Manitowoc MII 302 Spezifikationen PDF herunterladen (Seite 128)

126 Part Number STH038 5/12

CONTROL BOARD RELAY TEST

The control board can be set to energize all relays for

3.5 minutes. This allows testing to verify control board

relays are closed and line voltage is available for ice

machine components - Water pump, dump valve,

water inlet valve, harvest valve(s), air compressor,

contactor/compressor/fan motor - The fan cycle

control must close to energize the fan motor.

1. Press power button to turn off ice machine.

2. Perform the following keystrokes on the display.

• Press Menu, scroll down to Service and press the

right arrow

• Scroll down to Diagnostics, press the right arrow

and select Diagnostics

• Display reads Control Board, press right arrow

• Scroll down to enbl relays and press right arrow to

start control board test

3. The control board will energize all relays and the

red light next to the relay. The red light indicates

the relay coil is energized.

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Manitowoc MII 302 Spezifikationen Seite 128