CMA Dishmachines CMA-180 Quick service guide, MODEL CMA 180 HIGH TEMP, Technical Issue, Cause

4. Quick service guide

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
Machine does not operate when the door is	Faulty 1st micro switch in cam timer	Replace micro switch, P/N 00411.00
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
MODEL CMA-180 INSTALLATION & OPERATION Rev. 2.03		Page 14