Service manual

36 70380601

Micro Display Control (MDC) Troubleshooting

20.Motor Will Not Start/Run (continued)

Please see following 2 pages for wiring diagram information.

Is there voltage across

terminals 1 & 4 of

cylinder motor?

Does the cylinder

motor run?

Correct wiring

between cylinder

motor and motor

control relay.

Replace cylinder

motor.

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 te

rminals T1,

T2,

T3. Make the appropriate adjustments when

doing voltage checks.

(9)

TMB1982S