FGP55 SERIES GAS RETHERMALIZERS
CHAPTER 1: SERVICE PROCEDURES
1-3
1.2 Accessing Rethermalizers for Servicing
DANGER
Moving a rethermalizer filled with water may cause spilling or splattering of the hot
liquid. Follow the draining instructions included with the rethermalizer before
attempting to relocate a rethermalizer for servicing.
1.
Shut off the gas supply to the unit. Unplug the power cords. Remove any attached restraining
devices.
2.
Disconnect the unit from the gas supply.
3.
Relocate the rethermalizer for service accessibility.
4.
After servicing is complete, reconnect the unit to the gas supply, reattach restraining devices, and
plug in the electrical cords.
1.3 Cleaning the Gas Valve Vent Tube (if applicable)
1.
Set the rethermalizer power switch and the gas valve to the "OFF" position.
2.
Carefully unscrew the vent tube from the gas valve.
NOTE:
The vent tube may be straightened
for ease in removal.
3.
Pass a piece of ordinary binding wire (.052 inch diameter) through the tube to remove any
obstruction. Remove the wire and blow through the tube to ensure it is clear.
4.
Reinstall tube and bend so that the opening is pointing downward.
1.4 Adjusting Burner Manifold Gas Pressure
WARNING
This task should be performed by qualified service personnel only.
1. Ensure that the gas valve knob is in the "OFF" position.
2. Remove the pressure tap plug from the gas valve (see arrows in photos on the following page for
location).
