Figure 2-Removing Instrument Cluster

Figure 6 Removing Instrument Cluster Bezel

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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S-SERIES INSTRUMENTS Figure 2-Removing Instrument Cluster 3. Disconnect wiring harness connector from printed circuit on back of cluster assembly (Figure 3). Figure 3 -Removing Wiring Harness Connector 4. Disconnect flexible cables from back of speedometer and tachometer by pressing down on quickconnect spring clasp (Figure 4). Figure 4- Releasing Speedometer or Tachometer Cable 5. Disconnect air or vacuum lines from fittings (Figure 5) on back of air or vacuum gauges. Two air pressure gauges are used on vehicles with air brakes. One vacuum gauge is used on vehicles with vacuum boosted hydraulic brakes. Figure 5 -Removing Air or Vacuum Lines 6. Instrument cluster assembly is now free to be removed from instrument panel. REMOVAL OF INSTRUMENT CLUSTER COMPONENTS If it is desired that individual components are to be removed, procedure is as follows: CTS - 4140Y Page 3

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