CMA Dishmachines CMA-180UC Service & Parts Manual
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CMA Dishmachines CMA-180UC Service & Parts Manual

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MODEL CMA-180UC
SERVICE & PARTS MANUAL
Rev 1.18B
C M A D I S H M A C H I N E S
1 2 7 0 0 K N O T T S T R E E T
GARDEN GROVE, CALIFORNIA 92841
8 0 0 - 8 5 4 - 6 4 1 7
F A X 7 1 4 - 8 9 5 - 2 1 4 1
www.cmadishmachines.com

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Summary of Contents for CMA Dishmachines CMA-180UC

  • Page 1 MODEL CMA-180UC SERVICE & PARTS MANUAL Rev 1.18B C M A D I S H M A C H I N E S 1 2 7 0 0 K N O T T S T R E E T GARDEN GROVE, CALIFORNIA 92841...

  • Page 2: Table Of Contents

    ABLE OF ONTENTS CMA-180UC ODEL 1. SPECIFICATIONS ..................2 1.1. CMA-180UC ......................... 2 1.2. CMA-180UC O ..................3 PERATIONAL YCLE 2. GETTING STARTED ..................5 2.1. CMA-180UC ................... 5 NTRODUCTION TO 2.2....................6 ECEIVING AND NSTALLATION 2.2.1. Electrical ........................6 2.2.2.
  • Page 3 4.4.7. Drain System Assembly ....................29 4.4.8. Wash System .........................30 4.4.9. Rinse System .........................31 4.4.10. S/S Pump Assembly (Effective August 2009) ..............32 4.4.11. Pump System Assembly ....................33 4.4.12. Old Heater Assembly (Square Flange) .................34 4.4.13. New Heater Assembly (Triangular Flange) ..............35 4.4.14.

  • Page 4: Model Cma-180Uc

    THIS SYSTEM REQUIRES THREE POWER WIRES, WHICH INCLUDES A CURRENT CARRYING NEUTRAL. AN ADDITIONAL FOURTH WIRE MUST BE PROVIDED FOR MACHINE GROUND. SHIPPING WEIGHT 234# (106 kg) * For machines having "SAFETY TEMP" feature. ** For faster heat recovery. Page MODEL CMA-180UC SERVICE & PARTS MANUAL Rev. 1.18B...

  • Page 5: Cma-180Uc Operational Cycle

    1.2. CMA-180UC Operational Cycle The CMA-180UC Operational Cycle has a total cycle time of 2 minutes (120 seconds). The Timing Diagram and the steps listed below detail the individual functions that are executed during each Operational Cycle. Seconds: Instant Start Relay...
  • Page 6 180 degrees. Machine will remain in wash cycle mode until 180-degree rinse temperature is reached, and at this time the cam timer will advance automatically into the rinse cycle and dispense 180 degrees rinse water over the dishes. Page MODEL CMA-180UC SERVICE & PARTS MANUAL Rev. 1.18B...

  • Page 7: Getting Started

    180°F final rinse water each cycle. The supply water to the CMA-180UC must be a minimum of 140°F at 24 PSI (Pounds per Square Inch) with a 6 GPM (Gallons Per Minute) flow rate and 60 GPH (Gallons Per Hour) recovery rate.

  • Page 8: Receiving And Installation

    ½”. The supply water to the CMA-180UC must be a minimum of 140°F at 24 PSI (Pounds per Square Inch) with a 6 GPM (Gallons Per Minute) flow rate and 60 GPH (Gallons Per Hour) recovery rate.

  • Page 9: Beta Detergent And Rinse Dispenser (Optional)

    Undercounter machine with the optional dispenser must be ordered separately, as option at time of order. Optional dispenser has to be pre-wired prior to shipment (see electrical diagram for wiring options). Page MODEL CMA-180UC SERVICE & PARTS MANUAL Rev. 1.18B...

  • Page 10: Nova Detergent And Rinse Dispenser (Optional)

    All electrical and plumbing connections must be made by a qualified person who will comply with all available Federal, State, and Local Health, Electrical, Plumbing and Safety codes Page MODEL CMA-180UC SERVICE & PARTS MANUAL Rev. 1.18B...
  • Page 11 The reference manual supplied with the dispenser shows you how to program it.  Keep in mind while reading the reference manual that the CMA-180UC operates in “probe-less” mode. (This mode is selected by setting a value of “2”...

  • Page 12: Safe Ttemp Feature

    #21/NC on contactor, and spade end to top terminal on 5 micro switch. HEATER CONTACTOR SafeTtemp harness Dishmachine harness Female bullet connector Male bullet connector Female bullet connector Male bullet connector Page MODEL CMA-180UC SERVICE & PARTS MANUAL Rev. 1.18B...

  • Page 13: Water Tempering Kit

    2.2.6. Water Tempering Kit Page MODEL CMA-180UC SERVICE & PARTS MANUAL Rev. 1.18B...

  • Page 14: Booster Heater Setup

    Machine has been “hard-wired” with correctly sized wire  Booster tank has been filled with water (before High Limit Switch is reset)  High Limit Switch for heater has been reset (after Booster Tank has been filled) Page MODEL CMA-180UC SERVICE & PARTS MANUAL Rev. 1.18B...

  • Page 15: Operation

    The Flow Disc reduces pressure to the standard recommended 20 PSI. 3.1.2. Rinse Pressure Regulator (Old Models Prior January 2008). The CMA-180UC requires a supply water input pressure of 24 PSI minimum. This pressure is then reduced by the supply water regulator. Use the following procedure to adjust the rinse pressure to 20 PSI: 1.

  • Page 16: Operating And Cleaning Instructions

    Operation 3.3. Operating and Cleaning Instructions Page MODEL CMA-180UC SERVICE & PARTS MANUAL Rev. 1.18B...

  • Page 17: Preventive Maintenance Chart

    Operation 3.4. Preventive Maintenance Chart Page MODEL CMA-180UC SERVICE & PARTS MANUAL Rev. 1.18B...

  • Page 18: Quick Service Guide

    Clean bearing and arm jets Tank discharge screen dirty Clean screen Wash tank will not drain. Drain valve not operating Check power to drain valve Drain valve faulty Replace Drain valve, P/N 04103.00 Page MODEL CMA-180UC SERVICE & PARTS MANUAL Rev. 1.18B...

  • Page 19: Troubleshooting

    Replace heater contactor P/N: 15504.50 *The timer assembly motor ( ) or micro switches ( ) can be replaced P/N: 00501.00 P/N: 00411.00 independently if that’s the only component that’s failed. Page MODEL CMA-180UC SERVICE & PARTS MANUAL Rev. 1.18B...
  • Page 20 Replace timer assembly* P/N: 14408.80 *The timer assembly motor ( ) or micro switches ( ) can be replaced P/N: 00501.00 P/N: 00411.00 independently if that’s the only component that’s failed. Page MODEL CMA-180UC SERVICE & PARTS MANUAL Rev. 1.18B...
  • Page 21 Defective thermister Replace thermister P/N: 03202.65 *The timer assembly motor ( ) or micro switches ( ) can be replaced P/N: 00501.00 P/N: 00411.00 independently if that’s the only component that’s failed. Page MODEL CMA-180UC SERVICE & PARTS MANUAL Rev. 1.18B...

  • Page 22: Parts Manual

    Pump Seal Kit 13417.89 Heater Thermostat 17523.60 High Limit Switch 200°F 00411.00 Microswitch 03202.66 Thermocouple (Control Products) 03604.30 Dema Valve Repair Kit 3/8",1/2" & 3/4 41015.60 Water Solenoid Coil Only 110V Page MODEL CMA-180UC SERVICE & PARTS MANUAL Rev. 1.18B...

  • Page 23: Drain Pump

    Drain Line Gooseneck 15601.10 Black Drain Hose 1" ID X 3 1/2" 03801.10 10-32 SS Nut 15605.00 Drain Hose with Goose Neck 04806.00 #10 Brass Washer 15601.60 Robber Hose 90 Deg. Page MODEL CMA-180UC SERVICE & PARTS MANUAL Rev. 1.18B...

  • Page 24: Drain Pump Removal Instructions

    Remove this hose clamp over Drain Valve. Remove drain hose from the drain gooseneck Disconnect 3- inch pump inlet drain hose. Figure 1 Figure Figure 2 Page MODEL CMA-180UC SERVICE & PARTS MANUAL Rev. 1.18B...

  • Page 25: Mechanical Drawings

    14508.20 Peri Pump Back R Side Cover(180-UC) 00941.00 10-32 x 5/8 Panhead Screw 01147.50 Leg 4" 1/2-13 1" Diameter (UC) 03801.00 10-32 Lock Nut 01147.00 ^Leg 6" 1/2"-13 1" Diameter (UC) Page MODEL CMA-180UC SERVICE & PARTS MANUAL Rev. 1.18B...

  • Page 26: Door Assembly

    Door Support Rod Right 00924.00 1/4” SS Washer 04919.50 Door Support Rod Left 00914.10 1/4”-20 x 5/8” Hexhead Bolt 00557.80 Door Magnet 14518.00 Splash Guard 00970.60 6-32 x 1/2” Flathead Screw Page MODEL CMA-180UC SERVICE & PARTS MANUAL Rev. 1.18B...

  • Page 27: Electrical Tray

    Heater Contactor, 2-Pole 35 Amp 00401.85 3/4” Conduit Connector, Straight 15520.50 Power Block, 3-Position 00400.85 3/4” Conduit, Sealtite 00438.00 Snap Bushing, Universal 13304.61 HT Plumbing Bracket 01001.00 6-32 x 1” Panhead Screw Page MODEL CMA-180UC SERVICE & PARTS MANUAL Rev. 1.18B...

  • Page 28: Control Box Assembly P/N 18611.61

    13426.50 Ground Block 03485.00 Switch Guard (Undercounter) 00438.00 Snap Bushing, Universal 06232.61 CMA180-UC Panel Label 01001.00 6-32 x 1” Panhead Screw *Switch covers for the switches p/n 3481 00 421 41 Page MODEL CMA-180UC SERVICE & PARTS MANUAL Rev. 1.18B...

  • Page 29: Chemical Dispenser (Optional)

    4-40 X 5/8 Pan Head Screw 00821.00 GL-C/GW-100 Transformer 00820.50 Circuit Board Stand-off Bushing 00820.20 Circuit Board Connector 00971.10 4-40 Nylon Lock Nut 00820.00 GL-C/GW-100 Peri Pump Circuit Board 14508.00 UC180 Peri Pump Box Page MODEL CMA-180UC SERVICE & PARTS MANUAL Rev. 1.18B...

  • Page 30: Plumbing System Assembly

    1/4” Compression x 1/2” MIP FTG 13605.45 Pressure Gauge for CMA-180UC 00743.10 1/2" T,FxFxF 41015.60 Water Solenoid Coil Only 05007.60 Vacuum Breaker Line 13658.00 Inlet Check Valve 03624.00 1/2” Vacuum Breaker – Watts 41062.10 Ball Strainer Page MODEL CMA-180UC SERVICE & PARTS MANUAL Rev. 1.18B...

  • Page 31: Drain System Assembly

    ITEM ITEM DESCRIPTION DESCRIPTION REQ’D REQ’D 04113.00 Drain Valve 120V 15601.60 Hose 1” ID 14” Pump to Manifold 03101.00 Hose Clamp #16-1” 15601.10 Black Drain Hose 1" ID X 3 1/2" Page MODEL CMA-180UC SERVICE & PARTS MANUAL Rev. 1.18B...

  • Page 32: Wash System

    Parts Manual 4.4.8. Wash System ITEM ITEM DESCRIPTION DESCRIPTION REQ’D REQ’D 00304.46 Wash Arm 04305.17 Red Silicon Gasket 1/16” Thick 00308.20 Wash Arm End Plug Page MODEL CMA-180UC SERVICE & PARTS MANUAL Rev. 1.18B...

  • Page 33: Rinse System

    4.4.9. Rinse System ITEM ITEM DESCRIPTION DESCRIPTION REQ’D REQ’D 00304.65 Rinse Arm CMA-180UC 04305.17 Red Silicon Gasket 1/16” Thick SS Final Rinse Spray Jet – HT welded 00308.17 Rinse Arm End Cap Page MODEL CMA-180UC SERVICE & PARTS MANUAL Rev. 1.18B...

  • Page 34: S/S Pump Assembly (Effective August 2009)

    SS Pump Impeller 00208.21 Slip Joint Nut Friction Ring 04604.00 ^35 Deg Elbow MIP X Barb 03101.00 Hose Clamp # 16 1" 04206.75 SS Pump Cover 03108.62 Transfer Hose 1" Reinforce 25" Page MODEL CMA-180UC SERVICE & PARTS MANUAL Rev. 1.18B...

  • Page 35: Pump System Assembly

    3/8”-16 x 3/4” Hex Bolt 03108.62 Transfer Hose 1" Reinforce 25" 03224.00 Pump Base (Mount) 03226.00 Pump “O” Ring Gasket 00206.30 Pump Seal Kit 00238.00 3/8” Male Plug 03222.10 Impeller L-1M Page MODEL CMA-180UC SERVICE & PARTS MANUAL Rev. 1.18B...

  • Page 36: Old Heater Assembly (Square Flange)

    1/4” Compression x 1/4” MIP FTG 17523.60 High Limit Switch 200°F 00965.00 6-32 Lock Nut 15517.10 Heater Gasket 17524.00 High Limit Switch Spacer 13805.00 5/16”-18 Nylon Insert Lock Nut *Gasket included Page MODEL CMA-180UC SERVICE & PARTS MANUAL Rev. 1.18B...

  • Page 37: New Heater Assembly (Triangular Flange)

    1/4” Compression x 1/4” MIP FTG 17523.60 High Limit Switch 200°F 00965.00 6-32 Lock Nut 15518.10 Gasket for Triangular Flange Heater 17524.00 High Limit Switch Spacer 13805.00 5/16”-18 Nylon Insert Lock Nut * Gasket included Page MODEL CMA-180UC SERVICE & PARTS MANUAL Rev. 1.18B...

  • Page 38: Drain Valve

    Drain Valve Housing 00941.00 #10-32 x 5/8” Pan Head Screw 04103.24 Drain Valve Housing Spacer 04103.16 Hinge/Seal 04103.15 Drain Housing Gasket 04103.13 Drain Valve Housing Cover 04103.18 #8 x 5/8” Self-Threading Screw Page MODEL CMA-180UC SERVICE & PARTS MANUAL Rev. 1.18B...

  • Page 39: Drain Valve (Effective January 2011)

    Drain Seal Bearing (White Washer) 04103.13 Drain Valve Housing Cover 04113.18 Valve Cover Screw 04103.16 Drain Valve Hinge/Seal 04103.15 Drain Valve Housing Gasket 04113.12 Drain Valve Housing 04103.18 #8 X 5/8 Self Threading Screw Page MODEL CMA-180UC SERVICE & PARTS MANUAL Rev. 1.18B...

  • Page 40: Electrical Diagram

    Parts Manual 5. Electrical Diagram Page MODEL CMA-180UC SERVICE & PARTS MANUAL Rev. 1.18B...
  • Page 41 Parts Manual Page MODEL CMA-180UC SERVICE & PARTS MANUAL Rev. 1.18B...

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