TM-9-2350-311-20-1 Maintenance Manual for Volume 1 M109 Hull Download
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TM 9-2350-311 -20-1 3-3 TROUBLESHOOTING CHART — CONTINUED t. DOME LIGHT CIRCUIT— CONTINUED DOME LIGHT FAILS TO OPERATE; ALL OTHER LIGHTS OPERATE Tools General mechanic’s tool kit (item 64, Appx H) Multimeters (item 36, Appx H) TA-1 probe kit (item 43, Appx H) NOTE Move dome light switch to both positions. If dome light comes on in one position only, go to step F. Disconnect lead 38 from dome light. 2. Place red lead of multimeters in lead 38 and black lead to ground. 3. Turn MASTER switch ON and check for voltage. 4. Turn MASTER switch OFF. I Is voltage present? Go to step D. CONTINUED ON NEXT PAGE 3-240