Cylinder Head and Valves
Valve Adjustment Sequence
CD30545
CD30845
–UN–19MAY98
–UN–28SEP04
05 21
later design
Earlier design
1. Adjust valve clearance on No. 1 and 2 exhaust valves and No. 1 and 3 intake valves. 2. Turn crankshaft 360° and reinsert timing pin.
Specification Valve clearance—Firing order ............................................................ 1-2-3 Rocker arm adjustment screw jam nut (Later design)-Torque ....................................... 30 N•m (25 lb-ft)
CD30549
A—Front of engine B—Exhaust valve C—Intake valve D—No. 1 piston at TDC compression stroke E—No. 1 piston at TDC exhaust stroke F—Rocker arm adjustment screw jam nut
–UN–16JUN98
3. Adjust valve clearance on No. 3 exhaust valve and No. 2 intake valve.
CD,CTM125,037 –19–09JUL04–1/1
CTM125 (22MAR06)
05-21
POWERTECH 2.9 L Diesel Engines 032306
PN=69