PSI HD 560001-R2 — Valve Adjustment

For the PSI HD 560001-R2.

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Procedure

1. 1. Loosen alternator bolts and remove fan belt.
2. 2. Remove bolts (4) from water pump pulley and remove water pump pulley.
3. 3. Remove driving pulley bolts and remove drive pulley.
4. 4. Remove six timing cover bolts and remove the timing cover.
5. 5. Turn the flywheel to align the dot mark on the cam timing pulley with the arrow mark on the rear cover. Cylinder # 1 will be at TDC.
6. 6. Adjust intake/exhaust valves on cylinder 1, intake valves on cylinder 2 and exhaust valve on cylinder 3.
7. 7. Turn cam timing pulley to 180° (number 4 will be at TDC).
8. 8. Adjust Intake/Exhaust valves on cylinder 4, exhaust valve on cylinder 2, and intake valve on cylinder 3.
9. 9. When the rocker arm is at its highest position, use a thickness gauge to check the clearance between the bottom of the adjustment screw and the end of the valve stem.
10. 10. Use the locking nut to lock the adjusting screw in place when the correct clearance is reached.

Source: manual:7610001-0.998L-Service-Manual.pdf. Figures and steps are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.