Henny Penny HCH-930 Technical Manual
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Henny Penny HCH-930 Technical Manual

Henny Penny HCH-930 Technical Manual

Heated holding cabinet
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Henny Penny
Heated Holding Cabinet
Model HCH-930
Model HCH-932
TECHNICAL MANUAL

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Summary of Contents for Henny Penny HCH-930

  • Page 1 Henny Penny Heated Holding Cabinet Model HCH-930 Model HCH-932 TECHNICAL MANUAL...

  • Page 3: Table Of Contents

    Model HCH-930/932 TABLE OF CONTENTS Section Page Section 1. TROUBLESHOOTING ....................... 1-1. Introduction ........................1-2. Safety .......................... 1-3. Troubleshooting ......................Section 2. MAINTENANCE ........................ 2-1. Introduction ........................2-2. Maintenance Hints ...................... 2-3. Deliming Water Pan and Baffles ................. 2-4. Clean Water Strainer ....................

  • Page 5: Section 1. Troubleshooting

    Model HCH-930/932 SECTION 1. TROUBLESHOOTING 1-1. INTRODUCTION This section provides troubleshooting information in the form of an easy to read table. If a problem occurs during the first operation of a new cabinet, recheck the Installation Section of the Operator’s Manual.
  • Page 6 Model HCH-930/932 1-3. TROUBLESHOOTING (Continued) Problem Cause Correction OPERATION A. Product not • Drawers left open • Keep drawers closed except holding temperature to load and serve product • Product held too long • Hold product only for recom- mended times •...
  • Page 7 Model HCH-930/932 1-3. TROUBLESHOOTING (Continued) Problem Cause Correction HEATING SYSTEM A. Unit not heating • Faulty thermostat • Check thermostat • Faulty high limit • Check high limit • Faulty heater • Check heater • Faulty wiring • Check wiring for loose connections or broken wires B.
  • Page 8 Model HCH-930/932 THIS PAGE INTENTIONALLY LEFT BLANK.

  • Page 9: Section 2. Maintenance

    Model HCH-930/932 SECTION 2. MAINTENANCE 2-1. INTRODUCTION This section provides procedures for the checkout and replacement of the various parts used in the cabinet. Before replacing any parts, refer to the Troubleshooting section. It will aid you in determining the cause of the malfunction.

  • Page 10: Clean Water Strainer

    Model HCH-930/932 2-3. DELIMING WATER PAN 5. Clean the baffles and water pan with a brush, or other tool, to AND BAFFLES (Continued) loosen and remove any buildup. If the buildup is excessive, a liquid chemical lime remover may help to remove lime.

  • Page 11: Cleaning Water Valve

    Model HCH-930/932 2-6. CLEANING WATER VALVE 1. Disconnect electrical supply to unit. To avoid electrical shock or property damage, move the power switch to OFF and disconnect main circuit breaker, or unplug cord at wall receptacle. 2. Shut off water supply.

  • Page 12: Replacing Water Valve

    Model HCH-930/932 2-6. CLEANING WATER VALVE 16. Replace the coil and press it firmly against the body. (Continued) 17. Position the coil terminals so they line up with the outlet of the water valve. 18. Position the coil retainer with open side up, and fasten with the 2 screws removed earlier.

  • Page 13: Float Switch

    Model HCH-930/932 2-8. FLOAT SWITCH 1. Disconnect the electrical supply to the cabinet. To avoid electrical shock or property damage, move the power switch to OFF and disconnect main circuit breaker, or unplug cord at wall receptacle. 2. Remove the cabinet top.

  • Page 14: Solid State Delay Timer

    Model HCH-930/932 2-9. SOLID STATE DELAY TIMER 1. Disconnect the electrical supply to the cabinet. To avoid electrical shock or property damage, move the power switch to OFF and disconnect main circuit breaker, or unplug cord at wall receptacle. 2. Remove the cabinet top.

  • Page 15: Heater

    Model HCH-930/932 2-11. HEATER 1. Disconnect the electrical supply to the cabinet. To avoid electrical shock or property damage, move the power switch to OFF and disconnect main circuit breaker, or unplug cord at wall receptacle. 2. Remove the cabinet top.

  • Page 16: Thermometer

    Model HCH-930/932 2-13. THERMOMETER 1. Disconnect the electrical supply to the cabinet. To avoid electrical shock or property damage, move the power switch to OFF and disconnect main circuit breaker, or unplug cord at wall receptacle. 2. Remove the cabinet top.

  • Page 17: Thermostat

    Model HCH-930/932 2-14. THERMOSTAT 1. Disconnect the electrical supply to the cabinet. To avoid electrical shock or property damage, move the power switch to OFF and disconnect main circuit breaker, or unplug cord at wall receptacle. 2. Remove the cabinet top.

  • Page 18: Power Switch

    Model HCH-930/932 2-15. POWER SWITCH 1. Disconnect the electrical supply to the cabinet. To avoid electrical shock or property damage, move the power switch to OFF and disconnect main circuit breaker, or unplug cord at wall receptacle. 2. Remove the cabinet top.

  • Page 19: Fan

    Model HCH-930/932 2-17. FAN 1. Disconnect the electrical supply to the cabinet. To avoid electrical shock or property damage, move the power switch to OFF and disconnect main circuit breaker, or unplug cord at wall receptacle. 2. Remove the cabinet top.

  • Page 20: Drawer And Liner Bearing Replacement

    Model HCH-930/932 2-18. DRAWER GASKET 3. Remove the 4 screws securing the backing plate and gasket to (Continued) the drawer front. 4. Separate the drawer frame from the drawer front. 5. Remove the gasket from the drawer. 6. Fit new gasket into place in the drawer front.

  • Page 21: Wiring Diagrams

    Model HCH-930/932 2-20. WIRING DIAGRAMS 2-13...
  • Page 22 Model HCH-930/932 2-20. WIRING DIAGRAMS (Continued) 2-14...
  • Page 23 Model HCH-930/932 2-20. WIRING DIAGRAMS (Continued) 2-15...
  • Page 24 2-20. WIRING DIAGRAMS (Continued) 2-16...
  • Page 25 2-20. WIRING DIAGRAMS (Continued) 2-17...

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Hch-932

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