Sharp R-20A1(S)VN Service Manual page 13

2. TIMER - MOTOR
Disconnect the leads from terminals described at following table. Connect an ohmmeter across the timer motor winding, terminals are described at
following table, and check that a reading of resistance described at following table is indicated.
If this reading is not obtained then the timer is probably defective and should be replaced.
Disconnecting and checking terminals
Resistance of motor winding
CARRY OUT 4R CHECKS.
1 and 2
approximately 22.2 k ohms
8 – 4
R-20A1(S)VN