Sprinter 3500 L5-2.7L DSL Turbo (2004)
Valve Spring: Service and Repair
VALVE SPRINGS
REMOVAL
1. Disconnect negative battery cable.
2. Remove injectors.
3. Remove cylinder head cover.
4. Remove timing chain tensioner.
5. Remove front cover at cylinder head.
6. Remove top guide rail.
7. Remove camshafts.
NOTE: The timing chain must be held in up position so as not to jam during procedure.
8. Position piston of cylinder to be processed to DTC by rotating the crankshaft clockwise. DO NOT crank engine. DO NOT rotate engine backward.
CAUTION: Make sure the crankshaft lock is in position and properly secured for each cylinder being serviced. Failure to do so may result
in damage to the vehicle or personal injury.
9. Install crankshaft lock, special tool #8932.
10. Seal injector hole with adaptor # 9534 and retain with original tensioning claw.
11. Connect regulated air supply to special tool # 9534 and pressurize the cylinder to 5 bar (73 psi.).
WARNING: Valve springs and retainers must be kept in order of the cylinder they were removed.
NOTE: Using valve service tools #9307, screw retaining fork into threaded edge of cylinder head and position thrust piece vertically at top of each
exhaust valve spring retainer. Use the cam bearing cap threaded holes to position service tool for removal of intake valve spring retainers.
12. Compress valve spring (Fig. 25).
13. Remove valve collates (Fig. 25).