Specifications

Part Number STH038 5/12 137
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, 8 amp.
CHECK PROCEDURE
1. If the bin switch light is on with the water curtain/
ice dampers closed, the fuse is good.
2. Remove the fuse. Check for continuity across the
fuse with an ohmmeter.
!
Warning
High (line) voltage is applied to the control board
(terminals #55 and #56) at all times. Removing the
control board fuse or pressing the On/Off button will
not remove the power supplied to the control board.
!
Warning
Disconnect electrical power to the entire ice
machine before proceeding.
Reading Result
Open (OL) Replace fuse
Closed (O) Fuse is good