Engine - Piston Cooling Valve Replacement
S40/V402000
Section
2
Group
22
No.
0005
Year
00
Month
11
Reference:
This Service Bulletin replaces the previous Service Bulletin 220005 from December 1999, which should be discarded.
Purpose:
New time allowance
Piston cooling valve, replacement
Background
Oil cooling of the pistons has been introduced for all Volvo manufactured gasoline engines. This Service Bulletin describes how to replace the piston cooling valve.
Materials
Replacement of the piston cooling valves
Piston cooling valves, replacement
1
Removing the timing belt/mechanical timing belt tensioner
Remove the timing belt, see VADIS.. Function group 2. Repair/Removal, replacement and installation, Section 21 Engine.
Remove the timing belt tensioner. Remove the idler pulley. Remove the screw securing the inner timing cover to the cylinder head.
Raise the car. Continue with VADIS method:
Remove the vibration damper, see VADIS: Function Group 2. Repair/Removal, replacement and installation, Section 22 Lubrication and oil system, Replacing components.
2
Removing components
Remove:
- the two screws (1) securing the inner timing cover to the cylinder block.
- the lower belt guard at the oil pump housing. Press the inner timing cover off the flange around the coolant pump. Start at the lower edge of the pump. Hold the cover out of the way. Remove the piston cooling valve (2) and the seal washer.
3
Installing components
Install:
- a new piston cooling valve (2) with a new seal washer. Tighten to 35 Nm (26 ft.lb).
- the inner timing cover. First press the cover into place over the flange at the top of the coolant pump. Then press the remaining section of the cover into place over the flange around the pump. Check that he cover is correctly positioned.
- the two screws (1) securing the inner timing cover to the cylinder block.
- the lower belt guard.
4
Installing the timing belt
Install:
- the screw securing the inner timing cover to the cylinder head.
- the idler pulley. Tighten to 25 Nm (18 ft.lb).
- the timing bell tensioner. Screw in the center screw by hand. Ensure that he fork on the tensioner centers above the cylinder block rib. Check that the Allen hole on the eccentric is at "10 O'CLOCK".
- the vibration damper. see VADIS:
Continue with the method in VADIS: from and including the section installing the timing belt.
WARRANTY STATEMENT: Claims may be submitted under the New Car Warranty when there is a documented customer complaint, using claim type 01.