Component Testing - Scotsman CS0415 Service Manual

Component Testing

Water Level Sensor
1. Run the diagnostic tests and check for the
proper operation of the water level sensor in step
4b.
2. With the water level sensor immersed in water
the Service LED should stay on solid.
3. With the water level sensor out of the water the
Service LED should blink.
Measured Water Fill Valve
Electrical Shock Hazard
Electrical shock can
cause personal injury.
Disconnect electrical
power before proceeding.
1. Unplug ice maker or disconnect power.
2. Unsnap and remove the cover from the
measured fill water valve.
3. Set the ohmmeter to the appropriate scale.
4. Touch the ohmmeter test leads to the measured
fill water valve solenoid terminals. The meter
should indicate between 240 and 280 ohms.
Compressor Start Relay
Position the relay with the coil facing down, as
shown below.
b) Insert the tip on one of the ohmmeter test leads
into the Run (M) pin socket, and touch the other
ohmmeter lead to the spade terminal. The meter
should indicate a closed circuit (0 ohms).
c) Move the tip of the ohmmeter test lead from the
spade terminal into the Start (S) pin socket. Leave
the other ohmmeter lead at the Run (M) location.
The meter should indicate an open circuit (infinite).
d) Turn the relay over so that the coil faces up, as
shown below.
e) With the tip of the ohmmeter test leads at the
Start (S) and Run (M) pin sockets, the meter
should indicate a closed circuit (0 ohms).
July 2007
Page 14
CS0415
Service Manual