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WHITE RODGERS GAS VALVE
HIGH FIRE ADJUSTMENT
MANIFOLD
PRESSURE TAP
INLET PRESSURE POST
GAS VALVE SHOWN IN ON POSITION
FIGURE 18
7 - Wait five minutes to clear out any gas. If you then smell
gas, STOP! Immediately call your gas supplier from a
neighbor's phone. Follow the gas supplier's instruc-
tions. If you do not smell gas go to next step.
8 - Turn switch on gas valve to ON. Do not force. See
FIGURE 18.
9 - Replace the upper access panel.
10- Turn on all electrical power to to the unit.
11- Set the thermostat to desired setting.
NOTE - When unit is initially started, steps 1 through 11
may need to be repeated to purge air from gas line.
Turning Off Gas To Unit
1 - Set thermostat to lowest setting.
2 - Turn off all electrical power to unit if service is to be
performed.
SCREW
LOW FIRE ADJUSTMENT
(under cap)
SCREW
(under cap)
3 - Remove access panel.
4 - Turn switch on gas valve to OFF. Do not force. See
FIGURE 18.
5 - Replace access panel.
Failure To Operate
If the unit fails to operate, check the following:
1 - Is the thermostat calling for heat?
2 - Are access panels securely in place?
3 - Is the main disconnect switch closed?
4 - Is there a blown fuse or tripped circuit breaker?
5 - Is the filter dirty or plugged? Dirty or plugged filters will
cause the limit control to shut the unit off.
6 - Is gas turned on at the meter?
7 - Is the manual main shut-off valve open?
8 - Is the internal manual shut-off valve open?
9 - Is the unit ignition system in lock out? If the unit locks
out again, call the service technician to inspect the unit
for blockages.
10 - Is pressure switch closed? Obstructed flue will cause
unit to shut off at pressure switch. Check flue and out-
let for blockages.
11 - Are flame rollout switches tripped? If flame rollout
switches are tripped, call the service technician for in-
spection.
C-Safety or Emergency Shutdown
Turn off unit power. Close manual and main gas valves.
D-Extended Period Shutdown
Turn off thermostat or set to "UNOCCUPIED" mode. Close
all gas valves (both internal and external to unit) to guar-
antee no gas leak into combustion chamber. Turn off pow-
er to unit. All access panels and covers must be in place
and secured.
Page 22
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