ALLIANCE T30 Series Troubleshooting Manual page 55

31. Will Not Start/Continue Running – EDC Control (continued)
70291301
Is there voltage across
terminals 1 & 4 of
cylinder motor?
YES
Does the cylinder
motor run?
YES
Motors are
operational.
Note: For high voltage three phase supply (380 volts
or higher), the cylinder and fan motors are supplied
by L1, L2, L3 through the motor relay terminals T1,
T2, T3. Make the appropriate adjustments when
doing voltage checks.
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Electronic Control Troubleshooting
Correct wiring
NO
between cylinder
motor and motor
control relay.
NO
Replace cylinder
motor.
T031D
T031D
53