Hoshizaki IM-240DME Service Manual page 19

See the diagram on the right for layout of the See the diagram on the right for layout of the
Controller Board. Controller Board.
VR: VR:
K: K:
IC: IC:
LED: LED:
TF: TF:
X: X:
RESET: RESET:
To check the operation of the To check the operation of the
board, push the Reset Button only board, push the Reset Button only
during the freeze cycle. during the freeze cycle.
Relay Relay
X1 - Actuator Motor and Pump Motor X1 - Actuator Motor and Pump Motor
X2 - Hot Gas Valve and Fan Motor X2 - Hot Gas Valve and Fan Motor
X3 - Water Valve X3 - Water Valve
X4 - Compressor X4 - Compressor
Control Control
VR2 - Defrost Control VR2 - Defrost Control
VR3 - Backup Timer VR3 - Backup Timer
VR5 - Cube Control VR5 - Cube Control
E1CG4880210 E1CG4880210
Variable Resistor Variable Resistor
No. 2 through No. 5 adjustable No. 2 through No. 5 adjustable
Connector Connector
Integrated Circuit Chip Integrated Circuit Chip
Light Emitting Diode Light Emitting Diode
Indicator Lamp Indicator Lamp
Transformer Transformer
Relay Relay
Reset Switch Reset Switch
All the controls are factory-adjusted. Do not All the controls are factory-adjusted. Do not
change setting except when replacing the change setting except when replacing the
board or if the setting has changed. Refer to board or if the setting has changed. Refer to
"[e] CONTROLS AND ADJUSTMENT." "[e] CONTROLS AND ADJUSTMENT."
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