Aspen coil serial number lookup

An IMEI is a 15-16 digit number, like 013554006297015. There are three ways to find yours: See Settings → General → About → IMEI on your device. Dial *#06# on your phone. Use iPhone Backup Extractor ʼs info view on your device. Completely free Apple serial number lookup and IMEI checker. Find specifications, images, warranty, and ...

Advertisement Serial killers can also be classified by their organizational and social skills. They can be organized or disorganized (depending on the type of crime scene) and nons...Description. Aspen™ DX-TREME CM Series Uncased Downflow Coils are designed for use with manufactured home furnaces. Features. Rifled copper tubing and enhanced aluminum fins. Immersion-tested at 500 psi, then nitrogen-pressurized and sealed. Left-hand refrigerant and plumbing connections. Liquid line - 3/8" ODS, suction line - 3/4" ODS on 1-1 ...UNCASED UPFLOW/DOWNFLOW COILS Phone: 281.441.6500 Toll Free: 800.423.9007 Fax: 281.441.6510 www.aspenmfg.com * For complete warranty details visit www.aspenmfg.com. Notes: 1) Do not use plastic drain pans on oil furnaces or other applications where outlet temperatures may exceed 290 F. Specialty metal drain pans …ü Install coils with the drain pan and/or casing on a flat, level sur-face. Slope the coil 1/4" towards the drain. Condensate lines must be installed in accordance with building codes. It is the contractor's responsibility to ensure proper condensate drainage at the time of the installation; Aspen bears no responsibility for damages causedDX COIL High efficiency rifled copper tubes/enhanced aluminum fins provide maximum heat transfer. All coils immersion tested at 500 psi then nitrogen pressurized and factory sealed for maximum reliability. Liquid-line Schrader allows pre-in-stallation pressure testing. Available with either orifice or TXV metering device.

The Verify Certificate feature is to confirm the authenticity of the certificate and the ratings listed on a previously printed certificate. Certificates printed after July 30, 2009 from the AHRI Directory Website can be verified through this feature. These certificates have a certification number printed on the bottom right corner. To print a ...Indoor Air Coils. Ductless Systems. Tax Credits. Learn about options available for you to save on a new HVAC system, including new incentives from the Inflation Reduction Act (IRA). ... Lookup my warranty. Or call us to register at 1-855-260-2975. Or call us to register. Products; Air Conditioners; Furnaces; Heat Pumps; Air Handlers; Packaged ...included in each box. coil designed for use with txv only. option not available for cc60e* series coils. cabinet depth of 20 1/2" on coils up to 3 ton and 21" for 3.5 - 5 ton coils (depth change available only after 2/11/2013). 162 silver metallic painted metal cabinet and doors, flanged top duct opening (continued) continued on next page....Register your new ICP equipment online and get warranty benefits. Enter your serial number and dealer information to start.Finding your model/serial number is easy. Simply look at the Flavel appliance images below for further guidance: 1:

The location of the serial number may vary depending on the type of appliance you are working with. Some common places to look for the serial number include: On the back or side of a refrigerator. On the rim or base of a dishwasher. On the door jamb or control panel of a washing machine or dryer. On the control panel of an oven or range.Cool technology to make finding and buying parts a breeze, including Serial Number Lookup, PartSPIN® and Smart Manuals, found on partstown.com and our industry-leading mobile app; An exceptional customer experience from the team you know and trust with every email, live chat, text and phone call, provided by a friendly and knowledgeable teamCASED MULTI-POSITION COILS Phone: 281.441.6500 Toll Free: 800.423.9007 Fax: 281.441.6510 www.aspenmfg.com * For complete warranty details visit www.aspenmfg.com. Notes: 1) Not all drain pan sizes are currently available in heavy duty plastic. Check with your local Aspen representative for current availability. 2) Do not use heavy duty plastic drainCarrier Serial Number Style 1 (HVAC Age By Week And Year) Style 1 serial numbers are comprised of 10 digits. To determine the age of Carrier AC or Furnace, only the first 4 are relevant. Here is an example of a Style 1 Carrier Serial Number: 3312A18212. The first two digits ’33’ tell you in which week of the year the unit was manufactured.131015 coil coil assembly 3 row w/o drain pan aac 30/36 131016 coil coil assembly 4 row w/o drain pan aac 37 130059 coil drain pan aac 18/36 130004 coil drain pan aac 37 3999 coil piston, .055 aac 18 4000 coil piston, .059 aac 24 3987 coil piston, .068 aac 30 4001 coil piston, .074 aac 36/37 4200 coil r410 txv kit non bleed 1.5-2 ton aac 18/24Search for your Alpine product in our Knowledge Center to download the latest firmware and updates. Product Firmware Updates. Alpine Dealer Support (For Authorized Alpine Dealers Only) Alps Alpine North America, Inc. 1-800-TECH-101 (800-832-4101) For Sales in USA:

Midland power outage map.

These numbers serve as a crucial identifier, providing a wealth of information. In this comprehensive guide, we’ll delve into the world of H&R serial numbers, exploring their historical context, decoding methods, and their impact on collectibility. The allure of H&R firearms lies not just in their craftsmanship but also in the stories told by ...Labor Charge, Warranty Processing Fees, Service Call Charge, etc. 1 10-year Limited Enhanced Parts Warranty registration not required in California, Quebec, or other jurisdictions that prohibit warranty benefits based on registration. 2 Always check the “Conditions” and “Limitations of Warranty” on your Warranty Certificate for ...Contact Us. [email protected]. (888) 601-0038. Follow Us. Aspen Slab Horizontal Coils General Specifications:Standard refrigerant connections: liquid line - 3/8" ODS, suction line - 7/8" ODS.Two 3/4" MPT condensate drains.Powder-painted metal drain pan. Stainless available.Bi-directional airflow.Flowrater standa.Here’s links to a collection of our blog posts about determining AIR CONDITIONER OR FURNACE AGE: • How do I determine the age of my air conditioner? • How do I determine the age of my air conditioner if the serial number is missing or not legible? • Ho w can I tell the age of an Affinity air conditioner or furnace from the serial …The lowest number serial numbers seen to date have at least four digits. CA-1234 - The serial number prefixed by the letters "CA" began around 1947 or 1948. These serial numbers have all been found a small red tag with both the Crescent and Rockwell names. This style of serial number was used until at least 1949.

Always located on the back of the case usually near the back I/O or beside the PCI expansion slots. Air Coolers. Located on the fan wire of the case fan that comes with the heat sink. Liquid Coolers. Located on the wire of the pump/CPU block. Keyboards. Located on the backside of the keyboard. Mice. Located on the backside of the mice.Series Evaporator Coils ... COMPLETE COIL WARRANTY . Aspen Manufacturing, LLC ("Aspen") warrants to the original registered owner and any end user who purchases the warranted product from the original purchaser ("owner") that ... serial number, e.g. D07-00017662 = April 2007. Date codes areSummary of Contents for Aspen FWB SERIES. Page 1 During installation, this Schrader valve must be protected from heat or it may leak. All Aspen coils are shipped with a nitrogen holding charge. DO NOT install the coil if this charge is not present. IMPORTANT MESSAGE TO OWNER: These instructions should be carefully read and kept near product ...Heil® & Heil-Quaker®. How to determine the date of production/manufacture or age of Heil® & Heil-Quaker® HVAC Systems. The date of production/manufacture or age of Heil® & Heil-Quaker® HVAC equipment can be determined from the serial number located on the data plate.Description: Eleven (11) character Serial number begins with one letter digit followed by ten numerical digits. Month of manufacture is 2nd-3rd character numerical digits. Day of manufacture is 4th-5th character numerical digits. Year of manufacture is 6th-7th character numerical digits.the serial number, e.g. D07-00017662 = April 2007. A=Jan B=Feb C=Mar D=Apr E=May F=Jun G=Jul H=Aug J=Sept K=Oct L=Nov M=Dec Coils/coil parts covered by this warranty and found to be defective upon examination at an Aspen factory-authorized service center will, at Aspen’s option, be repaired or replaced and returned to the buyer viaSame applies for the outdoor unit, but the serial number is readily available for you on the electrical data plate. Thinking the ADP 3 ton and the Aspen 3 ton cost is a wash if both have the same metering device as according to these sheets both have a factory TXV…. The Aspen has a TXV page 4/5 says copper coil.131015 coil coil assembly 3 row w/o drain pan aac 30/36 131016 coil coil assembly 4 row w/o drain pan aac 37 130059 coil drain pan aac 18/36 130004 coil drain pan aac 37 3999 coil piston, .055 aac 18 4000 coil piston, .059 aac 24 3987 coil piston, .068 aac 30 4001 coil piston, .074 aac 36/37 4200 coil r410 txv kit non bleed 1.5-2 ton aac 18/24YEC Serial Number Lookup. Yamaha is always looking to provide our consumers with the latest technologies and the best support for our products. To ensure your Yamaha product has the latest 3D feature firmware. Enter the Serial Number of your Yamaha product: Example S/N: Y123456XX.

Please type a Mac identifier or an iPod, iPhone, iPad, Apple TV or Apple Watch identifier into the above search box and click Lookup. Results will appear here. EveryMac.com supports these precise identifiers: Order Number (Example: MA970B/A, MB467LL/A, or MD093E/A) Model Number (Example: A1278 or M8493) EMC Number (Example: 2254 or 380B)

Brand History: Early 1900's - Started as McQuay Radiator in Minneapolis, MN and manufactured radiators for the Ford Model-T. 1933 - Incorporated as McQuay Inc. and initial HVAC success was built on the first classroom unit ventilator and the first hermetic compressor for air conditioning use. 1941-1945 - McQuay manufacturing facilities were ...Evaporator Coils. Evaporator coils are the unsung heroes of an air conditioning or heat pump system. These units are found on top or below your furnace, and help complete your system by transferring heat for enhanced home comfort. Your Carrier expert will recommend the appropriate sized coil for your system, so that your equipment can …How to determine the date of production/manufacture or age of American Standard® brand HVAC Systems. The industry average service design life for most forced air furnaces is 15-20 years, and the industry average service design life for most air conditioning condensing units is 10-15 years. The average service design life of boilers can vary ... the serial number, e.g. D07-00017662 = April 2007. A=Jan B=Feb C=Mar D=Apr E=May F=Jun G=Jul H=Aug J=Sept K=Oct L=Nov M=Dec Coils/coil parts covered by this warranty and found to be defective upon examination at an Aspen factory-authorized service center will, at Aspen’s option, be repaired or replaced and returned to the buyer via The model and serial number can be found on the rating plate of your air conditioner or heat pump. This is generally found slightly above the refrigerant valves on the back side of the unit. Additionally, many local Goodman brand dealers will affix the "traveler label" from the shipping box to the paperwork provided to a homeowner post ...The date of production/manufacture or age of Mortex® HVAC equipment can be determined from the serial number located on the data plate. Parent Company: Mortex Products, …When submitting a warranty request involving an Aspen coil, you must return the silver-gray Mylar tag on the coil that contains the Model & Serial Number of the coil. Photocopies are not accepted — only the original tag. To ensure that your warranty is processed quickly (for Aspen coils purchased through HVAC Distributors), please make sure ...Visit the Aspen Coil website to register for a 10-year warranty. Condensing Unit Aspen Coil Width Height Depth SEER AHRI Number GSX140181+TDR DE24A34-140R-402 14.00 19.00 21.50 14.50 205708848 GSX140181+TDR DE24A34-175R-402 17.50 19.00 21.50 14.50 205708848 GSX140241+TDR DE24A34-140R-402 14.00 19.00 21.50 14.50 205708849Serial Number Lookup

Cricket transfer esim.

Gwinnett county schools calendar.

2- 2 Row Hydronic Coil 3- 3 Row Hydronic Coil 4- 4 Row Hydronic Coil S= 18-37, Coil size- 18 x 12 L= 42-61, Coil size- 22 x 14.5 P= w/pump L= less pump Phone: 281.441.6500 Toll Free: 800.423.9007 Fax: 281.441.6510 www.aspenmfg.com AIR HANDLER CHASSIS NOMENCLATURE AFM 18 G -001 AFM = 120V X13 Motor Multi-Position Air Handler Nominal tonnage (MBTUH)Most of us are familiar with so-called “famous” serial killers, like Ted Bundy, the Zodiac Killer, the Night Stalker and the Golden State Killer. Some are so famous they have their...The manufacturer imprints a combination of digits on the body of the weapon. This number is stamped onto the metal portions of the handle, receiver, slide or trigger guard, making it less likely to wear off over time. A person who purchased a gun from a licensed firearms dealer can ask them for help in locating the serial number.I have a vexar from style crest evap. coil model EB 20C. I am afraid they put a very old unit into our 2010 manufactured home. The model number is ***** and serial number M0430100346. The UL heating a … read moreWhy Aspen? Contact Us Aspen Manufacturing does not employ heating and cooling technicians who come out to repair HVAC equipment and we do not have factory-authorized contractors.These numbers serve as a crucial identifier, providing a wealth of information. In this comprehensive guide, we’ll delve into the world of H&R serial numbers, exploring their historical context, decoding methods, and their impact on collectibility. The allure of H&R firearms lies not just in their craftsmanship but also in the stories told by ...Heat Pump + Coil; Straight Cool + Coil; Packaged Units; Ductless Mini-Split; Residential Components. AC Condensing Units; ... Serial Number Search; Tutorials; FAQ; Store Locator; Tutorials; Quick Order; Account ... Aspen 45 items ...Serial Number Nomenclature. You can determine the date of manufacture based off of the 4 digits after the first letter in the serial number. The 2nd and 3rd digit indicate the year of manufacture, and the 4th and 5th digit indicate the week of that year the unit was manufactured. The following digits are the sequence number.Step 3: Click "Serial Number Lookup" Once you get to that page, enter all the characters and the numbers on your firearms into the search field. Next, you need to hit search to see the result. As the website already stated, a couple of vintage guns share serial numbers between models so if multiple models appear, simply match the proper date.Step 1: Confirm Correct Model Number. Does your model number look like the image below? The first 10-characters (i.e., model and type) stamped on your engine will look like this: Please Note: If the model & type numbers on your Briggs & Stratton engine are only 9 characters, please enter a 0 (zero) at the beginning of the model number.First, determine the type of equipment from the two categories shown below. The photos and diagrams will help you locate the model and serial numbers of your equipment, if they are not found on your original warranty or sales invoice. Split Systems. Two Model and Serial Tags identify Split System Equipment. Package Systems.The location of your model / serial number may vary, but it's most commonly found in one of the following locations: Along the interior-side trim of the oven and visible when the door is opened. On the left-side panel and visible when the door is opened. On the front frame of the storage / warmer drawer panel and visible when the drawer is ... ….

This is a test website. It cannot be used to obtain or verify AHRI Certified products or ratings, and it cannot be used to generate AHRI Certificates of Product Ratings.ADP evaporator coils are uniquely designed to save customers time on installation while ensuring a leak-free system. We offer custom solutions to leverage local market differentiation and growth opportunities. Out-of-the-box installation. SKU optimization. Industry-exclusive Microban® anti-microbial product protection.Kenmore is a well-known brand in the world of home appliances. With a wide range of products, including refrigerators, washing machines, and dishwashers, Kenmore has established it...Aspen Serial Number Nomenclature. Effective January 2000. 0 0. YEAR CODE. SEQUENTIAL SERIAL NUMBER. 00=2000. 01=2001 ... ETC. - 1 2 3 4 5. MONTH …Squier Serial Number-Manual Checklist. Here is a summary of the serial number, model, and year. To gain the best results use our decoder. *Authority Guitar Top Tip: Press ‘ctrl & F’ then add the beginning of your serial number/guitar model in the search bar to find your details quicker on our extensive list below.. To reveal an …For the K2500, open the back panel to access the drain tubes and locate the serial number. For the K3000 and K3500 models, the serial number can be found behind the pod bin. Gently slide out the drip tray and the pod bin, and you'll spot the serial number printed on the back wall of the coffee maker. For K4000, you can find the serial number ...How to determine the date of production/manufacture or age of American Standard® brand HVAC Systems. The industry average service design life for most forced air furnaces is 15-20 years, and the industry average service design life for most air conditioning condensing units is 10-15 years. The average service design life of boilers …Find the manufacture date of any Seiko watch. Seiko watches have a 6 or 7 character serial number on their casebacks. The second character can be a letter but the rest are all numbers. You can use the Seiko serial number in conjunction with the movement number to calculate the year of manufacture. The month and last digit of the Seiko'a date of ...At Aspen, everything's right here: coils and air handlers with all the options you want, hassle-free warranties, short lead times, and competitive pricing. When it Counts Count on AspenIn today’s digital world, it can be difficult to find someone’s phone number. Fortunately, there are a variety of no cost lookup services that can help you uncover phone numbers fo... Aspen coil serial number lookup, numbers and serial numbers. Unit model number (including any dash numbers) and serial number must always be used when referring a problem to Lennox in regard to repair parts, literature, wiring diagrams, etc. Use of proper unit identification numbers and serial numbers will greatly help in expediting any material required for these products., Indoor Air Coils. Ductless Systems. Tax Credits. Learn about options available for you to save on a new HVAC system, including new incentives from the Inflation Reduction Act (IRA). ... Lookup my warranty. Or call us to register at 1-855-260-2975. Or call us to register. Products; Air Conditioners; Furnaces; Heat Pumps; Air Handlers; Packaged ..., The 10th character on the VIN number shows you the year the trailer was manufactured, it will either be a letter or a number. The table below will show you the year the character relates to. Some letters and numbers look similar, like I, O and Q look like 1 and 0 so they have been excluded. A - 1980., 2) Look for a sheet taped to the front of the air handler (indoor unit), where the HVAC contractor has listed the performance data for the system. 3) Some manufacturers encode the SEER rating in the beginning of the model number on the data plate of the condenser. For example, the "XC21" at the beginning of the model number of the Lennox ..., Please type a Mac identifier or an iPod, iPhone, iPad, Apple TV or Apple Watch identifier into the above search box and click Lookup. Results will appear here. EveryMac.com supports these precise identifiers: Order Number (Example: MA970B/A, MB467LL/A, or MD093E/A) Model Number (Example: A1278 or M8493) EMC Number (Example: 2254 or 380B), Quick answer: For most Rheem models and all those made recently, the serial number begins with a letter followed by 9 numbers. The first two numbers after the letter represent the week of the year, 1 through 52. The second two numbers (numbers 3 and 4) are the year. So, W 2210 represents the 22 nd week of 2010., At Style Crest®, we know an important part of your buying decision is product support. All Packaged Units, Furnaces, Outdoor Condensers, and Indoor Coils include a manufacturer's limited product warranty to the original homeowner and are supported by our own internal Warranty Team. NOTES: Style Crest does not accept coil only warranty registrations. Coils can […], Serial Number Lookup. To determine if your product has an authentic serial number of a product manufactured by Trijicon, please enter your product serial number using the form below and click submit. You will then receive an on screen notification as to whether or not the serial number is associated with a product that has been manufactured by ..., The age of the equipment cannot be found in the serial number. Call the manufacturer with the serial number to determine the year of manufacture- 800 476 4328. Trane. Y=year of manufacturer X=letter 7=numbers The year of manufacture for Trane equipment is encoded in the serial number. The date of manufacture is often listed on the label., Review fromWilliam H. September 19, 2023. Potential buyers beware! I purchased a new replacement AC unit with an Aspen coil the 6/22/2021. The installer had to recharge the unit on 6/12/23. At ..., The new "No Series" name MIJ guitars had a low priced student model companion, the JS20. The MSRP of the JS20 in 1996 was $325 and it could be purchased new for around $200 in the US at the time. A black JS20 (serial number 65002013) was my first electric guitar and my first Jackson, purchased new in 1996., To set up coils for downflow application, install the two 3" wide by 16" long galvanized metal plates on the outside of the coil, against the fins on each side of the coil as shown in Fig. 5A-3. These plates are supplied with the coil. Fig 5A-3. Metal Plate location for a Downflow/Counterflow Application Fig 5A-1. Upflow Application Fig 5A-2., The Benefits of Product Registration. Warranties on Luxaire® residential products require online registration within 90 days, or they revert to warranties with shorter timeframes. See a full list of warranties and information on what happens if they are not registered here. If you have questions about your warranty, please contact your Luxaire ..., CASED UPFLOW/DOWNFLOW COILS Phone: 281.441.6500 Toll Free: 800.423.9007 Fax: 281.441.6510 www.aspenmfg.com * For complete warranty details visit www.aspenmfg.com. Notes: 1) Do not use plastic drain pans on oil furnaces or other applications where outlet temperatures may exceed 290 F. Specialty metal drain pans used for these applications., 40+ years of Trane serial numbers: This page explains or decodes seven Trane serial number styles, making the date lookup very easy for any year going back to the 1970s.The numbers were/are used on ACs, heat pumps, furnaces, air handlers and other equipment types. Not Model #s: This post is about Trane serial numbers, not …, If you have installed a new cooling or heating system from Amana, you may want to view the warranty coverage on your product. Visit the Amana website and enter the product details to see the benefits of your warranty. Amana offers high-quality and energy-efficient products, such as air conditioners, air handlers, gas furnaces, heat pumps and more., This video shows the location of your model and serial numbers for an evaporator coil. Steve at HvacPartsShop.com explains the useful information on the serv..., Daikin/Amana/Goodman. Product Warranty Registration Help. 877.688.9191 (option1) General Warranty Questions. 877.254.4729 Aspen Coils Mfg. Aspen Online Warranty Registration, Search term. We've detected you're visiting from: Go to local site Stay here. Making life easier for the HVAC/R technician . AC & Furnace Pumps. Support Systems. Valves & Fittings. ... Aspen Pumps Group's virtual exercise mission is raising £5,000 for charities around the world! 27 April 2021., 1-Year Replacement Pledge (Air Conditioning and Heat Pumps) We will replace the unit if the compressor (that's the heart of the system) fails in the first year of operation. All split system products must be installed with an Airtemp approved matching indoor air handler or indoor coil. Product registration is required., We are coming with the Apple Mac Serial Number Check, where you will be able to find out secret information about your Apple product. Let's check out the Apple Mac Serial Number lookup tool and get the hidden information about the Apple Mac. This is the super useful feature that's locating the advanced information that is the Apple Mac holds., Dedicated horizontal A-Coils and Slab Coils are designed for horizontal applications only. Horizontal A-Coils 17.5" and taller include furnace plate adaptors to facilitate proper fit with furnaces of different widths. Splash guard installation is not required on horizontal coils. Proper performance for Horizontal A-Coils with top, Please type a Mac identifier or an iPod, iPhone, iPad, Apple TV or Apple Watch identifier into the above search box and click Lookup. Results will appear here. EveryMac.com supports these precise identifiers: Order Number (Example: MA970B/A, MB467LL/A, or MD093E/A) Model Number (Example: A1278 or M8493) EMC Number (Example: 2254 or 380B), Year of manufacture can be determined by using the 4 th & 5 th positions of the serial number. Month of manufacture can be determined by using the 6 th & 7 th positions of the serial number. Note: This style can have hyphens after the first three postions and/or the first seven positions of the serial number. i.e.: GBB-030708229 -or-GBB-0307-08229, Product Registration . Contact Us; Corporate Governance; Resources; PartnerLink; Connect with us, The serial number and model number for each piece of equipment you purchased. An email address. We will use this to send you confirmation of your registration. If this equipment is in a newly constructed home: the date you closed on the purchase of this home. If this product was installed in an existing home: the date of installation., For laptops, the tag is located underneath the system, while for desktops, it is located on the back of the chassis. Alternatively, the "Command Prompt" can be used to find the tag. The reader is asked to provide their service tag to receive further assistance. For more information, take a look at: Find your Service Tag or Serial Number., Manage Registration. Confirm, edit or reprint an existing ICP product registration. Click Here, Coils must be registered online within 60 days of installation to receive the 10-year warranty on selected models. Otherwise, the coil will be warranted for 5-years. For complete warranty details and to review our Terms & Conditions click below. Air Handlers AAM /AEM Air Handlers All Others Coils B, 22, CC Light Comm Coils Terms & Conditions, The serial numbers of the equipment you purchased. The general information, including name, address and phone number. The name and phone number of the dealer who installed your equipment., Warranty. CP Series Dedicated Horizontal Coils with Plenum. DC Series High Efficiency Aluminum Cased Upflow/Downflow Coils. DE Series High Efficiency Aluminum Cased Multi-Position Coils., Serial numbers on these guitars were arbitrary numbers and did not indicate date of manufacture. When dating these guitars only ballpark ranges is possible. One tip is the type of pickups. Single coil trapezoid face = mid to late 1960s, P-90 sized single and dual coil pickups = early 1970s, normal humbuckers and more strat like singles = early ..., Serial Number Lookup. Enter your Ruger® serial number above to view its model number, product line, caliber, production status, ship date and instruction manual. Note: This service is provided as reference only, and accuracy is not guaranteed. For specific questions or additional information, please contact Customer Service .