Quick Service Guide - CMA Dishmachines EST Owner's Manual

3.3.

Quick service guide

MODELS: EST
TECHNICAL ISSUE
Machine starts while doors are
open
Continuous cycles
Wash motor runs continuously
Sanitizer pump does not run
Drain valve does not operate
Machine does not fill
Water leaks out of vacuum breaker Low incoming water pressure
Machine only runs when start/fill
switch is depressed
Will not start/ nothing works
Runs, but none of the other
functions engage
MODEL EST SERVICE & PARTS MANUAL Rev. 1.08
Cause
Faulty magnetic door switch
Faulty start/fill switch
Faulty #1 micro switch (start/stop) Replace micro switch, P/N 00411.00
Faulty start/fill switch
Faulty door switch
Delimer switch in wrong position
Faulty delime switch
Faulty motor contactor
Delimer switch on wrong position
Faulty delimer switch
Faulty # 6 micro switch
Faulty sanitizer pump motor
Broken Spring
Faulty #3 Micro switch
Faulty drain motor
Faulty #4 micro switch (Fill)
Debris inside water solenoid valve Clean valve replace diaphragm kit,
Faulty start/fill switch
Drain not closing
Faulty water solenoid coil/valve
Faulty check valve
Faulty vacuum breaker kit
Faulty #1 micro switch (start/stop) Replace micro switch, P/N 00411.00
Faulty magnetic door switch
Wall breaker tripped
Master on/off switch faulty or in off
position
Faulty #2 Micro switch (cycle
reset)
Faulty ice cube relay (yellow relay) Replace relay, P/N 00636.00
Operation
Solution
Replace the switch, P/N 00557.55
Replace the switch, P/N 03470.01
Replace micro switch, P/N 00411.00
Replace the switch, P/N 00557.55
NORMAL
Switch to position
Replace the switch, P/N 00475.00
Replace contactor, P/N 00404.82
NORMAL
Switch to position
Replace the switch, P/N 00475.00
Replace micro switch, P/N 411.00
Replace the motor, P/N 00416.00
Replace spring, P/N 00105.82
Replace micro switch, P/N 00411.00
Replace drain motor, P/N 00104.82
Replace micro switch, P/N 00411.00
P/N 00707.00
Replace the switch, P/N 03470.01
check function of drain sys.
Replace coil/valve, P/N 00738.10 or
03603.10
Replace valve, P/N 00718.00
Increase water pressure to 20 psi
Replace vac. Brkr kit, P/N 03623.00
Replace door switch, P/N 00557.55
Reset breaker
Reset or replace switch, P/N 00471.10
Replace micro switch, P/N 411.00
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