YFG255 SERIES GAS RETHERMALIZERS
CHAPTER 1: SERVICE PROCEDURES
1-8
4.
Remove the pipe union collars to the left and right of the gas valve and remove the valve.
5.
Remove the pipefitting from the old gas valve and install on the replacement valve, using
Loctite™ PST567 or equivalent pipe thread sealant on threads. Do not apply sealant to the first
two pipe threads. Doing so will clog and damage the gas valve.
6.
Reverse steps 1-4 to install the replacement gas valve.
1.5.5 Replacing the Pilot Assembly
1.
Remove the pilot tubing from the bottom of the pilot assembly.
2.
Disconnect the ignition cable and the sense wire.
3.
Remove the two pilot mounting screws from the pilot mounting-bracket and remove the pilot.
4.
Reverse the procedure to replace the pilot assembly.
1.5.6 Replacing the Cookpot
1.
Ensure controller and all power switches are off. Drain water from all cookpots prior to moving
rethermalizer.
DANGER
Hot water will cause severe burns. Never attempt to move this appliance when filled
with hot water or to transfer hot water from one container to another.
2.
Turn gas valve off, then turn gas off at supply valve or meter. Disconnect supply line from gas
manifold at rear of rethermalizer.
NOTE:
If restraints are installed on the rethermalizer, disconnect restraints prior to
disconnecting the gas supply line.
3.
Unplug rethermalizer from electrical supply source.
4.
Remove rethermalizer door for access to cabinetry components. Lift door up, disengage rod
from lower door bracket, remove and set door aside.