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HOMEOWNER: Please keep this manual near the furnace for future reference. Manufactured by: Dettson Industries Inc. Sherbrooke, Qc, Canada www.dettson.com Gas furnace manufactured on or after May 1, 2017 are not permitted to be used in Canada for heating of buildings or structures under construction...
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Table 39: Part list two stage PSC ..Table 48: Heating C75-2-V CFM ..Table 40: Part list two stage PSC continued . . . Table 49: Cooling C60-2-V CFM .
a) It is the homeowner’s responsibility to engage a qualified technician for the installation and SAFETY subsequent servicing of this furnace; b) Do not use this furnace if any part of it was 1.1 SAFETY LABELING AND under water. Call a qualified service technician WARNING SIGNS immediately to assess the damage and to replace all critical parts that were in contact with water;...
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1. Use only with type of gas approved for this furnace. WARNING Refer to the furnace rating plate. 2. Install this furnace only in a location and position as Failure to follow this warning could result in specified in section 3. dangerous operation, personal injury, death, or property dammage.
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WARNING WARNING FIRE, INJURY OR DEATH HAZARD CARBON MONOXIDE POISONING HAZARD Failure to follow this warning could result in Failure to follow the steps outlined below for personal injury, death and/or property damage. each appliance connected to the venting system When the furnace is installed in a residential being placed into operation could result in carbon garage, the burners and ignitions sources must be...
WARNING CAUTION CARBON MONOXYDE POISONING HAZARD PROPERTY DAMAGE HAZARD For all venting configurations for this appliance Failure to follow this caution may result in and other gas appliances placed into operation burst water pipes and/or property damage. structure, provisions adequate a condensate pump is installed, a clogged combustion, ventilation, and dilution air must condensate drain or a failed pump may cause...
2.1.6 Gas piping and pipe pressure testing 2.1 CODES AND STANDARDS Follow all national and local codes and standards in addition to these instructions. The installation must USA: NFPA 54/ANSI Z223.1-2009 NFGC; Chapters 5, 6, comply with regulations of the serving gas supplier, local 7, and 8 and national plumbing codes.
4. If you touch ungrounded objects (and recharge your protection clearances shown in table 1 or on the body with static electricity), firmly touch a clean, furnace rating label. unpainted metal surface of the furnace again before • Install de furnace with a correct slope if installed touching control or wires.
codes or to a condensate pump approved for the use with acidic furnace condensate. 3 INSTALLATION 7. Prime the drain trap with water. This will ensure proper furnace drainage at startup and will avoid The furnace is factory built for upflow position. In this any recirculation of flue gas.
6. Connect a small length of 5/8” PVC tube to the CAUTION bottom left of the condensate box and route with an elbow to the drain trap. See Figure 4. It is STRONGLY RECOMMENDED to use the 7. Connect the outlet from the drain trap to the optional downflow base to ensure the 1”...
MULTIPOSITION PRESSURE 11. On the remaining 3 outlet stub, connect caps (1x5/8” and 2x1/2”). Those caps are furnished in SWITCH CONNECTION the part bag. The 3/16 stub just beside the drain of the condensate box must be drilled or cut open. The black squared VENTING DRAINAGE PVC tubing of the pressure switch (-0.2 in w.c.) must be connected to this stub.
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Figure 2 – Right side connection Figure 3 – Left side connection...
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Figure 4 – Horizontal right position Figure 5 – Horizontal left position...
4 DUCT INSTALLATION 4.2.1 Bottom return GENERAL REQUIREMENTS In Upflow orientation, for the bottom inlet, installer can The duct system should be designed and sized according to accepted national standards such as those published use a return air base. This base allows the connection of by: Air Conditioning Contractors Association (ACCA), the duct on the side with a bottom inlet.
Rigid air ducts. Make sure the inlet gas pressure is as indicated in table GAS SUPPLY AND PIPING The conversion kit consist of orifices, spring and stickers to clearly identify conversion on the gas valve. GENERAL 5.2.1 2 stage propane conversion WARNING Follow the steps bellow to convert the gas valve to FIRE OR EXPLOSION HAZARD...
5. Insert the L.P. regulator spring (provided in the 7. Turn high fire regulator adjust screw (see figure 10) conversion kit) into the regulator sleeve. clockwise to increase pressure or counterclockwise to decrease pressure. Always adjust regulator to 6. Place the regulator adjustment screw and adjust provide the correct pressure, as mentionned on approximately 4 turns to the bottom stop.
12. Using a leak detection solution or soap suds, check detected, SHUT OFF GAS AND FIX ALL LEAKS for leaks at the pressure boss screw. If a leak is IMMEDIATELY. Table 2 – Maximum capacity of pipe Cu.ft./Hr for pipe length ft (m) Nominal Iron pipe size in.
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Figure 9 – Single stage gas valve Figure 10 – Two stage gas valve Figure 11 – Adjustment screw...
Table 4 – Outlet gas pressure Gas Pressure in w.c. Natural Gas Propane High fire (100%) Low fire (70%) 1.55 Canada Installations: Power from an alternate power supply that is non- Make all electrical connections in accordance with the sinusoidal may damage the furnace electronics or cause current edition of the Canadian Electrical Code CSA erratic operation.
chimney when using ventilated combustion air or single manufacturer. Follow the manufacturer’s instructions in pipe vent option. the use of primer and cement and never use primer or cement beyond its expiration date. These furnaces can be vented as either direct vent All fire stop and roof flashing used with this system must (two pipe) or as ventilated combustion air system (single be UL listed material.
NON DIRECT VENT furnace as reasonably possible. When installing vent systems use the smallest allowable All air for combustion comes directly to the furnace from pipe diameter. a space that is well ventilated with outdoor air (such The Maximum Vent Length for the vent and combustion as an attic, crawlspace or equipment closet) and the air pipe (when used) is determined from Table 5.
COMBUSTION AIR PIPE 2. Slowly slide a 2" diameter pipe throught the venting gasket. This step will be easier if using a pipe CONNECTION length of 4 ft or less and if pipe is chamfer. Chinook gas furnaces have three possible location for the 3.
7.10.2 Two pipe termination Single or multiple concentric vent must be installed as shown in Figure 17. Maintain the required separation distance between vents and all clearances. Possible terminations are shown in figure 19. Cut one 4” (102 mm) diameter hole for 2” (51 mm) kit, Two pipe vent must be installed as shown in Figure or one 5”...
Table 7 – Approved combustion air and vent pipe, fitting and cement materials (U.S.A Installation) ASTM SPECIFICATION MATERIAL PIPE FITTINGS SOLVENT CEMENT DESCRIPTION MARKED ON MATERIAL AND PRIMER D1527 PIPE D1765 PIPE Schedule-40 D2235 For ABS Solvent Cement For ABS D2241 PIPE SDR-21 &...
WARNING 8 START UP, ADJUSTMENT Failure to replace the burner door can cause AND SAFETY CHECK products of combustion to be released into the conditioned area resulting in personal injury or death. 1. Furnace must have a 120 V power supply properly connected and grounded (NOTE: Proper polarity 5.
8.2.2 Dipswitch options 8.2.4 Cool mode The option switches on the single stage furnace are used A call for cooling is initiated by closing the thermostat to determine the length of the cool delay-to-fan-off, heat contacts. This energizes the control and the compressor. delay-to-fan-on and heat delay-to-fan-off.
8.4 2 STAGE PSC MOTOR 3. Relocate the desired motor leads to the desired speed on the motor. The red wire locate the heating speed and the blue wire locate de cooling speed. 8.4.1 Selecting the blower speed 4. If heating and cooling speeds are the same, a Furnaces with model number CXX-2-D are equipped jumper wire must be used between the heat and with a multi-speed circulator blower.
8.4.4 Cool mode begins. After the delay-to-fan-on period ends, the 50M51 control will energize the circulator fan at low heat speed. The electronic air cleaner (optional) will also energize at In a typical single stage cooling system (Y connection), a this time.
Refer to table 28. button for more than 1/5 second and less than 5 seconds. The fan delay to off can be adjust using dipswitch S7-3 The LED will flash up to five stored fualt codes, beginning and S7-4. Please refer to table 29. with the most recent.Please see table 32.
9.1 START UP INSTRUCTION 9.3 SHUTTING DOWN THE FURNACE 1. STOP! Read the previous safety information. To shut down the furnace, set the thermostat to the “OFF” 2. Set the thermostat to the lowest setting. position. 3. Turn off all electric power to the furnace. 9.3.1 To turn off gas to furnace 4.
10.3 CONDENSATE COLLECTION • Corrosion AND DISPOSAL SYSTEM Even if no unusual rust or other conditions are observed, The condensate system must not be exposed to it is recommended that the furnace be inspected temperatures under 32°F. and serviced at least once per year by a qualified Make sure the condensate drain line does not become service technician.
Table 8 – Electrical data Single Stage X13 motor UNIT VOLT-HERTZ-PHASE OPERATING VOLT RANGE MAX UNIT UNIT AMPACITY BREAKER SIZE AMPS AMPS 45 000 120-60-1 10.2 11.9 60 000 120-60-1 10.2 11.9 75 000 120-60-1 11.4 13.5 105 000 120-60-1 13.9 16.6 120 000...
Figure 20 – Single Stage PSC Wiring diagram Table 11 – Deduction for fittings Type of elbow Equivalent Length (ft) 45° standard 45° long sweap 90° standard 90° long sweap...
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Figure 21 – Two Stage PSC Wiring diagram...
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Figure 22 – Single Stage ECM Wiring diagram...
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Figure 23 – Two Stage ECM Wiring diagram...
Table 12 – Approved combustion air and vent pipe, fitting and cement materials (U.S.A Installation) ASTM SPECIFICATION MATERIAL PIPE FITTINGS SOLVENT CEMENT DESCRIPTION MARKED ON MATERIAL AND PRIMER D1527 PIPE D1765 PIPE Schedule-40 D2235 For ABS Solvent Cement For ABS D2241 PIPE SDR-21 &...
Table 28 – Single stage t-stat with 2 stage ECM furnace S7-1 S7-2 TIME 10 MIN AUTO 20 MIN Table 29 – Heat fan off delay with 2 stage ECM furnace S7-3 S7-4 TIME 90 SEC 120 SEC 150 SEC 180 SEC Table 30 –...
Table 34 – Part list single stage ECM (x13) continued Description C45-1-X C60-1-X C75-1-X C105-1-X C120-1-X Belly band B01889 B01889 B01889 B01889 B01889 Blower Z01I033 Z01I035 Z01I036 Z01I038 Z01I038 Control board single stage R99G013 R99G013 R99G013 R99G013 R99G013 Control board support B40559 B40559 B40559...
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Figure 29 – Exploded view Cxx-1-D part 1...
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Figure 30 – Exploded view Cxx-1-D part 2...
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