TM-9-2350-311-34-1 Maintenance Manual for Volume 1 M109 Hull Download
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