TM-9-2320-283-20-2

TRUCK TRACTOR, LINE HAUL, 50,000 GVWR, 6X4, M915A1

TECHNICAL MANUAL; ORGANIZATIONAL MAINTENANCE PART 2 OF 3

DECEMBER 1983

TM-9-2320-283-20-2 - Page 258 of 852

TM 9-2320-283-20-2

ELECTRICAL SYSTEM.

3-107.

DIFFERENTIAL LOCK PRESSURE SWITCH REPLACEMENT (Continued).

LOCATION/ITEM

ACTION

REMARKS

B.

INSTALLATION.

11. Pressure switch

Install and tighten

Coat threads with liquid

(9)

thread sealant.

12. Wire (10), wire

Install using two items (13)

Connect according to

(11), and wire

and two items (14)

identification tag from

(12)

step 9.

13. Airline (15) and

Connect

Connect according to

airline (16)

identification tag from

step 7.

14. Toggle valve (8)

Move into position behind

instrument panel.

15. Two screws (6) and

Install and tighten.

two washers (7).

16. Bracket (4)

Move into position and

secure with three screws (5).

17. Center instrument

Raise into position.

panel (2).

18. Three quarter-turn

Tighten.

screws (1).

19. Glove compartment

Raise and close.

door (3).

20. Air reservoirs

Close draincocks.

21. Batteries

Connect.

3-630