Steps For Starting Your Furnace - Carrier 58UVB Owner's Manual

CHECK AIR FILTER: Before attempting to start your
S
furnace, be sure the furnace filter is clean and in place.
See "Performing Routine Maintenance" section in this
manual. Do not run the furnace without a filter in place.
Then proceed as follows:

STEPS FOR STARTING YOUR FURNACE

1. Set your room thermostat to the lowest temperature setting.
See Fig. 6.
Fig. 6 - - Lowest Temperature Setting
2. Close the external manual gas valve. See Fig. 7.
Fig. 7 - - Close Valve
3. Turn OFF electrical supply to the furnace. See Fig. 8.
Fig. 8 - - Turn Off Electrical Supply
4. Remove the main furnace door. See Fig. 9.
5. Turn the control switch on the gas control to the OFF position
and wait 5 minutes. See Fig. 10. Then smell for gas, including
near the floor. If you smell gas, STOP! Follow "B" on furnace
label. If you don't smell gas, go to next step.
A09564
SINGLE-STAGE GAS CONTROL
A06188 Fig. 10 - - Control Switch to OFF
6. After waiting 5 minutes, turn control switch on the gas control
to the ON position. Turn the control switch to ON. See Fig.
11.
SINGLE-STAGE GAS CONTROL
A92185
Fig. 11 - - Control Switch to ON
7. Replace main furnace door. See Fig. 12.
6
Fig. 9 - - Remove Furnace Door
TWO-STAGE GAS CONTROL
GAS CONTROL SWITCH
SHOWN IN "OFF" POSITION
TWO-STAGE GAS CONTROL
GAS CONTROL SWITCH
SHOWN IN "ON" POSITION
A05099
A09600
A09599