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E-4
TROUBLESHOOTING
E-4
MAGNUM COOLER 10-I & 20-I
Observe all Safety Guidelines detailed throughout this manual
If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your
Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed.
CAUTION
PROBLEMS
(SYMPTOMS)
POSSIBLE AREAS OF
MISADJUSTMENTS(S)
RECOMMENDED
COURSE OF ACTION
Pump operates, but fan does not.
Cooler trips outlet circuit breaker.
a. Internal AC circuit open.
b. Fan blade contacting heat
exchanger.
c. Fan motor failure
a. Circuit overloaded.
b. Cooler electrical component
failure.
a. Secure AC connectors on rec-
tifier bridge.
b. If fan blades are plastic,
replace. Reset fan clearance
and secure fan to motor shaft.
c. Replace fan motor with Fan
Motor and Mount Assembly.
a. Check outlet circuit breaker.
b. Replace suppressor assembly
and rectifier bridge inside of
Cooler.