Amp series high-boy multiposition
oil-fired furnace (23 pages)
Summary of Contents for Dettson COMFORT SUPXX-C120D12
Page 1
Do not tamper with the unit or its controls. KEEP THE DOCUMENT NEAR THE UNIT FOR FUTURE Call a qualified service technician. REFERENCE. HOMEOWNER: Manufactured by: Dettson Industries Inc. PLEASE KEEP THIS MANUAL NEAR THE FURNACE FOR Sherbrooke, Canada FUTURE REFERENCE.
Page 2
SUP modulating quick configuration flowchart change the temperature rise in electric heat mode change the temperature rise in autobackup mode activate/deactivate autobackup change the max power ratio to change change the CFM Fan ON speed per TON in de-humidification change the CFM per TON in heating change the CFM per TON in cooling...
a) It is the homeowner’s responsibility to engage a qualified technician for the installation and subse- SAFETY quent servicing of this furnace; b) Do not use this furnace if any part of it was under 1.1 DANGER, WARNING AND water. Call a qualified service technician immedi- ately to assess the damage and to replace all criti- CAUTION cal parts that were in contact with water;...
2.2 CLEARANCES TO If the heater is left unattended during the cold weather season, take the following precautions: COMBUSTIBLE MATERIAL a) Close the main water valve in the house and purge the pipes if possible. Open all the faucets in the 2.2.1 Heating unit house;...
All the 120V models (SUPxx-y120Dzz) require neutral wire because the motor works under 120VAC. WARNING ISK OF FIRE The conductor sizing must conform to the last edi- tion of the local or national codes. Failure to follow this rule can result in death, bod- ily injury and/or property damage.
Figure 4 – Conversion from two to one supply wires 2.5 INSTALLATION OF THE THERMOSTAT Figure 7 – 1-stage thermostat with outdoor control for 2-stage function, electric heating only A thermostat must be installed to control the temperature of the area to be heated. Follow the instructions supplied with the thermostat.
2. Remove the wire from the W1 terminal of the fur- MOTOR COOLING BLOWER BLOWER nace and connect an ammeter between the termi- CAPACITY SPEED SPEED nal and the wire. (0.5 ‘’ w.c.) (Motor 120V) (Motor 240V) 3. Call for heat by raising the set point on the thermo- MED-LOW stat and allow the furnace to run for 3 to 4 minutes MED-HIGH...
the furnace and the heat pump. The simultaneous operation of the electric elements and the heat pump will cause overheating of either unit. The safety controls of the appliances will shut down the el- ements or heat pump, since they are not designed to function in this fashion.
3.4.2 High limit verification a) Total amperage of all the heating elements; b) Voltage at the furnace; After operating the furnace for at least 15 minutes, restrict the return air supply by blocking the filters or the return air c) Supply air temperature. The point of the reading register and allow the furnace to shut off on High Limit.
Furnace equipped with a 1/3 HP / 120 blower motor Blower External static pressure (inche of W.C.) Speed MED-LOW MED-HIGH 1 025 1 010 HIGH 1 260 1 240 1 200 1 150 1 110 1 055 Furnace equipped with a 1/3 HP / 240 blower motor Blower External static pressure (inche of W.C.) Speed...
Need help?
Do you have a question about the COMFORT SUPXX-C120D12 and is the answer not in the manual?
Questions and answers