© 2010 Viking Preferred Service
29
Service Diagnostics and Procedures
Ice Maker Diagnostics
The table below shows the specifications for the Ice Maker.
Component
25’ & 27’ Models
25’ & 27’ Models
Water Fill
130 CC in 7.5 seconds
Mold Heater
Non-Finned: 185 Watts, 72
1
185 Watts, 72
1
Finned: 260 Watts, 51
1
Thermostat (Bi-metal)
Closes at 17˚ F +/- 3˚
Opens at 32˚ F +/- 3˚
Heater
3.2 – 1.5 Watts, 4400 – 8800
1
Motor
3.2 – 1.5 Watts, 4400 – 8800
1
Module
Stamped circuit , plug in connectors
Cycle
One revolution (ejects ice & water fill)
The table below shows the module ohmmeter checks (no power to ice maker & ejector blades in park).
Test Points
Component
Module Position
Ohms
L – H
Mold Heater
Attached to support
72 / 51
(see specifications above)
L – M
Motor
Disconnected from support
8800
The table below shows the module voltage checks (power to ice maker).
Test Points
Component
Line Voltage
0 Volts
L – N
Module
Power Ok
No Power
T – H
Bi-metal
Ope3n
Closed
L – H
Heater
On
Off
L – M
Motor
On
Off
N – V
Water Valve
On
Off