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4. Quick service guide
MODEL CMA-180 INSTALLATION & OPERATION Rev. 2.04 Page
14
MODEL: CMA 180 HIGH TEMP
TECHNICAL ISSUE
CAUSE
SOLUTION
Door magnetic reed switch problem Faulty magnetic reed switch
Check wire connections inside control box
Contact factory for new retrofit, corner P/N 00566.10
straight P/N 00566.20
Door mechanical switch problem Switch alignment issue Align switch
Switch button broke Replace switch, P/N00562.00
Delimer switch is in
OFF
position Flip to
NORMAL
position
Loose wire connections Check and crimp connectors
Pump motor not running Faulty # 3 micro switch in cam timer Replace micro switch, P/N 00411.00
Faulty contactor Replace contactor, P/N 00404.85
Faulty wash pump motor Replace wash pump motor, P/N 00201.00
Faulty # 3 micro switch in cam timer Replace micro switch, P/N 00411.00
Pump motor runs continuous Delimer switch is in
DELIME
position Flip to
NORMAL
position
Faulty contactor Replace contactor, P/N 00404.85
Booster heater thermostat not properly set Adjust thermostat
Incoming main water temperature below 140 F Raise water temperature to 140 F
Final rinse water below 180 degree F
Tripped or faulty high limit switch Reset or replace high limit switch, P/N 17523.51
Faulty contactor Replace contactor, P/N 13003.17
Faulty booster heater element Replace heating element, P/N 13417.67
Scaled heating element De- scale heating element
Thermostat is not properly adjusted Adjust thermostat
Loose lead connection Check connectors and secure
Wash tank heater is not operational Tripped or faulty high limit switch Reset or replace high limit switch, P/N 17523.51
Faulty float switch Replace float switch, P/N 13463.00
Faulty contactor Replace contactor, P/N13003.50
Faulty heating element Replace heating element, P/N 13417.65
Water regulator not adjusted properly Adjust regulator to 18-20 PSI
Clogged final rinse spray jets Clean jets
Low water pressure at the final rinse Missing final rinse spray end cap Replace end cap, P/N 00308.17
Low incoming water pressure from building
Increase pressure
Water solenoid leaks Scaled or dirty solenoid valve Clean valve
Faulty solenoid valve diaphragm Replace diaphragm, P/N 00706.00
Thermostat not properly set Adjust thermostat
Wash water temperature too low/high Scaled heating element Clean scale, delime machine
Faulty temperature gauge Replace gauge, P/N 03202.00
Position or proper operation of door switch Adjust or replace door switch, P/N 00557.55
Delimer switch is on
OFF
position Flip to
NORMAL
position
Faulty 1st micro switch in cam timer Replace micro switch, P/N 00411.00
Machine does not operate when the
door is closed
Check cam timer motor Replace timer if needed, P/N 00409.17
Check ice cube relay Replace if faulty, P/N 00631.05
Faulty wash pump contactor
Replace contactor, P/N 00404.85