3-59. MOTOR STARTERS -continued.
K3 thru K7.
Using multimeter set at 0 to 100 ohms, check between upper and lower sets of stationary contacts (1).
Check for 0 ohm for each pair.
Check across terminal of overload relay (2). Indication should be infinity indicating a open. If indication is 0,
press reset rod (3) and recheck. If indication remains 0, replace overload relay.
Electrical high voltage can cause serious injury or death. When applying power during a test,
take proper measure to ensure personal safety.
Install motor controller.