(3) Connect power supply

TM-9-6115-662-13P Power Unit Diesel Engine Driven 1 Ton Trailer Mounted 5 Kw 60 Hz PU-797 Manual
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TM 9-6115-662-13&P (3) Connect power supply AC Return line to terminal Y of contactor. Dangerous voltage exists on live circuits. Always observe precautions and never work alone. Failure to observe this warning can result in severe personal injury or death. (4) Apply power to power supply. (5) Listen for sound of contactor operation. (6) Perform following continuity checks. If any multimeter indication is not correct, replace contactor (paragraph 5-12). Lead Placement Contactor Terminals Multimeter Indication 32 and 33 21 and 22 11 and 12 A1 and A2 B1 and B2 C1 and C2 A1 and B1 B1 and C1 C1 and A1 open circuit continuity continuity continuity continuity continuity open circuit open circuit open circuit (7) Remove power from power supply and disconnect lines connected in steps a.(2) and a.(3). b. Repeat steps a.(1) through (6) for contactor K2 (15, figure 5-11). 5. Reassemble switch box assembly as follows: a. b. c. d. e. Refer to paragraphs 5-8 through 5-12 and repair or replace any defective parts. Position the switch box cover (4, figure 5-11) in front of the switch box assembly. Connect P3 (8) to J4 (11). Position the switch box cover (4) over the switch box assembly and align the mounting holes. Install lock washers (2), flat washers (3), and screws (1), that secure the switch box cover (4). 5-21

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