17
07610-003-62-15-Q
COMMON PROBLEMS
TROUBLESHOOTING
PROBLEM
POSSIBLE CAUSE
REMEDY
Dishmachine
will not run; no
voltage at wash
relay terminals
L1 and T1.
1. Electrical power not installed to
machine, service (main) disconnect off.
2. Branch circuit breaker tripped or fuse
is blown.
3. Loose or broken connection to dish
machine.
1. Ensure electrical wiring is run to machine and service
(main) disconnect is on.
2. Reset or replace as required. Have an electrician
check machine amp draw if problem keeps occuring.
3. Tighten, replace, or repair as required.
Machine cycles
continuously.
1. Limit switch actuator is loose or has fallen
off.
2. Faulty limit switch.
1. Reassemble/bend metal lever if necessary.
2. Replace switch.
Machine will
not fill; other
functions work.
1. No water supply to machine.
2. Faulty hot water solenoid valve
diaphragm or coil.
3. Faulty float switch.
1. Ensure that water is hooked-up properly to machine
and that it is turned on.
2. Replace diaphragm and clean out valve. Measure
continuity on coil; if there is none, replace the coil.
3. Ohm out the switch to ensure that upper and lower
floats are working. If not, check float wiring to see if it is
correct; if so, replace float.
Machine fills
continuously,
even with no
power to the
dishmachine.
1. Solenoid valve jammed/stuck in the
open position.
2. Faulty float switch.
1. Check diaphragm and coil, replace as required.
2. Ohm-out the switch to ensure that upper and lower
floats are working. If not, check float wiring to see if it is
correct; if so, replace float switch.
WARNING: Inspection, testing, and repair of electrical equipment should only be performed by qualified
service personnel. Certain procedures in this section require electrical tests or measurements while
power is applied to the machine. Exercise extreme caution at all times. If test points are not easily
accessible, disconnect power, attach test equipment, and reapply power to test. When replacing
electrical parts, disconnect power at source circuit breaker.
!
WARNING
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