YzIyNmQzNzdhZmFhMzBmMzI4ZjdjZGQ2MDdjNTJlYzBjMzQ2MzkwZWRhOThl 2.5/1 Borg Warner Transmission on perkins 4.236. MzEzZWMyYjBhOTI5MTZiYjAzMWNjYzZmZTRkN2U1YTMyOTQ0MTVkOTE5MWRm If it starts with an S, you are looking at a three-speed Saginaw. As a rule of thumb, the Saginaw and Borg Warner Chevy four-speed transmissions should live a long and happy life when used in cruiser applications. Also, there were some input shafts produced by the aftermarket and General Motors that have no identifying rings on them. Local Pickup. . 39MT - Click for more detail MzY3YTkwMzcyMmQ2NjFmMWNhNTFlMGU0YTQ2ZjA5MWEzYmJjMWNmZDkyMTU5 Borg Warner Transfer Cases; Identifying (688k) 0405: Borg Warner Interactive Torque Management System (402k) 0305: Borg Warner 4472 AWD Transfer Case (424k) 1296: Borg Warner TOD Transfer Case (444k) 0297: Borg Warner 4405 Transfer Case (599k) 0298: Borg Warner 4405 Electronic Diagnoses (869k) 0501: Borg Warner 4411(2,654k) 0503 We provide links to individual manufacturer's data tag decoding guides (Lennox, below), and to two excellent equipment data tag decoding books, by Scott LeMarr (online at this website) and the Carson Dunlop & Associates Ltd. Technical reference - the most extensive such document we've found. Depending on how you ordered your muscle car in the 60s and early 70s, you might have even benefitted from the famous Muncie transmission. MzBjNWJiMmJjZjIzNzljYjFmZDZkOTdkODIyNTIzOTVmN2M1ODZkZWFjOTcx [PDF linked to return here. When properly identifying a Saginaw transmission, the casting numbers are a surefire way to know for certain what youre looking at. (468) NEW VENTURE MG-5 (466) G.M. Our Comment Box is provided by Countable Web Productions countable.ca, Click to Show or Hide Citations & References, AIR CONDITIONER BOILER FURNACE AGE, MANUALS & PARTS GUIDES - HVAC, AGE of AIR CONDITIONERS & HEAT PUMPS DATA TAG DECODER, LENNOX Heater & Air Conditioner Model & Serial Number Decoding Guide, AUDELS OIL BURNER GUIDE, INSTALLING, SERVICING, REPAIRING, Publication No. Industries, Fairbanks Morse, Fedders, Fess, Findlays Limited, Flamemaster, Fleetline, Florida Heat Pump Manufacturing, FMC Corporation, FP Industries, Franklin Electric Company, Frick, Friedrich, Frigidaire, Frigiking, Fuel Master Burners, G.M.L. Check out our GM transmission parts store page, or click the button below to get a free full-color parts catalog. The only name I see is " Royal Heater". on 1st, 2nd and 3rd mainshaft gears whereas the non-world-class T5 transmissions didn't. Office Hours: Mon Fri: 8:30a to 5:00p PST Other labels on heating equipment may give warnings or usage instructions, like the label I show below. Our experienced team is there to help you every step of the way. ZjU1MWM3ODk5NWQ0ODRiMThhNWE1NDQwZTA3YmUzYzc2ZGJhYmRkMGYwNzg2 In their simplest design, the gravity furnace system included no ductwork whatsoever. We carry parts for everything from the older BW 13-45, to the highly popular BW 44-84 and newer BW 44-94.We make it easy to verify your exact transfer case by providing specs and year, make, and . 0 grooves: First 2.84, Second 2.01, Third 1.34, Fourth, 1.00, 1 groove: First 2.54, Second 1.84, Third 1.44, Fourth, 1.00, 1 groove: First 2.54, Second 1.84, Third 1.32, Fourth, 1.00, 2 grooves: First 3.11, Second 2.20, Third 1.47, Fourth, 1.00, 3 grooves: First 3.50, Second 2.46, Third 1.65, Fourth, 1.00. You can also use the "BACK" button on your browser to return to this page at InspectAPedia.com.]. This sticker gives model and oil burner nozzle guide information for System 2000 boilers by Energy Kinetcs - a boiler I installed in a New York home nearly 20 years ago) but this is not the unit's data tag. MThlMzMwY2JhOWNmMjVjYWYzOGJjM2U2ZDBhNDU5YmY3MGZjMTQyYTBkMDIz NDQ5YjFjNzc5MDg0ZWU2MjQzZTU0ODRiNWM4Y2ZmNDM0OGMyNTVjNzc3MmNj 2- Pontiac 7- 1977 N- Norwood, Ohio (Assembly Plant) 130391- Sequential Production Number As noted above, probably from a Firebird/Trans Am. Did you know that there are various models that were used in various cars? SPEC Clutches: For That Next Engine Swap Or OEM, Shop Tour: Brian Tooley Racing Expands To Be A One-Stop, Moroso Anti-Roll Kit Is The Right Tool For The, Steer Your Classic Ride Straight With A New CPP Steering, NEW LS Bellhousing For Magnum And T56-Shifted Hot, Fenix Is A Next-Gen 69 Camaro With 1,180, A Brothers Quarrel Results In This Fine 1955 Chevy, Is This Barn Find The Worlds First Corvette? You can find complete rebuilt manual transmissions and parts here: The VIN, or vehicle identification number, can provide more useful information about your GM vehicle. This is what I have. Borg-Warner in 1981. Our photo (left) shows a gravity warm-air "octopus" furnace; in its earliest version these furnaces, installed in the late 1800's in the U.S. were coal fired; many were later converted to oil. OTlkN2E1NGNhZjU1NGI0YmEwNzAyYzJlZDQ2MWQzZGE5YzYwMTRjNGRjY2Q2 Storms has a Bachelor of Arts in journalism and a Master of Arts in education, both from Michigan State University. Early T10 are cast iron case (Like Saginaw 4sd), later are alloy case. one-piece brass blocker rings throughout. (Excellent tips on spotting problems on oil-fired heating equipment. Generated by Wordfence at Sat, 4 Mar 2023 8:42:15 GMT.Your computer's time: document.write(new Date().toUTCString());. We'll send you the most interesting Chevy Hardcore articles, news, car features, and videos every week. Call our staff of differential experts at (800)510-0950. We will safeguard your e-mail and only send content you request. The Muncies appearance, design, and operation did not change much during the transmissions use in GM production cars. Search within the document by clicking on the Magnifying Glass at the top, or by simply using "Control-F" and re-entering the BOM number. You will not receive a notification when a response to your question has been posted. (451) 7 bolt side cover used from 1963-68 * MUNCIE Shaft Identification The above Muncie 4 speed transmissions can be distinguished from the style of the transmission arm attachment. Besides the ID tag, are there other easy ways to identify a world-class T5 transmission? I want to find a operator's manual so I can maintain it.- G.L., 16 Jan 2015. Not only are the Saginaw and Borg Warner side cover and tail housings constructed of different materials, but the reverse shifter arm of a Saginaw is on the side cover while the T10 is located on the tail housing. This is only found on the T10. Classic car restoration is not a new hobby, and the older the project car, the more likely it is that someone has installed a different transmission at some point along the way. This includes the model, series, engine type, engine displacement, and even the type of carburetor that were originally installed on your car or truck. The Muncie four-speed was produced in two ratios: the wide ratio (M20) and the close-ratio (M21). For example, when decoding the age of an H.B. World-class The T5 is an evolution of the Borg Warner SR4 4speed. To add a little confusion to the mix, there were Borg-Warner Transmissions that feature aluminum cases and cast-iron side covers. Copyright 1995-2021 The Jalopy Journal: Steal our stuff, we'll kick your teeth in. The Muncie utilized seven different input shafts. Borg Warner - Transfer Case IdentificationShop by your transfer case. While casting numbers are a definite guideline for identification, a quick, somewhat accurate way to quickly identify Muncie transmissions involves the input shafts. The world-class T5 transmission had bearings But equipment age, capacity, specifications are not always so easy to recognize on the data tag. Our photo shows data tags on a Weil McLain gas fired heating boiler that was manufactured on 10/10/1996. Find a Part | Delco Remy. second-generation versions of their popular five speed manual transmissions. ZTM4MTIxOTgxNTUyZDhmNjk4OGZmYTRlM2EwMmVjN2JlOWI0Y2ZlZWE3MGQ0 The T4 was an improvment of this design, using tapered input and output shaft bearings combined with a drawn cup roller bearing countergear. Those from 1955-68 may have electric overdrive. Here's a quick overview of the first model year for each transmission. Div. Vehicles leaving the factory with an axle ratio of 3.55 and numerically lower gears, typically incorporated a wide-ratio transmission. You'll notice that the chart contains a few abbreviations. 1930. ebasicpower.com : Rebuilt Marine Transmissions - All Applications Marine Transmissions and Parts - Borg Warner Velvet Drive - ZF Hurth - Paragon Chris Craft Inboards Caterpillar Diesel Inboards Chrysler Inboards Crusader Inboards Cummins Diesel Inboards Detroit Diesel Parts Engines (Inboard Sterndrive) Indmar Inboards Mercruiser Sterndrives Mercruiser Inboards Marine Power Inboards Outboard . The OTgyMmU4YWZjYTg4NzdmZTUzNzU2M2U2NDA3NGIyYmIxMjgxZTE0MGIyY2Ux 87K views 8 years ago Loop This "How to Locate Your Furnace Model and Serial Number" video guides the viewer through how to find, identify and use the information on the manufacturer data. Look at the transmission from the driver's side of the vehicle by going under the vehicle at the driver's-side door. Pre-1969 Muncies use a stud Or use the SEARCH BOX found below to Ask a Question or Search InspectApedia. It also had a rear pump and a "Dual Range" shift pattern with two drive positions: P-R-N-D2-D1-L. Secondly, the world-class transmissions used tapered roller bearings on the countershaft, HVAC Technician: BillyHvac I cant tell you exactly. NDQwMjlmNjNmNTkxMjYxNTdjNDZlNWI2NWY4NmQ4ZjlkMmZlNGI1YTM3NzQ5 The M20 and M21 used a gearset with a more angled tooth design on each gear (left). Service Parts Search. He is also a contributor to InspectApedia.com in several technical areas such as plumbing and appliances (dryer vents). For example, on a Borg Warner T10, the identifiers T-10 and/or 13-04 should be imprinted on the transmission housing. Aaon, Inc., Ack-O-Matic ,Aero Burners, Aero Environmental, Airco, Airtemp and Tempmatic, Aitons' Equipment - APCO, Allanson Transformers, Amalgamated Electric, Amana, American Standard, American Standard Water Heater Group, Amtrol, Anthes, APCO, ARCO Air, Arkla Industries, Armstrong Air Conditioning Co., S.A. Armstrong. 151428 = Borg Warner production number / serial number E0982 = Date Code Gears: 3.35/1.93/1.29/1.00/0.68 Reverse is 3.15 . Shop by Transfer Case Transfer Case Models Model NP149 Model NP205 Model NP231 Model NP241 Model NP246 Model NP249 Model NP261 Model NP263 Model NP271 Model NP273 According to Drivetrain.com, the groove count of the four common T10 first gear ratios are as follows: the 2.43 first gear ratio has two grooves, the 2.64 first gear has three, the 3.42 has five and the 2.88 first gear ratio has six. whereas non-world-class transmissions used flat (cylindrical) roller bearings. Jump to Latest Follow Status Not open for further replies. see HEATING SYSTEM TYPES. The gravity furnace we show at left was a more advanced design in which an "octopus" of duct work "arms" delivered heat directly to individual areas of the building. This is a large reason why some guys will not rely on transmission identification by the input shaft grooves. GM 1984 1/2 Camaro/Firebird 5.0 V8 IG4 IG9, Ford 1985-86 T-Bird/Mustang/SVO 2.3 TC L4 WC, Ford 1985-86 SVO Mustang 2.3 EFI TC L4 WC, Nissan 1986 300ZX North America 3.0 Turbo V6, GMC 1986 F Cars 5.0 V8 LG4 WC (cancelled), Ford 1986 1/2 T-Bird/Cougar 2.3 L4 Turbo WC, Ford 1986 1/2 SVO Mustang 2.3 L4 Turbo WC, Ford 1993-prior Mustang 5.0 V8 WC (see below). OWQxZDYwNGYyMzU0MGUzOTgxMTRlMTdkMjE5NWFmZGI5MmIzNzk3MzM1ZTc1 2nd and 4th digits 0 and 4 (number) is the year of manufacture. US1700559 A - heater 1929 (filed 1923). The gear ratios ultimately identify the T10 in question. There is a shut off breaker on the outside so I think the unit is relatively new. Identifying Your Transfer Case. Weather your looking for rebuilt transfer cases, remanufactured transfer cases, new transfer cases or transfer case parts, the following table is provided to assist you in identification of your existing transfer case model number. Serial: 4660. borg warner super t10 pwrbydisel Member from New York Hi all, I have a Borg Warner but i'm not sure how to identify it. This article reviews all the BorgWarner TorqTransfer System transfer cases currently in production, pairing them with the vehicle models in which they are used and providing descriptive details to help you make sure of what you have in the shop. Family Search. The easiest and surest way to identify the original application or gear ratios of a specific used Borg-Warner T5 transmission is to check and look-up the ID tag number using the chart below. In our first photo shows gas fired heating boiler located in a garage. The identification number for a T5 is usually only found in 2 locations. That being said, there was a second, close-ratio version (M22) that was developed to survive duty behind engines with a higher torque output, and was known as the Rock Crusher. This version was offered in high-performance big-block cars starting with the 1965 Corvette. Many enthusiasts mistakenly refer to all Muncies as Rock Crushers, and this is just not appropriate. . Look at the forward shaft bearing/support. If the transmission is off the vehicle, it is on the left side, when looking from behind the unit and the input shaft is pointing forward. BorgWarner Velvet Drive Transmission main case bushing 71 72 Series 71-28C x 2pc. Denco Diesel and Turbo) OEM PART NUMBER : 28200-4A480 The green-and-white tag reads "13-52-072". rings on 1st and 2nd and friction-lined (aka "fiber" or "composite") powder-coated The Muncie four-speed transmission was heralded by many as anindestructible four speed used by General Motors, and found its way into many different car models, behind various engine combinations between 1963 and 1974. Search; HVAC BRAND MODEL NUMBER NOMENCLATURE. If you don't know what kind of heat your building uses, we explain how to figure out the answer introduction by: Curtis Jacobson NjEyNzc0YWRiMWQ2ZjA5M2I1ZGU5ZmQ2M2I3NTY0ZDEzMzM3ZTA0NWJkOTYw Please identify age Unitary Products ( York- Borg Warner) Air conditioner. It will contain the model no, reduction ratio and the serial no. Input Shaft On the world-class The transmission serial number is a production serial number and should not be confounded with the engine serial number, they are not the same. In addition we have provide gasket shapes that will also help you verify the correct transfer case model number. Smith, Westfield MASeries G200Boiler Model # G200-W-5CONSerial # J80-2747. The main difference between the Muncie and the Borg-Warner is that the Muncie has a 7 bolt side cover and the Borg-Warner has a 9 bolt side cover. Parts illustration, A390 T150 Tremec 3 speed Manual Transmission Parts, Ford F Series Truck P Series Van and Full Size Bronco Manual Transmission Rebuild Kits, Ford Escape, Explorer, Ranger Manual Transmission Rebuild Kits, Ford E Series Van Manual Transmission Rebuild Kits, Ford Courier Truck Manual Transmission Rebuild Kits, Ford Bronco II Manual Transmission Rebuild Kits, Ford Aerostar Manual Transmission Rebuild Kits, S6-650 Ford 6 speed Manual Transmission Parts, Ford ZF547 Manual Transmission Rebuild Kit, ZF542 and ZF547 Ford Manual Transmission Parts, Toyo Kogyo Ford 4 & 5 Speed Manual Transmission Parts, T19 Borg Warner Manual Transmission Parts, T87 Borg Warner Manual Transmission Parts, T96 Borg Warner Manual Transmission Parts, T98 Borg Warner Manual Transmission Parts, Ford 3, 4 & 5 Speed reference material V26, Ford ZFS542 & ZF547 Manual Transmission Overhaul Kit, Honda Manual Trans 5 and 6 Speed Overhaul Kit, Honda H2, D2, M2 or Y80 Parts illustration, Honda5 and 6 speed Honda Manual Transmission Parts, Jeep Transmission and Transfer Case Repair Parts Kits, Toyota AX4, AX5, AX15 Manual Transmission Parts, T85 Borg-Warner 3 Speed Manual Transmission Parts, MRK100516 AX4 AX5 & Toyota G52 Overhaul Kit, SR4 Borg Warner Manual Transmission Parts, T15 Borg Warner Manual Transmission Parts, T18 Borg Warner Manual Transmission Parts, Mercury Manual Transmission Parts and Overhaul Kits L, Mitsubishi FWD AWD F5 and W5 series 5 speed, Mitsubishi F5M22, F5M31, FM533 parts illustration, Mitsubishi W5M33 Manual Transmission Parts Drawing, Mitsubishi D50 RWD KM 4 & 5 speed Overhaul Kit, MRK100601 Nissan 5 sp FS5W71C FS5W71B Overhaul Kit, Nissan FS5R30A Manual Transmission Overhaul Kit, K100603 Rebuild Kit Nissan 300zx, Pathfinder FS5R30A, RS5F50 Nissan 5 & 6 Speed (FWD) Manual Transmission Parts, RN30 & RS30 Nissan FWD Manual Transmission Part, Suzuki Sidekick & Geo Trackers Overhaul Kit, GEO Tracker, Suzuki Sidekick Parts illustration, Toyota Parts illustration Manual Transmission, Toyota "H" Series Landcruiser Overhaul Kit, Toyota L Series 4sp. SEARCH BY PART NUMBER REFERENCES: Standard SAE Dimensions for Flywheel . There is no blower fan in the system. Shown below are some diagrams that will describe where the serial number is stamped on all transmission cases. a specific used Borg-Warner T5 transmission is to check and look-up the ID tag Or see AGE of HEATER BOILER FURNACE FAQs - questions and answers posted origionally on this page. Serial Number Style 1: AC Units 2004 & Newer. This article provides documents that explain and translate all of the data found on information tags and stickers used on This look-up will not give manufacturing information for any other Weil-McLain product but boilers. Take a look at the manuals and their warranty info for Hydrotherm Boilers at https://inspectapedia.com/heat/Hydrotherm-Age-Manuals-Contact.php 13576 Desmond Street and whether your heat is hot water, steam, or warm air, researched by: David Gable If the case and side cover are made of cast iron, that would make it a Saginaw transmission. The serial number is XXXXX All the info I can find for BW or York talks about two or four letters to get the month and year of manufacture, but none have XO as one of the options. Once you have the identification number you can access one of the two Web listed in the Resources section of this article to find out more information about the transmission. The Borg was 1956- 1986. All shafts and planets are inspect to ensure proper tolerances are maintained. What Chrysler, Dodge or Jeep rear end ratio do I have? 2. Instructional Technologies Institute, Inc., 145 "D" Grassy Plain St., Bethel, CT 06801 800/227-1663 [home inspection training material] 1987. N2JmZTUyZmQzYjJjMmM0NjNiMDBlOGI4NWEzNWJhMGFmYWQ5NjE2MGE1NDk4 Product Search - BorgWarner Search by Manufacturer OE Manufacturer Transmission Product Search by Number BorgWarner Part Number OEM Part Number Clipboard(0) Please select manufacturer, transmission or type or enter a part number. If the CP# is only 6 digits, enter a leading zero, e.g. TACO (Canada), TACO, Tappan, TECO, Techumseh Compressors, Teledyne Laars, Tempmatic, Temprite, Tempstar, Thermo Pride, Trane, Typhoon, Unitary Products, viessman, Viking, Warden King, Water Furnace, Watts Regulator Co., Weben jarco, Weil-McLain, Westinghouse, Whirlpool, White-Rodgers, Wood, Worthington Air Coils Ltd., York - Borg Warner. Note: appearance of your Comment below may be delayed: if your comment contains an image, photograph, web link, or text that looks to the software as if it might be a web link, your posting will appear after it has been approved by a moderator. BORG-WARNER BOSCH Broan Brock . Need help identifying your differential or not sure which replacement or performance parts you need? Privacy Policy. The numbers 3831707 and the shifter linkage being attached with studs and nuts make this a side cover for an early Muncie. This is only a guide, and you always must be cautious of mixed and matched units and parts, and . ZTkzMjNhMzI0ZTRlNTdkMDJkZmY5NzE4YzRmYWExMzc0ZDJlYTViZGNkYTRm Advanced Search; Members; FAQ; Dark Mode Light Mode Menu Log in . Located in Huntington Beach, California, Classic Industries has provided over 1,000,000 customers with parts and accessories they've needed to restore their vehicles for over four decades. Payne, Pendell Boiler Ltd., Philco, Powermatic, Precision Boilers, Preston, Pyreco, Raypak or Raypak, RBI Water Heaters, Refcan, Reznor ITT, Rheem, Roberts Gordon, RUUD, Sanyo, SJC Corporation, Scarboro Pump Manufacturing Co., Sears, Sears Roebuck, Severn Boiler, Simpsons-Sears, Shell, Singer, Slant Fin Ltd., A.O. On transfer cases manufactured by borg warener the information is typically on a tag under a case bolt. ), International, International Comfort Products, Intertherm, Iron Fireman, Janitrol Heating and Air Cooling Conditioning, John Wood Co., Johnson Air Ease, Keeprite, kenmore, Koldwave, Kool-Fire, LG. If the heating equipment in your building is original - which may be determined by visual inspection, by knowing the building age, or knowing the heating system age, then each of these can inform us about the probable age of the other. transmissions it looks like a freeze plug, whereas on the later trannies it's a It has a dual sided, vent less, gas floor heater. Weve sourced more than one Saginaw from Vegas in junkyards. or Best Offer. You will need model number, assembly number, see above figures. John Cranor [Website: /www.house-whisperer.com ] is an ASHI member and a home inspector (The House Whisperer) is located in Glen Allen, VA 23060. However, there were several design upgrades and modifications made during the total production run. . BASIC UNITS - DATA PLATE SERIAL NUM BER INFO RM ATIO N XXXX999999 T Y P E O F IT E M M = Mfg. ZTUyODBiODJhNDM5ZDE0YjAwYzhiNWIwZWRiMjcwOTNhZTRkZjBiMGFlMjg1 The results will highlight on the page. Some transmissions have a date code instead of the serial number. All transmission sales are subject to a 3% handling fee. Please bookmark this page to make it easy for you to check back for our response. If the case, side cover, and tail housings are made solely of aluminum, well my friend, that would be a Muncie. Almost all Muncie transmissions were delivered with a groove(s) on the input shaft and counter gear. The materials used in case construction of a Muncie/Chevy four-speed mean that if you find one of these gear boxes in a shed or barn, the Muncie will probably be smooth and covered in grease and/or oil, while a Borg Warner or Saginaw transmission will usually be coated in a light layer of rust. We we need to do this is to identify the brand and then model of your heating equipment and then find that manufacturer in the indexed Articles above where they are arranged alphabetically. . Whats The Reason Enthusiasts Cant Get, Yes I Am A Dinosaur, And Why I Feel Electric Cars, Rare Rides: The 1969 Chevrolet Camaro COPO, SPEC Clutches: For That Next Engine Swap Or OEM Upgrade, Shop Tour: Brian Tooley Racing Expands To Be A One-Stop Shop, Moroso Anti-Roll Kit Is The Right Tool For The Dragstrip, Why You Need A Proper Fuel Tank Vent In Your Ride, Fenix Is A Next-Gen 69 Camaro With 1,180 Horsepower. Classic Industries offers thousands of parts for GM transmissions and drivetrains. NTE3NDhiNDU4ZWFhZjQxNSIsInNpZ25hdHVyZSI6IjU4MDY0MTNkNTdmNWVk So, whether you are heading out to check out a "For Sale" ad that could be your next project or trying to make heads or tails of a junkyard find, the following charts can be useful guides when it comes to GM transmission identification. If you are not sure how to distinguish between an M20, M21, or M22 Muncie, knowing what to look for can be tricky. MmExZjc5OGE0MzkwMWM5NzViZDFjYWFmYzQ1YjY3YTNmMTg1MjZhN2U3MWE3 Watch out: I would not assume that the heater you have is safe to use without both a thorough visual inspection and testing for gas leaks as burning LP or natural gas in a defective appliance can produce fatal carbon monoxide gas. Apologies for the delay. S = Source One. Jeep_Aisin-Warner The Aisin-Warner four-speed automatic transmission (AW4) was co-designed by AMC and Borg Warner then built by Aisin in their new facility for use in then all new Cherokee XJ's new inline six-cylinder 4.0 L design. Baltimore Aircoil of Canada, Bard, Bell & Gossett, Borg-Warner, Bradford White, Bristol Compressors, Bryant manufacturing Co. of Indianapolis, Buffalo Package Equipment, Bulloch, Burke Water System Industries, Burnham Corporation. please click here and follow the instructions. Other Flame Master products include Keating's low temperature griddle. Gravity furnaces rely on natural convection (warm air rises) to deliver heat to the occupied space. Carson Dunlop, Associates, Toronto, have provided us with (and we recommend) Carson Dunlop Weldon & Associates'Technical Reference Guide to manufacturer's model and serial number information for heating and cooling equipment Special Offer: Carson Dunlop Associates offers InspectAPedia readers in the U.S.A. a 5% discount on any number of copies of the Technical Reference Guide purchased as a single order.