TM-9-2350-311-20-2 Maintenance Manual Volume 2 for M109 Cab Download
Page 88 of 828
TM 9–2350–311–20–2 2–27 Table 2-2. PREVENTIVE MAINTENANCE CHECKS AND SERVICES FOR M109 SELF- PROPELLED HOWITZER – CONTINUED Location Item No. Not Fully Mission Capable if: Procedure Item to Check/Service Interval 11 Annually Cab Traversing Mechanism – Continued d. Traverse cab by power and manual controls through entire range of 6400 mils: 1. Power (a) Turn MASTER switch (4) and CAB POWER switch (5) to ON (light lit). (b) Turn TRAVERSE CONTROL switch (6) to POWER position (red light lit). (c) Turn gunner control handle (7) left for left traverse and right for right traverse. (d) Pull up on override lever on clutch valve (8) in M109A4/ M109A5 howitzers to activate solenoid override in the event of an electrical failure. (e) Check for leaks in hydraulic lines, valves, and controls. Repair as necessary. 2. Manual (a) Turn TRAVERSE CONTROL switch (6) to MANUAL position to traverse cab. (b) Turn traverse handwheel (9) to traverse cab. 4 5 6 7 8 9