Part Number STH044 10/13 73
Component Check Procedures
MAIN FUSE
FUNCTION
The control board fuse stops ice machine operation if
electrical components fail, causing high amp draw.
SPECIFICATIONS
The main fuse is 250 Volt, 10 amp, time delay.
CHECK PROCEDURE
1. Energized control board lights do not indicate a
good fuse.
2. Remove the fuse. Check for continuity across the
fuse with an ohmmeter.
High (line) voltage is applied to the control board at
all times. Removing the control board fuse or moving
the toggle switch to OFF will not remove the power
supplied to the control board.
Disconnect electrical power to the entire ice
machine before proceeding.
Reading Result
Open (OL) Replace fuse
Closed (O) Fuse is good
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