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CSA 96T SERIES Installation Instructions Manual

For 4 position condensing two-stage, constant torque gas furnaces
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INSTALLATION INSTRUCTIONS
FOR 4 POSITION CONDENSING TWO-STAGE,
CONSTANT TORQUE GAS FURNACES
(-)96T SERIES
& (-)(-)96MDT SERIES
ISO 9001:2008
U.L. and/or C.S.A. recognized fuel gas and CO (carbon monoxide) detectors are rec-
ommended in all applications, and their installation should be in accordance with the
manufacturer's recommendations and/or local laws, rules, regulations, or customs.
92-24161-157-01
SUPERSEDES 92-24161-157-00

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Summary of Contents for CSA 96T SERIES

  • Page 1 INSTALLATION INSTRUCTIONS FOR 4 POSITION CONDENSING TWO-STAGE, CONSTANT TORQUE GAS FURNACES (-)96T SERIES & (-)(-)96MDT SERIES U.L. and/or C.S.A. recognized fuel gas and CO (carbon monoxide) detectors are rec- ommended in all applications, and their installation should be in accordance with the manufacturer’s recommendations and/or local laws, rules, regulations, or customs.

  • Page 2: Table Of Contents

    TABLE OF CONTENTS 1 TABLE OF CONTENTS..... . . 2 Optional Termination Angles for Alt. Horizontal and Variant of Alt. Horizontal 2 GENERAL INFORMATION .

  • Page 3: General Information

    Mississauga, Ontario The (-)96P and (-)(-)96MDP series furnaces are design- Canada L4W5N6 certified by CSA for use with natural and propane gases as Online: www.csa.ca follows: FIGURE 1 FURNACE COMPONENTS...

  • Page 4: Receiving

    GENERAL INFORMATION (cont.) In Canada installations must comply with CSA B149.1. CALIFORNIA RESIDENTS ONLY Install units in Canada in accordance with CSA-B149, local IMPORTANT: All manufacturer products meet current Fed- installation codes and authorities having jurisdiction. CSA- eral OSHA Guidelines for safety. California Proposition 65 B149.1 is available from:...

  • Page 5: Checklist

    (record height above anticipated snow level) or, in Canada, intake and exhaust vents conform ______ No gas leaks with CSA B149.1; Canadian Natural Gas and Propane Installation Code ______ L.P. Kit Number (if applicable) (record kit number) ______ Correct relationship – exhaust to intake ELECTRICAL HORIZONTAL/VERTICAL –...

  • Page 6: Safety Information

    THIS FURNACE IS NOT APPROVED FOR INSTALLATION VIDED TO THE FURNACE AS REQUIRED BY THE NA- IN A MOBILE HOME. DOING SO COULD CAUSE FIRE, TIONAL FUEL-GAS CODE (U.S.) AND CSA B149.1 PROPERTY DAMAGE, PERSONAL INJURY OR DEATH. (CANADA) AND THE COMBUSTION AND VENTILATION AIR SECTION OF THESE INSTRUCTIONS.

  • Page 7: Important Information About Efficiency And Quality

    SAFETY WARNING WARNING ALWAYS INSTALL THE FURNACE TO OPERATE WITHIN DUCT LEAKS CAN CREATE AN UNBALANCED SYSTEM THE FURNACE’S INTENDED TEMPERATURE-RISE AND DRAW POLLUTANTS SUCH AS DIRT, DUST, FUMES RANGE WITH A DUCT SYSTEM WHICH HAS AN EXTER- AND ODORS INTO THE HOME CAUSING PROPERTY NAL STATIC PRESSURE WITHIN THE ALLOWABLE DAMAGE.

  • Page 8: Commonwealth Of Massachusetts Note

    COMMONWEALTH OF MASSACHUSETTS NOTE IMPORTANT! THE COMMONWEALTH OF MASSACHU- 4. INSPECTION. The state or local gas inspector of the SETTS REQUIRES COMPLIANCE WITH REGULATION side wall horizontally vented gas fueled equipment shall 248 CMR 4.00 AND 5.00 FOR INSTALLATION OF not approve the installation unless, upon inspection, the in- THROUGH-THE-WALL VENTED GAS APPLIANCES AS spector observes carbon monoxide detectors and signage...

  • Page 9: Location Requirements

    WARNING as required by local practices or codes. A UL or CSA listed heat tape or UL or CSA approved heating cable with a rat- WHEN THIS FURNACE IS INSTALLED IN A RESI-...

  • Page 10: Site Selection

    CLEARANCE – ACCESSIBILITY The design of forced air furnaces with input ratings as listed in the tables under Figure 6 are certified by CSA-In- ternational for the clearances to combustible materials shown in inches. See name/rating plate and clearance label for specific model number and clearance information.

  • Page 11: Clearance Table

    FIGURE 6 UNIT DIMENSIONS (CLEARANCE TO COMBUSTIBLES)

  • Page 12: Field Conversion

    FIELD CONVERSIONS GENERAL CONVERSION INSTRUCTIONS CONDENSATE PVC/HOSE OPTIONS CONVERSION AND INSTALLATION CONSIDERATIONS BULKHEAD COUPLING CONDENSATE DRAINIAGE HAS OPTIONS FOR 3/4" OR 1/2" ALL CONVERSIONS REQUIRE THE CONDENSATE PLUMBING TO PVC CONNECTIONS. THE BULKHEAD COUPLING CONNECTS THE HAVE DECLINE IN THE DIRECTION OF THE WATER FLOW. RUBBER HOSES FROM INSIDE THE UNIT TO THE PVC PIPE EXTERIOR OF THE UNIT.

  • Page 13: Lists Of Materials For Parts Bag And Conversion Kits

    FIELD CONVERSIONS GENERAL PARTS REQUIRED FOR CONVERSIONS PARTS BAG (PROVIDED WITH UNIT) (X2) (X3) (X2) 2" PVC VANE INTAKE INTAKE AIR BULKHEAD HOSE CLAMP 1/4" HOLE #8 X 1/2" COUPLING DIFFUSER COUPLING PLUG SCREW TUBE C HOSE DOUBLE ELBOW CONVERSION KIT RXGY-CK (X4) 2"...

  • Page 14: Conversion Table Of Contents

    FIELD CONVERSIONS FIELD CONVERSION TO VARIOUS CONFIGURATIONS Furnaces can be converted in the field from upflow (as-shipped) to downflow, horizontal left or horizontal right as necessary. In addition, there are different venting options, including a zero-clearance option, to give the installer flexibility in locating the venting for this furnace.

  • Page 15: Upflow With Vertical Vent

    UPFLOW VERTICAL VENT INSTALL PARTS NEEDED: PARTS NEEDED FOR THIS CONVERSION REQUIRE ITEMS FROM THE PARTS BAG ONLY. NO OTHER CONVERSION KITS ARE NEEDED. FROM PARTS BAG (PROVIDED WITH UNIT) TUBE C HOSE - DOUBLE ELBOW BULKHEAD INTAKE HOSE #8 X 1/2" COUPLING COUPLING CLAMP...
  • Page 16 Checklist: __ VERIFY ALL HOSES ARE SECURE AND FULLY SEATED. __ CONFIRM THAT ALL HOSES ARE FREE OF KINKS __ CONFIRM ALL HOSES AND OTHER DRAIN PARTS HAVE A SLOPE IN DIRECTION OF WATER FLOW __ ALL CLAMPS AND COUPLINGS ARE TIGHTENED __ ALL DRAIN PORTS ARE PLUGGED __ UNIT HAS FORWARD PITCH __ HEAT TAPE INSTALLED(IF REQUIRED)

  • Page 17: Upflow With Left Side Vent

    UPFLOW LEFT VENT PARTS NEEDED: FROM PARTS BAG (PROVIDED W/UNIT) FROM CONVERSION KIT RXGY-CK PARTS NEEDED FOR THIS CONVERSION REQUIRE THE (X2) OUTLINED ITEMS FROM THE PARTS BAG (X3) AND CONVERSION KIT RXGY-CK. YOU BULKHEAD HOSE INTAKE #8 X 1/2" MUST HAVE THESE PARTS BEFORE COUPLING CLAMP...
  • Page 18 TUBE C CUT TO FIT CABINET WIDTH HOSE A HOSE - DOUBLE ELBOW (X3) HOSE A TUBE C 5b - RIGHT SIDE DRAIN OPTION 5b1 - CUT TUBE “C” TO FIT CORRESPONDING CABINET WIDTH. 5b2 - INSERT TUBE “C” INTO END “2” OF HOSE- DOUBLE ELBOW 5a - LEFT SIDE DRAIN OPTION 5b3 - SLIDE TWO WIRE CLAMPS OVER TUBE “C”, SLIDE ONE WIRE CLAMP OVER END “1”...

  • Page 19: Downflow With Right Vent (Non Zero Clearance)

    DOWNFLOW W/ RIGHT VENT (NON-ZERO CLEARANCE) DOWNFLOW W/ RIGHT VENT (NON-ZERO CLEARANCE) DOWNFLOW W/ RIGHT VENT (NON-ZERO CLEARANCE) DOWNFLOW W/ RIGHT VENT (NON-ZERO CLEARANCE) DOWNFLOW W/ RIGHT VENT (NON-ZERO CLEARANCE) PARTS NEEDED FOR THIS CONVERSION REQUIRE ITEMS PARTS NEEDED FOR THIS CONVERSION REQUIRE ITEMS PARTS NEEDED FOR THIS CONVERSION REQUIRE ITEMS FROM THE PARTS BAG AND CONVERSION KIT AND CONVERSION KIT RXGY-CK.
  • Page 20 INSTALL INSERT AIR DIFFUSER UNTIL TABS ARE FULLY SEATED .559 DRAIN PLUG DISCARD NOTE: DIFFUSER MAY HAVE A TENDENCEY TO FALL OUT OF THE COUPLING AT THIS STEP. THE INSTALLER MAY ELECT TO INSTALL THE DIFFUSER AFTER ROTATING THE FURNACE TO THE HORIZONTAL POSITION.
  • Page 21 NOTE: REMAINING STEPS SHOWN WITH FURNACE IN DOWN FLOW ORIENTATION SEE CRITICAL HOSE CLAMP LOCATION NOTE APPROXIMATELY 10-20° TILT IN THE GENERAL COVERSION INSTRUCTIONS. ON INDUCER COUPLING 1/4” TUBE CUT TO FIT (APPROX 10-1/2”) HOSE E HOSE D GROUND 10° ROTATE INDUCER COUPLING TO ENSURE DOWNWARD FLOW OF CONDENSATE FROM FLUE VENTING...
  • Page 22 Checklist: __ VERIFY ALL HOSES ARE SECURE AND FULLY SEATED. __ ALL DRAIN PORTS ARE PLUGGED __ UNIT HAS FORWARD PITCH __ HEAT TAPE INSTALLED(IF REQUIRED) __ CONFIRM THAT ALL HOSES ARE FREE OF KINKS __ CONFIRM ALL HOSES AND OTHER DRAIN PARTS HAVE A SLOPE IN DIRECTION OF WATER FLOW __ BOTH WORM DRIVES ON THE HOSE CLAMPS OF THE IDB COUPLING MUST BE LOCATED ON THE TOP OF THE COUPLING.

  • Page 23: Downflow Zero-Clearance

    DOWN FLOW ZERO CLEARANCE DOWN FLOW ZERO CLEARANCE DOWN FLOW ZERO CLEARANCE DOWN FLOW ZERO CLEARANCE PARTS NEEDED FOR THIS CONVERSION REQUIRE ITEMS PARTS NEEDED FOR THIS CONVERSION REQUIRE ITEMS PARTS NEEDED FOR THIS CONVERSION REQUIRE ITEMS FROM THE PARTS BAG FROM THE PARTS BAG PARTS BAG, CONVERSION KIT RXGY-CK PARTS BAG, CONVERSION KIT RXGY-CK...
  • Page 24 NOTE: NOTE: IF THE IDB COUPLING IS IF THE IDB COUPLING IS REMOVED, IT MUST BE REMOVED, IT MUST BE REPLACED IN THE PROPER REPLACED IN THE PROPER ORIENTATION. AN ARROW IS ORIENTATION. AN ARROW IS ORIENTATION. AN ARROW IS ORIENTATION.
  • Page 25 1/8" DRILL 1/8" DRILL DISCARD 7/8" PLUG DISCARD 7/8" PLUG LEFT DRAIN OPTION LEFT DRAIN OPTION RIGHT DRAIN OPTION RIGHT DRAIN OPTION DETERMINE RIGHT OR LEFT DRAIN OPTION. DETERMINE RIGHT OR LEFT DRAIN OPTION. LOCATE 7/8" HOLE IN JACKET SIDE REMOVE PLUG - DISCARD. LOCATE 7/8"...
  • Page 26 APPROXIMATLY 10-20° TILT APPROXIMATLY 10-20° TILT SEE CRITICAL HOSE CLAMP 1/4” TUBE CUT 1/4” TUBE CUT ON INDUCER COUPLING ON INDUCER COUPLING LOCATION NOTE IN THE TO FIT (APPROX GENERAL CONVERSION 10-1/2”) INSTRUCTIONS. HOSE D GROUND 10° 10° ROTATE INDUCER COUPLING TO ENSURE ROTATE INDUCER COUPLING TO ENSURE HOSE E DOWNWARD FLOW OF CONDENSATE FROM...
  • Page 27 Checklist: __ VERIFY ALL HOSES ARE SECURE AND FULLY SEATED. __ CONFIRM THAT ALL HOSES ARE FREE OF KINKS. __ CONFIRM ALL HOSES AND OTHER DRAIN PARTS HAVE A SLOPE IN DIRECTION OF WATER FLOW. __ BOTH WORM DRIVES ON THE HOSE CLAMPS OF THE IDB COUPLING MUST BE LOCATED ON THE TOP OF THE COUPLING.
  • Page 28 HORIZONTAL RIGHT / RIGHT VENT AIRFLOW PARTS NEEDED FOR THIS CONVERSION REQUIRE ITEMS PARTS NEEDED FOR THIS CONVERSION REQUIRE ITEMS FROM THE PARTS BAG AND CONVERSION KIT RXGY-CK. FROM THE PARTS BAG AND CONVERSION KIT RXGY-CK. YOU MUST HAVE THE PARTS OUTLINED BELOW BEFORE PROCEEDING. YOU MUST HAVE THE PARTS OUTLINED BELOW BEFORE PROCEEDING.

  • Page 29: Horizontal Right With Right Vent

    INSTALL CONDENSATE TRAP 3a - REMOVE RECTANGLE FLUSH MOUNT PLUG FROM JACKET SIDE-DISCARD 3b - PRE-DRILL (3) Ø 1/8" HOLES AS SHOWN FOR CONDENSATE TRAP !! IMPORTANT !! CONDENSATE TRAP INFORMATION RECTANGLE PLUG JACKET DISCARD DRILL (3) Ø1/8" HOLES INSTALL CONDENSATE TRAP DISCARD INSTALL HOSE A...
  • Page 30 Checklist: __ VERIFY ALL HOSES ARE SECURE AND FULLY SEATED. __ CONFIRM THAT ALL HOSES ARE FREE OF KINKS. __ CONFIRM ALL HOSES AND OTHER DRAIN PARTS HAVE A SLOPE IN DIRECTION OF WATER FLOW. __ BOTH WORM DRIVES ON THE HOSE CLAMPS OF THE FLUE TRANSITION MUST BE LOCATED ON THE TOP OF THE COUPLING.

  • Page 31: Horizontal Right With Vertical Vent

    HORIZONTAL RIGHT / VERTICAL VENT HORIZONTAL RIGHT / VERTICAL VENT HORIZONTAL RIGHT / VERTICAL VENT HORIZONTAL RIGHT / VERTICAL VENT AIRFL PARTS NEEDED FOR THIS CONVERSION REQUIRE ITEMS PARTS NEEDED FOR THIS CONVERSION REQUIRE ITEMS PARTS NEEDED FOR THIS CONVERSION REQUIRE ITEMS FROM THE PARTS BAG FROM THE PARTS BAG PARTS BAG AND CONVERSION KIT RXGY-CK...
  • Page 32 4a - REMOVE RECTANGLE FLUSH MOUNT PLUG FROM JACKET SIDE - DISCARD 3a - RELOCATE THE Ø .403" DRAIN PLUG IN THE COLLECTOR BOX. 4b - PRE-DRILL (3) Ø1/8" HOLES AS SHOWN FOR CONDENSATE TRAP 3b - RELOCATE 1/4" VINYL CAP (YELLOW) ON COLLECTOR BOX VENT TAP. 4c - INSTALL 2"...
  • Page 33 NOTE: REMAINING STEPS SHOWN WITH FURNACE IN HORIZONTAL RIGHT ORIENTATION 6a - ROTATE UNIT 90° 6b - CUT 1/4" VENT HOSE TO FIT (APPROX. 5-1/2") AND INSTALL AS SHOWN ROTATE 6c - CUT HOSE E AT LINE 1- INSTALL UNIT 90° NOTE: MAKE SURE CUT IS STRAIGHT AND SQUARE 6d - CUT HOSE F ON LINE CORRESPONDING TO UNIT WIDTH AND INSTALL NOTE: 17.5": LINE 1, 21": LINE 2, 24.5": DO NOT CUT...

  • Page 39: Horizontal Left With Left Vent

    HORIZONTAL LEFT / LEFT VENT HORIZONTAL LEFT / LEFT VENT HORIZONTAL LEFT / LEFT VENT AIRFL PARTS NEEDED: PARTS NEEDED: PARTS NEEDED: PARTS NEEDED: FROM PARTS BAG(PROVIDED WITH UNIT) FROM PARTS BAG(PROVIDED WITH UNIT) PARTS NEEDED FOR THIS CONVERSION REQUIRE ITEMS PARTS NEEDED FOR THIS CONVERSION REQUIRE ITEMS PARTS NEEDED FOR THIS CONVERSION REQUIRE ITEMS FROM THE PARTS BAG AND CONVERSION KIT...
  • Page 40 NOTE: TO PREVENT DAMAGE TO THE TRAP, THE INSTALLER MAY ELECT TO INSTALL IT DURING A LATER STEP. (AFTER THE UNIT IS ROTATED) 4a - REMOVE METAL BRACKET AND.403" DRAIN PLUG - DISCARD. 4b - REMOVE HOSE “A” - DISCARD 4c - INSTALL Ø.559"...
  • Page 41 Checklist: __ VERIFY ALL HOSES ARE SECURE AND FULLY SEATED. __ CONFIRM THAT ALL HOSES ARE FREE OF KINKS. __ CONFIRM ALL HOSES AND OTHER DRAIN PARTS HAVE A SLOPE IN DIRECTION OF WATER FLOW. __ BOTH WORM DRIVES ON THE HOSE CLAMPS OF THE FLUE TRANSITION MUST BE LOCATED ON THE TOP OF THE COUPLING.

  • Page 42: Ducting

    DUCTING External filter racks are available from the distributor. Use FIGURE 7 the following part numbers when ordering: REMOVE SOLID BASE PANEL FROM THE RXGF-CA External Side Filter Rack Kit TOP BEFORE INSTALLING FURNACE RXGF-CB External Bottom Filter Rack Kit RXGF-CC External Filter Rack Kit - Downflow Proper air flow is required for the correct operation of this...
  • Page 43 DUCTING DOWNFLOW INSTALLATIONS WARNING 1. Position the unit to minimize long runs of duct or runs UPFLOW FURNACE: THE SOLID METAL BASE of duct with many turns and elbows. PLATE (SHIPPED WITH THE FURNACE) MUST BE IN- 2. If summer air conditioning is desired, position the in- STALLED IN THE FURNACE BOTTOM WHEN USING door coil on the supply-air side of the unit.
  • Page 44 DUCTING FIGURE 9 FIGURE 10 AS - SHIPPED FLAT INSTALLER BENT - UP INSTALLER BENT - UP ALTERNATE - BENT (DOWN) CUT - OUT USING EMBOSSED ANGLES AS A GUIDE FOR PROPER SIZE 23” x 14” ST-A1194-04-X0 5. If a filter is installed near the furnace, be sure to INSTALLER SHOULD USE DUCK BILLED PLIERS (AKA: FOLDING PLIERS)TO BEND THE FLANGE ALONG THE have adequate space for installation and removal of...

  • Page 45: Venting

    Fuel Gas Code, ANSI Z223.1 (latest edition), in Canada fined space such as a closet or small room. CSA B149.1; Canadian Natural Gas and Propane Installa- tion Code and The National Fire Code of Canada, or appli- When the furnace is installed in the same space with other...

  • Page 46: Piping Requirements

    IN CANADA, PRODUCTS CERTIFIED FOR INSTALLA- TION AND INTENDED TO BE VENTED WITH PLASTIC VENT SYSTEMS (PVC, CVPC & POLYPROPYLENE) MUST USE VENT SYSTEMS THAT ARE CERTIFIED TO THE STANDARD FOR TYPE BH GAS VENTING SYS- TEMS, ULC S636. THE COMPONENTS OF THE CERTIFIED MATERIAL MUST NOT BE INTERCHANGED WITH OTHER VENT SYSTEMS OR UNLISTED PIPE/FITTINGS.
  • Page 47 GENERAL VENTING REQUIREMENTS AND GUIDELINES VENTING & COMBUSTION AIR REQUIREMENTS (cont.) such as Armaflex or Rubatex insulation may also be used as long as there is no heat tape applied to the vent pipe. For horizontal runs where water may collect, wrap the vent pipe with self-regulating 3 watt or 6 watt heat tape.

  • Page 48: Vent Pipe Sizing And Maximum Lengths

    %   $  ) $5225<= @:3 AB5?163<2 3<=29 =:H $   2  /: *  9%H F $  2  ./D. *  =:H F $  2  % *  FIGURE 12 ELBOWS STANDARD 90°...

  • Page 49: Equivalent Vent Length

    GENERAL VENTING REQUIREMENTS AND GUIDELINES VENT PIPE SIZING AND MAXIMUM VENT LENGTHS (cont.) (-)96TA0402317MSA DT040B30A (-)96TA0602317MSA DT060B30A (-)96TA0702317MSA DT070B30A (-)96TA0852521MSA DT085C50A (-)96TA1002521MSA DT100C50A (-)96TA1152524MSA DT115D50A * This is the recommended maximum number of long sweep elbows for either 2 or 3 inch pipe. Combinations of long sweep 90s, standard 90s, or 45s may be used, but the manufacturer recommends the use of long sweep 90s whenever possible because the use of the maximum number of standard 90 and 45 elbows only may result in nuisance furnace outages due to individual installation specifics.

  • Page 50: Polypropylene Vent Products

    VENT PIPE SIZING AND MAXIMUM VENT LENGTHS (cont.) POLYPROPYLENE VENT PRODUCTS 6 below. These manufacturers have provisions for B-vent liners and chimney liners which can be used with this fur- Centrotherm brand Innoflue and Duravent Polypro Single- nace with non-direct venting applications only. Refer to the wall and flex venting products are approved for use on this manufacturer’s installation instructions for proper installa- furnace product only in single appliance applications.

  • Page 51: Termination Requirements

    GENERAL VENTING REQUIREMENTS AND GUIDELINES...

  • Page 52: Non-Direct Venting In An Unconfined Space

    %@:: >:: >:: .%  &: &: and, in Canada, CSA B149.1; Canadian Natural Gas and Propane Installation Code. FURNACE LOCATED IN A CONFINED Combustion air requirements are determined by whether the fur- SPACE (U.S. INSTALLATIONS) nace is in an open (unconfined) area or in a confined space such as a closet or small room.
  • Page 53 GENERAL VENTING REQUIREMENTS AND GUIDELINES NON-DIRECT VENT (cont.) B. USING OUTDOOR AIR FOR COMBUSTION: directly, or by ducts, with the outdoors or spaces (crawl or attic) that freely communicate with the outdoors. IMPORTANT: Do not take air from an attic space that is A.
  • Page 54 FIGURE 14 FIGURE 15 NON-DIRECT VENT NON-DIRECT VENT AIR FROM ATTIC OR CRAWL OUTSIDE AIR USING A SPACE HORIZONTAL DUCT OUTLET AIR 1 SQ. IN. (6.5 SQ. CM.) PER 2000 BTUH INLET AIR 1 SQ. IN. (6.5 SQ. CM.) PER 2000 BTUH ST-A1194-19 ST-A1194-19 FIG E...

  • Page 55: Non-Direct Venting

    For Canadian installa- tions, terminations must conform to CSA B149.1- 10, Sect. 8.14. 8” MIN. Terminations more 12” MAX. than 24” above roof 20-31cm penetration require additional support.
  • Page 56 2” ∅ (RXGY-G02) OR 3” ∅ (RXGY-G01) PIPE MAINTAIN 12”/31cfm FOR THE U.S. AS THE MINIMUM CLEARANCE ABOVE THE HIGHEST ANTICIPATED SNOW LEVEL OR GRADE WHICHEVER IS GREATER. IN CANADA TERMINATIONS MUST CONFORM TO CSA B149.1-10, SECT. 8.14. ST-A1194-53...

  • Page 57: Non-Direct Venting Termination Clearances

    *For clearances not specified in ANSI Z223.1/NFPA 54 or CSA B149.1, clearance will be in accordance with local installation codes and the requirements of the gas In accordance with the current CSA B149.1, Natural Gas and Propane Installation Code supplier and these installation instructions."...

  • Page 58: Direct Venting

    WITH THE NATIONAL FUEL GAS CODE OR, IN tions uses 2 pipes; one inlet pipe for supplying the com- CANADA, CSA B149.1; NATURAL GAS AND bustion air to the furnace, and an exhaust (or flue) pipe for PROPANE INSTALLATION CODE. AND LOCAL CODES TO PROVIDE ADEQUATE COMBUSTION transferring the flue products to the outside.

  • Page 59: Termination

    (114 cm) 3” MIN. 36” MAX. CANADA: TERMINATIONS (8 cm) (91 cm) MUST CONFORM TO CSA B149.1-10, SECT. 8.14 NOTE: IF 3 Ø VENTING IS USED, BOTH PIPES (INTAKE AND EXHAUST) MUST BE REDUCED TO 2 Ø BEFORE PENETRATING ROOF. ST-A1194-18-XO *3”...

  • Page 60: Option 2: Standard Horizontal Direct Vent

    4) INCREASE THE 12” (31cm) MIN. (U.S.) ABOVE GRADE TO KEEP through the wall. TERMINAL OPENINGS ABOVE ANTICIPATED LEVEL OF SNOW ACCUMULATION WHERE APPLICABLE. CANADA: TERMINATIONS MUST CONFORM TO CSA B149.10, SECT. 8.14. 5) DETAIL “B” INSTALL WIND DEFLECTOR VANE IN 2” PVC COUPLING IN VERTICLE POSITION USING PVC SOLVENT.

  • Page 61: Termination

    NOTES: SNOW ACCUMULATION 1) SUPPORT HORIZONTAL PIPE EVERY FOUR FEET. CANADA: TERMINATION MUST CONFORM TO CSA 2) WHEN 3” PIPE IS USED REDUCE TO 2” BEFORE PENETRATING OUTSIDE WALL. B149.1-10, SECT. 8.14 INTAKE OPTIONAL 3) WHEN USING 3”...

  • Page 62: Horizontal And Variant Of Alt. Horizontal Direct-Vent Terminations (Options 4 And 5)

    OPTIONAL TERMINATION ANGLES FOR OPTION FOR ALT. HORIZ. AND VARIANT OF ALT. HORIZ. DIRECT-VENT TERMINATIONS (OPTIONS 4 &5) 4. Mark the final (22° or 45°) angles on the top of the ver- NOTE: These optional termination angles apply only to di- rect-vent termination options 4 and 5 above (alternate hori- tical risers and final elbows before gluing into place to ensure that the final angles are correct.

  • Page 63: Option 6 & 7: Vertical And Horizontal Concentric Vent Termination (Rxgy-E02A And Rxgy-E03A)

    FIGURE 29 CONCENTRIC VENT KIT NO. RXGY-E02A (2”) AND RXGY-E03A (3”) MAINTAIN 12”/31cm IN THE U.S. ABOVE THE HIGHEST ANTICIPATED SNOW LEVEL. MAXIMUM OF 24”/61cm ABOVE ROOF. IN CANADA TERMINATIONS MUST CONFORM TO CSA B149.1-10, SECT. 8.14. ST-A1194-45-XO...
  • Page 64 (whichever is greater) to the bottom of the vent cover or, in the wall. DO NOT INSTALL VENT KITS ONE ABOVE Canada, terminations must conform with CSA B149.1-10, THE OTHER to prevent the possibility of condensate Sect. 8.14, Canadian Natural Gas and Propane Installation freeze-up or recirculation.

  • Page 65: Direct Venting Termination Clearances

    In accordance with the current ANSI Z223.1/NFPA 54 Natural Fuel Gas Code will be in accordance with local installation codes and the requirements of the gas In accordance with the current CSA B149.1, Natural Gas and Propane Installation Code supplier and these installation instructions."...

  • Page 66: Multiventing Of Direct Vent Furnaces

    8”/20cm ANTICIPATED SNOW LEVEL. MIN. CANADA: MUST CONFORM TO ST-A1194-21 CSA B149.1-10, SECT. 8.14 DIRECT VENT VERTICAL TERMINATION DETAIL CANADA: TERMINATION MUST CONFORM TO CSA B149.1-10, SECT 8.14. DETAIL A ST-A1194-22 48” MAX. 45” MAX. 2 FURNACES 12” (31cm) U.S.

  • Page 67: Neutralizer

    CONDENSATE DRAIN CONDENSATE DRAIN & DRAIN NEUTRALIZER GENERAL INFORMATION B. FURNACE SHUTOFF – When the top of the vent tube is above the elevation of the LOWER condensate water level sensor (aka electronic water level sensor), the furnace will be shut off in the event of a blocked drain and no heat will be provided.
  • Page 68 CONDENSATE DRAIN CONDENSATE DRAIN & DRAIN NEUTRALIZER (cont.)

  • Page 69: Gas Supply And Piping

    ERWISE MAKE DETECTING A GAS LEAK BY LATEST EDITION OF NATIONAL FUEL GAS SMELL MORE DIFFICULT. CODE (NFGC) - ANSI Z223.1/NFPA 54, OR CSA B149.1, NATURAL GAS AND PROPANE INSTAL- • UL OR CSA RECOGNIZED FUEL GAS DETECTORS LATION CODE.

  • Page 70: Gas Piping

    IMPORTANT: Connect this furnace only to gas supplied by a commercial utility or commercial fuel provider. IMPORTANT: U.L. or CSA recognized fuel gas and carbon monoxide (CO) detector(s) are recommended in all appli- cations, and their installation should be in accordance with the manufacturer’s recommendations and/or local laws,...
  • Page 71 FIGURE 36 – continued DOWNFLOW GAS PIPING INSTALLATION MANUAL SHUT-OF VALVE UNION DRIP LEG *(2) STREET ELBOWS (CONTINUED ON NEXT PAGE) ST-A1205-03-01 * FOR CANADIAN INSTALLATIONS CSST CAN BE USED INSTEAD OF (2) STREET ELBOWS. ways use a pipe compound resistant to the action of lique- Any strains on the gas valve can change the position of the fied petroleum gases on all threaded connections.
  • Page 72 FIGURE 36 – continued GAS PIPING INSTALLATION HORIZONTAL MANUAL SHUT-OF VALVE MANUAL SHUT-OF VALVE UNION UNION DRIP LEG *(2) STREET ELBOWS *(2) STREET ELBOWS UNION UNION DRIP LEG DRIP LEG MANUAL SHUT-OF VALVE MANUAL SHUT-OF VALVE ST-A1205-04-01 * FOR CANADIAN INSTALLATIONS CSST CAN BE USED INSTEAD OF (2) STREET ELBOWS.

  • Page 73: Gas Pressure

    GAS SUPPLY GAS PRESSURE IMPORTANT: Do not run a flexible gas connector inside FIGURE 37 the furnace. The gas pipe gasket in the cabinet does not TYPICAL GAS VALVE (WHITE RODGERS) seal around a flexible gas line. OUTLET PRESSURE TAP If local codes allow the use of a flexible gas appliance con- HIGH-FIRE MANIFOLD...

  • Page 74: Lp Conversion

    LP TANKS FROM LOCAL LP SUPPLIER MUST NOT BE USED TO STORE ANYTHING (SUCH AS FERTIL- IZER) EXCEPT LP GAS. THIS INCLUDES ALL DELIV- ERY VESSELS (LP TRUCKS). IF MATERIAL OTHER THAN LP GAS IS USED IN THE SAME VESSELS/TANK AS THE LP GAS, THE LP GAS CAN BECOME CONTAMINATED AND DAMAGE THE FUR- NACE.

  • Page 75: Setting The Gas Pressure

    GAS PRESSURE GAS PRESSURE SETTING GAS PRESSURE The maximum gas supply pressure to the furnace ELEVATIONS ABOVE 2000 FT. REQUIRE THAT THE must not exceed 10.5" w.c. natural gas, or 13" w.c. LP FURNACE INPUT RATING BE ADJUSTED AND THAT gas.

  • Page 76: Reversing The Electrical Connection

    GROUND ACCORDING TO THE LATEST EDITION OF THE NATIONAL ELECTRICAL CODE, ANSI/NFPA70- OR IN CANADA, THE CANADIAN ELECTRICAL CODE, CSA-C221 OR LOCAL CODES THAT APPLY. DO NOT USE GAS PIPING AS AN ELECTRICAL GROUND. A GROUND SCREW IS PROVIDED IN THE JUNCTION BOX.

  • Page 77: Electrical Wiring

    ELECTRICAL WIRING REVERSING ELECTRICAL CONNECTION & THERMOSTAT 5. Move the junction box to the opposite side of the cabi- Install the room thermostat in accordance with the instruc- net. Install using the two screws removed in step 3 tion sheet packed in the box with the thermostat. Run the above.

  • Page 78: Accessories

    ELECTRONIC AIR CLEANER FILTERS (See Figure 43) Line voltage power can be supplied from the terminal la- Keep filters clean at all times. A filter is not provided with beled “EAC” and a line voltage neutral terminal on the con- the furnace, but one must be field-supplied and in- trol board.
  • Page 79 FIGURE 43 UPFLOW/HORIZONTAL FILTER LOCATIONS RXGF-CB RXGF-CB ACCESSORY FILTER RACK ACCESSORT FILTER RACK FIELD SUPPLIED FILTER FIELD SUPPLIED FILTER ST-A1194-10-X0 SIDE RETURN FLANGE WRAPS AROUND BACK AND SCREWS TO THE REAR OF THE FURNCE, AT THE LOCATIONS PROVIDED CUT - OUT USING EMBOSSED ANGLES AS A GUIDE FOR PROPER SIZE 23”...

  • Page 80: Twinning

    UT ELECTRONIC CONTROLS 1095- Twinning operation of two furnaces, installed side-by-side, connected by a common duct system with main power 310 CONTROL BOARD supplied by the same source, and controlled by a common (62-104059-01) thermostat can be done with the UT Electronic Controls 1195-310 integrated control boards.

  • Page 84: High Altitude

    CODE, ANSI Z223.1/NFPA 54 OR IN CANADA, NATU- RAL GAS AND PROPANE INSTALLATION CODE, Use the formula below to calculate the amount of gas used CSA B149.1. per hour based on the Regional Heating Value of 900BTU/ft I / H = Q Where: ELEVATIONS ABOVE 2000 FT.
  • Page 85 TABLE 14 SUPPLEMENTAL ORIFICE SIZE CHART Notes: 1. All R92, R95 single stage and R96 two stage units are factory equipped with orifices sized for 1100 sea level heating value gas. 2. Installer must be aware of the local heating value (sea level standard) to use the chart below. 3.

  • Page 86: Lp Gas At High Altitudes

    ORIFICE INSTALLATION Part # 62-22175-60 LP Gas is a manufactured gas that has consistent heating Example 2: value across most regions. 1.10 mm drill size orifice required Part # 62-22175-90 The NFGC guidelines are used with the following excep- tion: ALTERNATE METHOD OF The recommended LP Gas high altitude orifice selections CANADIAN HIGH-ALTITUDE...

  • Page 87: Startup Procedure

    This furnace is equipped with a direct ignition control. Each 3. Shut off the gas to the main burners by turning the gas time the room thermostat calls for heat, the ignitor lights control to the “OFF” position. the main burners directly. See the lighting instructions on the furnace.

  • Page 88: Diagnostics And Fault Codes

    3. If flame is not sensed during the 8th second after the The method for displaying a two-digit fault is to display the gas valve opens, the gas valve closes, and the igniter first (most significant) digit for one second immediately fol- de-energizes.

  • Page 89: Lockout

    fault code “57” (open high pressure switch) will be dis- 8. When the main limit has been open during a gas heat played alternately. call for more than 150 seconds and has not yet re- closed, the fault codes “61” (Non-operational blower) 6.

  • Page 90: Field Selections - Dipswitches

    A dipswitch bank; SW1 is provided for some field adjust- Selection* Selection ments. Heating blower off delay, cooling (and heat-pump) 30 seconds blower off delay, display (7-Segment) orientation and fault Note: Factory setting = 30 seconds clear are the adjustments and functions that can be han- 45 seconds dled using the dipswitches.

  • Page 91: Fault Clear

    Auto Stage; SW6 & SW7 AutoStage, 15 minutes on low, then to high with call There are applications where a single stage thermostat is on “W1” used with the two stage furnace. With this application the AutoStage, 20 minutes furnace will initially operate in the low heat stage. Based upon a user selected time, the furnace will automatically on low, then to high with call on W1”...

  • Page 92: Timing Diagram

    TABLE 17 TIMING DIAGRAM ST-A1205-10-X0 The maximum gas supply pressure to the furnace should To change orifice spuds, shut off the manual gas valve and be 10.5" w.c. for natural gas and 13.0" w.c. for L.P. The remove the gas manifold. On LP gas furnaces, the LP gas minimum gas supply pressure for purposes of input adjust- supply pressure must be set between 11"...
  • Page 93 TABLE 18 METER TIME                    !!                 " # $ $...
  • Page 94 The importance of proper air flow over the heat exchanger If the measured temperature rise is above the approved cannot be over emphasized. range, the air flow is too low. Airflow must be increased by speeding up the blower, by removing restrictions in the duct system, or by adding more supply or return air duct.

  • Page 95: Airflow

    AIR FLOW PERFORMANCE TABLE 14 AIR FLOW PERFORMANCE – (-)96T & (-)(-)96MDT SERIES MODELS Motor HP[W] CFM Air Delivery Model Blower Size External Static Pressure, " W.C.[kPa] IN[MM] Speed Tap 0.1[0.02] 0.2[0.05] 0.3[0.07] 0.4[0.10] 0.5[0.12] 0.6[0.15] 0.7[0.17] 0.8[.20] 0.9[.22] Low** R96T 1/2 [373] Med.

  • Page 96: Maintenance

    GAS FURNACE (DIRECT DRIVE) The blower motor is wired for blower speeds required for normal operation as shown. INSTRUCTIONS FOR CHANGING If additional blower speed taps are available (leads con- BLOWER SPEED nected to “M1” and “M2” on the electronic control), speeds may be changed if necessary to fit requirements of the par- ticular installation.

  • Page 97: System Operation Info

    ADVISE THE CUSTOMER or radios to influence the thermostat operation. 6. Except for the mounting platform, keep all combustible 1. Keep the air filters clean. The heating system will oper- articles 3 feet from the furnace and vent system. ate better, more efficiently and more economically. 7.

  • Page 98: Troubleshooting

    FIGURE 51 INTEGRATED FURNACE CONTROL TROUBLESHOOTING GUIDE Fault NOTE: Always verify gas valve inlet and outlet gas pressure. DESCRIPTION CODE FLAME (AMBER) LED CODES KEY TO ABBREVIATIONS Priority OFF = No Flame Presen t IBM = Indoor Blower Motor Standby RAPID BLINK = Unexpected Flame IDM = Induced Draft Motor Compressor on (cooling or heat pump heat)

  • Page 99: Wiring Diagram

    FIGURE 52 WIRING DIAGRAM (-)96T SERIES & (-)(-)96MDT...
  • Page 100 CM 1016...

This manual is also suitable for:

96mdt series

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