TIMING, GEAR TRAIN & FRONT COVER - CONT

TIMING, GEAR TRAIN & FRONT COVER - CONT - TM-5-3820-256-24-5_295

TIMING, GEAR TRAIN & FRONT COVER - CONT - TM-5-3820-256-24-5_297

TM-5-3820-256-24-5 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 TIMING, GEAR TRAIN & FRONT COVER Section 7 Figure 19. - Damper Housing Measurement Locations Viscous and "RUBBER" Dampers 1. Applications with "Rubber" Dampers: The wear sleeve is pressed on the vibration damper hub. 2. Applications with Viscous Dampers: The wear sleeve is pressed onto the pulley hub. 3. Inspect the oil seal wear sleeve (1, Fig. 20) visually. Examine for wear, nicks and scratches. a. Remove the sleeve if any of the above conditions exist. b. Use a chisel to split the wear sleeve. BE CAREFUL NOT to damage the damper hub. c. Install a new sleeve as shown in Fig. 21, using tool No. 3004, depicted in Fig. 22. Figure 20. - Wear Sleeve on Vibration Damper (Three- Hole Damper Shown) 1. Wear sleeve Figure 21. - Wear Sleeve Installation (All Applications Similar) Figure 22. - Crankshaft Pulley Hub Wear Sleeve Installing Tool 1. Service Tool No. 3004 Inspect the Crankcase Front -Cover as follows: 1. Visually inspect the front cover for cracks and distortion. 2. Visually inspect the front plate for damage. 3. Replace any cover or plate which is damaged. CGES-185-3 PRINTED IN UNITED STATES OF AMERICA Page 11

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