TM-9-2350-311-34-1

HULL, POWERPLANT, DRIVE CONTROLS, TRACKS, SUSPENSION, AND ASSOCIATED COMPONENTS: HOWITZER, MEDIUM, SELF-PROPELLED, 155MM

TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL

SEPTEMBER 1994

TM-9-2350-311-34-1 - Page 278 of 352

TM 9-2350-311-34-1

10-1 WINTERIZATION KIT INSTALLATION — CONTINUED

a. Installation — Continued

59

60

61

62

63

64

NOTE

•

For vehicle circuitry incorporating the 3-position MASTER switch (one position

marked SLAVE), disconnect vehicle harness lead 459B at MASTER switch and

connect kit harness branch labeled 459B between MASTER switch and vehicle

harness lead 459B.

•

Steps 59 thru 61 apply to vehicles with engine model 7083-7396. Steps 62 thru 64

apply to vehicles with engine model 7083-7391.

Disconnect existing lead 459B (143) at rear of portable instrument panel (144) MASTER switch (145) (TM 9-

2350-311-20-1).

Connect branch lead 459B (146) of control box-to-driver’s compartment wiring harness (147) to rear of

MASTER switch (145).

Connect existing lead (143) to other lead of control box-to-driver’s compartment lead 459B (146) or existing

lead of 459B (143).

Disconnect bulkhead-to-portable instrument-panel wiring harness lead 486A (148) from GLOW PLUG switch

(153) behind driver’s instrument panel.

Connect winterization heater control box-to-driver’s compartment harness lead 400 (150) to bulkhead-to-

portable instrument panel wiring harness lead 486A (148).

Connect winterization heater control box-to-drivers compartment harness lead 400 (150) to GLOW PLUG

switch (149).

10-18