Hoshizaki JWE-620UA-6B - Manual (Page 45)

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C. Service Flow Charts
1. Unit Will Not Start
Main Power Supply
Unit will not start
Problem Possible Cause Remedy
Power Switch (GFCI)
“OFF” position. Move to “ON” position.
ON/OFF Button
“OFF” position. Move to “ON” position.
Power Failure
Wait for recovery.
No Water Supply
Water failure. Wait for recovery.
Shut off valve closed. Open.
Strainer clogged. Clean.
Loose connection. Tighten.
Not within
specifications. Refer to nameplate
and correct.
Off, blown fuse, or
tripped or defective
circuit breaker. Turn on, replace, or
check and reset. Call
electrician if breaker
trips repeatedly.
Bad contacts. Check for continuity
and replace.
Door
Not fully closed. Close.
Door Switch
Out of adjustment
and/or open. Adjust and/or replace.
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