Motor Check; Start Relay; To Replace Gear Motor Assembly - Cornelius 500 Series Installation And Service Manual

M C
OTOR HECK
The resistance readings on the winding will be between 5 to 25 ohms. A meter capable of these low readings must be
used. The start relay cover must be removed. (See Figure 16).
If there is no continuity on start or run winding test, replace gear motor. If continuity on grounded motor test, replace
gear motor.
S R
TART ELAY
1. Check between terminals "2" and "4" on relay (with relay unplugged). If there is continuity replace the relay, as
the relay contacts should be open.
2. Check between terminals "3" and "4" on relay, if no continuity replace the relay.
T R G
O EPLACE EAR
!
WARNING:
Disconnect power to the unit before servicing. Follow all lock out/tag out procedures established by the user. Verify all
power is off to the unit before performing any work.
Failure to comply could result in serious injury, death or damage to the equipment.
1. Disconnect the transmission cable from the electrical box.
2. Remove the 4 hex head bolts securing the evaporator to the top of the transmission.
3. Remove the 4 bolt's holding the transmission and bracket to frame base, while supporting the weight of the
evaporator. Remove the transmission from the unit.
4. When replacing the transmission, it may be necessary to rotate the auger back and forth to align the motor
shaft and auger.
© 2002-2014, Cornelius Inc.
Figure 16. Gear Motor Assembly
M A
OTOR SSEMBLY
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Continuous Flow Icemaker Installation and Service Manual
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