Cylinder Head and Valves Specification Rocker Arm Cover Hold-Down Cap Screws 1 —Torque 30 (22 lb-ft) ..................................................... 5. Install air intake cross-over tube and tighten connections securely. 02 020 2 1 Tighten center cap screw first, then tighten sides. RG,RG34710,60 –19–03NOV99–2/2 Clean and Inspect Crankcase Ventilation Assembly 1. Remove ventilation outlet tube from rocker arm cover (shown removed). NOTE: Ventilator assembly-to-rocker cover self-tapping cap screws have been replaced by flange head cap screws with pre-applied sealant. Discard old self-tapping cap screws and replace with new cap screws. RG10242 –UN–20JUL99 2.
Remove two cap screws securing ventilator assembly (B) to cover and remove. Crankcase Ventilation Assembly A—O-Rings B—Ventilator Assembly 3. Clean ventilator assembly in solvent and dry with compressed air. 4. Install ventilator assembly in reverse order of removal. Replace O-rings (A) as necessary. 5. Tighten ventilator assembly-to-rocker arm cover cap screws to specifications. Specification Crankcase Vent Baffle-to-Rocker Arm Cover Cap Screws—Torque 15 (11 lb-ft) (133 lb-in.) ................. 6. Install ventilator outlet tube onto elbow attached to rocker arm cover. CTM100 (06APR04) 02-020-2 P OWER T ECH 10.5 L & 12.5 L Diesel Engines RG,RG34710,61 –19–03SEP02–1/1 040604 PN=74