Frymaster FBRA18 Series manual Replacing the Cookpot, Troubleshooting and Problem Isolation

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4.Remove the four screws from the blower stabilizing bracket attached to the blower assembly and to each burner. Remove the stabilizing bracket from the unit.

5.Remove the screw securing the blower support bracket to the cookpot assembly and lower the blower assembly out of the way. It is not necessary to disconnect the blower wiring.

6.Remove the two screws at the front of the burner assembly to be replaced, then pull the assembly toward the front of the unit slightly to free it from its rear support. Remove the assembly through the bottom of the unit.

7.Reverse steps 1-6 to install replacement burner assembly, being careful to get the insulation strip running along the top of the blower support bracket back in place.

6.6.9 Replacing the Cookpot

1.Remove the cookpot insert.

2.Remove the top cap by removing the two screws on the front and the screw on each end.

3.Remove the flue cap and lid assembly by removing the two screws on each side and the two out- ermost screws on the back. Rotate the bottom of the flue cap forward slightly to allow the top of the flue cap to slip out from under the back panel.

4.Remove the four screws securing the upper flue assembly to the back panel.

5.Remove the blower motor by removing the four nuts securing it to blower mounting bracket.

6.Disconnect the flexible gas lines, gas enrichment tubes, ignitor wires, and flame sensor wires from the burner assemblies.

7.Remove the temperature probe from the cookpot. Leave wires attached.

8.Disconnect the water fill line at the cookpot and at the solenoid valve inlet.

9.Disconnect the wires from the water level sensors, marking them to facilitate reconnection.

10.Lift the cookpot assembly out of the cabinet and set it, top down, on a suitable work surface.

11.Remove all other hardware from the old cookpot and install the components on the replacement cookpot, using Loctite® PST56765 on the drain valve threads. (NOTE: Install any replacement insulation that might be required before installing components.)

12.Reverse steps 1-10 to install the replacement cookpot.

6.7Troubleshooting and Problem Isolation

Because it is not feasible to attempt to include in this manual every conceivable problem or trouble condition that might be encountered, this section is intended to provide technicians with a general

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Contents Hour Service Hotline Canada Page FBR18 & FBRA18 Series GAS Rethermalizers Table of Contents Parts List Safety Information Parts Ordering and Service InformationDefinitions Installation, Operating, and Service PersonnelEquipment Description What to do if your equipment arrives damaged Shipping Damage Claim ProcedureGeneral Installation Requirements Caster/Leg Installation Incoming Gas Pressures Connecting to the Gas Supply Converting to Another Gas Type FBR18/FBRA18 Digital Controller IntroductionOperating the FBR18/FBRA18 Timers Boiling-Out the Cookpot Shutting the Rethermalizer Down Quarterly Checks and Services Daily Checks and ServicesClean Combustion Air Blower Semi-Annual Checks and ServicesCheck Burner Manifold Pressure Burner Manifold Gas Pressures Introduction To FBRA18 units only Troubleshooting GuidesProblem Yes Has the correct setpoint Yes Replacing the Controller or Controller Wiring Harness Functional Description FBR18 & FBRA18 Series GAS Rethermalizers Service ProceduresController and Mechanical Timers Temperature Probe Measuring Flame Current Cleaning the Gas Valve Vent TubeChecking the Burner Manifold Gas Pressure Replacing the Interface Board Replacing the Temperature ProbeReplacing an Ignition Module Replacing an Ignitor AssemblyReplacing the Gas Valve Replacing a Burner AssemblyReplacing the Combustion Air Blower Replacing the Cookpot Troubleshooting and Problem IsolationIgnition Failures Improper Burner Functioning Incoming Gas PressuresPage Improper Temperature Control Troubleshooting the Gas Valve Unit is Connected to Troubleshooting the 24 VAC Circuit in FBR18 Units24 VAC Circuit in FBR18 Units Is Power Troubleshooting the 24 VAC Circuit in FBRA18 UnitsIs 24VAC Present on COM No terminal of latch Relay? Harness Is J1 pin 24VAC Circuit in FBRA18 Units Troubleshooting the Temperature Probe Probe Resistance Chart 8050417D Wiring Diagram for FBR18 UnitsFBRA18 Units Burner System Components FBR18 & FBRA18 Series GAS Rethermalizers Parts ListCabinetry and Associated Components Control Box Assembly and Associated Parts, FBR18/ FBRA18 Controller and Component Box Assemblies Cooking Timer Control Panel Components Cookpot, FBR18 Cookpot, FBRA18 Gas Supply Components Plumbing Components Page Service Hotline