Fig. 11 Instrument Cluster Light Locations (As viewed from front of vehicle)

LIGHT ASSEMBLY REPLACEMENT - TM-5-3820-256-24-4_419

Fig. 12 Removing Bulb from face of Cluster

TM-5-3820-256-24-4 Drilling System Well Rotary Truck Mounted Air Transportable 600 Feet Capacity Model LP-12 NSN 3820-01-246-4276 Manual
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SERVICE MANUAL 4. Grasp bulb and pull straight out to remove plug- in type bulb from socket. 5. Inspect light assembly and gasket and replace if damaged. 6. Push new bulb into socket. 7. Position socket (with bulb) into light assembly and turn socket one-eighth turn clockwise to secure. 8. Position light assembly (with seal and trim bezel where used) into mounting recess in cab. Secure with mounting screws. 9. Check light operation. Fig. 11 Instrument Cluster Light Locations (As viewed from front of vehicle) Legend A Right Turn Indicator(Antilock Warning--Some Models) BLow Air C Glow Plug Indicator (Antilock Warning--Some Models) DPark/Hydr. Brake Warning EHigh Beam Indicator F Power Divider Lock Warning (Service EGR-- Some Models) GService EGR Indicator Pressure Warning H Low Oil Pressure/High Water Temperature Warning JLeft Turn Indicator KPanel Illumination INSTRUMENT CLUSTER LIGHTS Locations of instrument cluster illumination, indicator and warning lights are shown in Figure 11. BULB REPLACEMENT Procedures for replacing bulbs in instrument cluster lights are as follows: Indicator and Warning Lights: (A thru J, Figure 11) 1. Remove instrument cluster cover screws (5) and remove cover to expose warning and indicator lights. CTS - 4088 Page 7

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