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GAS COOKERS GSMS, GBC AND GC
SERVICE & PARTS MANUAL
TABLE OF CONTENTS
CHAPTER 1: Service Procedures
1.1 Functional Description ...................................................................................................... 1-1
1.2 Accessing Equipment for Servicing .................................................................................. 1-2
1.3 Replacing Equipment Components................................................................................... 1-3
1.3.1 Replacing the Controller............................................................................................... 1-3
1.3.2 Replacing Electronic Components Other than the Controller ...................................... 1-3
1.3.3 Replacing a Water-Level Sensor or the Temperature Probe ........................................ 1-4
1.3.4 Replacing the Pressure Regulator or Solenoid Valve................................................... 1-5
1.3.5 Replacing the Water Faucet.......................................................................................... 1-5
1.3.6 Replacing a Basket Lift Motor or Microswitch............................................................ 1-6
1.3.7 Replacing Gas Supply System Components or Ignitor Assemblies............................. 1-7
1.3.8 Replacing the Cookpot or Rinse Tank.......................................................................... 1-8
1.4 Troubleshooting ................................................................................................................ 1-9
1.4.1 How the Power Supply System Works......................................................................... 1-9
1.4.2 How the Controller Works............................................................................................ 1-9
1.4.3 How the Autofill/Autoskim System Works................................................................ 1-10
1.4.4 How the Water Heating System Works...................................................................... 1-10
1.4.5 How the Basket Lift System Works ........................................................................... 1-11
1.4.6 Technician Troubleshooting Guides........................................................................... 1-11
1.4.7 Probe Resistance Chart and Wiring Diagrams ........................................................... 1-15
CHAPTER 2: Parts List
2.1 Accessories........................................................................................................................ 2-1
2.2 Basket Lift Components.................................................................................................... 2-2
2.3 Cabinetry ........................................................................................................................... 2-4
2.4 Combustion System Components ..................................................................................... 2-8
2.5 Control Box and Related Components............................................................................ 2-10
2.6 Controllers and Control Panel Components.................................................................... 2-12
2.7 Cookpot, Rinse Tank and Associated Components ........................................................ 2-13
2.8 Drain Components........................................................................................................... 2-15
2.9 Gas Supply System Components .................................................................................... 2-16
2.10 Water Supply Components.............................................................................................. 2-18
Appendix A: Notes Concerning and Parts Unique to GSW/GWB Variants
Accessories ................................................................................................................................. A-1
Control Components................................................................................................................... A-2
Service Cookpot.......................................................................................................................... A-3
Water Supply Components .........................................................................................................A-4
Wiring Diagrams......................................................................................................................... A-6