34
H. TO TURN OFF GAS TO APPLIANCE
1. Set the thermostat to lowest setting.
2. Turn off all electric power to the appliance if service is to be performed.
3. Remove the front cover.
4. Turn gas shutoff valve to "off".
5. Install front cover.
MUNCHKIN GAS VALVE
START-UP PROCEDURES
OFF SET ADJUSTMENT
CAUTION: DO NOT REMOVE
THIS SCREW OR ATTEMPT TO
MAKE ANY ADJUSTMENT TO
THIS SCREW WITHOUT A
COMBUSTION ANALYZER
SEE PART 12 SECTION "D"
FOR COMBUSTION SETTING
TABLE.
PRESSURE TAP OUTLET
THROTTLE ADJUSTER
NOTE: IF FOR ANY REASON THE
THROTTLE NEEDS TO BE ADJUSTED,
IT IS VERY IMPORTANT THAT A
"COMBUSTION ANALYZER" BE USED
TO ENSURE SAFE AND PROPER
OPERATION. TURN THE ADJUSTER
TO THE (+) TO INCREASE GAS OR
THE (-) TO DECREASE THE GAS
SUPPLY. THIS ADJUSTMENT COULD
AFFECT CO/CO% LEVELS. MAKE
SURE THE LEVELS CORRESPOND
TO THE CHART IN COMBUSTION
GAS SHUT OFF
VALVE
PRESSURE
TAP INLET
GAS VALVE
SETTINGS. SEE PART 6, G. TEST MODE
Fig. 6-3
MUNCHKIN VWH FAN SPEEDS
BOILER
HIGH
LOW
IGNITION
199M
4800
1550
2765
399M
7700
1900
3000
Fig. 6-2