TM-9-2350-311-20-1 Maintenance Manual for Volume 1 M109 Hull Download
Page 246 of 1275
TM 9-2350-311-20-1 3-3 TROUBLESHOOTING CHART — CONTINUED l. AIR CLEANER BLOWER MOTOR CIRCUIT — (1) BLOWER MOTORS FAIL TO OPERATE WHEN CONTINUED VEHICLE IS IN DRIVE General mechanic’s tool kit (item 64, Appx H) Two Multimeters (item 36, Appx H) TA-1 probe kit (item 43, Appx H) . . Equipment Conditions (Long test leads may be needed for some tests; Engine compartment access cover removed (para 11-5) 16 AWG wire may be used as an extension.) Transmission left access door open (TM 9-2350-311-10) Air intake grille open (TM 9-2350-311-10) NOTE Vehicle must be in gear in order for fans to operate. All steps require this condition unless otherwise specified. 3-146 (para 8-36).