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TORQUE-TO-YIELD FLANGED-HEAD CAP SCREWS--GRADE 180 MARKED "SPECIAL"
COMPLETE FINAL ASSEMBLY OF INJECTION PUMP SIDE OF ENGINE

Technical Manual For Hydraulic Excavator Model 330Lcr 2
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TM 5-3805-281-24-2
Cylinder Head and Valves
IMPORTANT: Cap screws MUST NOT be tightened
more than a total of 270 5.
RG,RG34710,1103
1923OCT972/2
INSTALL ROCKER ARM ASSEMBLY
1. Install push rods in holes from which removed.
2. Install wear caps on valve stem tips, make certain caps
rotate freely on valve stems.
Installing Push Rods and Caps
RG,RG34710,1104
1923OCT971/2
3. Make sure spring pin (A) engages with hole (B) in
shaft.
4. Install shaft clamps and all six cap screws. Tighten cap
screws to 75 Nm (55 lb-ft).
5. Adjust engine valve clearance. (See CHECK AND
ADJUST VALVE CLEARANCE, earlier in this group.)
Installing Rocker Arm Assembly
RG,RG34710,1104
1923OCT972/2
11-133


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