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CMA Dishmachines CMA-44 Manual De Usuario

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Operation    
 
3.5. Trouble 
Shooting 
PROBLEM LIKELY 
CAUSE 
SOLUTION 
Pre-wash/power wash 
motor inoperative 
Bad motor or capacitor 
Faulty contactor 
Replace defective motor  
Replace contactor 
Fuse is burned out 
Replace fuse 
Table limit switch 
Remove dish rack at switch 
Defective door reed switch 
Replace reed switch 
Defective start reed switch 
Replace reed switch 
Defective auto/manual switch  
Replace switch 
Machine inoperative 
Defective 60 Sec. Timer 
Replace timer 
Defective 60 Sec. Timer or settings 
Replace timer or change settings 
Machine runs continuously 
Contactor stuck 
Replace contactor 
Float switch 
Check movement-replace it 
Defective thermostat or setting 
Replace thermostat or adjust 
Defective heater contactor 
Replace heater contactor 
Defective heater 
Replace heater 
Defective heater switch 
Replace switch 
Heater (no heat) 
Wire connections 
Check and correct 
Broken rack 
Replace rack 
Racks stuck 
Tray track alignment 
Adjust properly 
Low incoming water supply 
(150°F-low temp, 180 °F- high temp) 
Check hot water supply 
Thermostat setting 
Adjust thermostat 
Vent hoods 
Close vents as much as possible 
Low wash tank 
temperature 
Defective heater 
Replace heater 
 
Plugged rinse jets 
Remove and clean 
Pressure regulator out of adjustment Adjust 
pressure 
regulator 
Water sol. valve coil or diaphragm 
Replace or clean 
Dirty rinse jets 
Remove and clean jets 
Low rinse water pressure 
or no rinse 
Defective rinse reed switch 
Replace reed switch 
Dispenser or settings 
Check dispenser troubleshooting guide 
Chemicals 
Rinse pressure 
Set 20 psi. 
Quick drain on pre-wash end 
Plumb quick drain back into pre-wash 
tank above water line 
Sheet pans 
Use CMA sheet pan rack  
Machine loosing water 
Drain valves open 
Close completely 
Tank water level low 
Check rinse pressure, drain valve open 
Clogged jets 
Clean jets  
Low spray arm pressure 
Motors connected wrong 
Connect motors to reverse impeller 
direction 
 
MODEL CMA-44 Installation & Operation Manual Rev. 2 .15   10/18/07 
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