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4.5.15. Removal and installation of pistons

Removal

 PERFORMANCE ORDER

1. Turn off conrod covers and remove pistons together with rods.
2. Check bolts of fastening of conrod covers.
3. By means of the screw-driver remove a lock ring and a vypressuyta a piston finger.

Installation

 PERFORMANCE ORDER

1. If the piston is damaged, check a gap and an axial beating of piston rings.
2. Oil a piston finger and plugs of rods.
3. Install the piston so that the arrow was directed in the direction of the movement and blocking grooves (shooters) of a rod settled down outside.
4. Press a piston finger in the piston by hand.
5. Insert a lock ring into a flute.
6. Establish a tape for a staving of piston rings, and insert the piston into the cylinder shooters in the direction of the movement.
7. Establish conrod covers on rods on designations on them.
8. Turn a bent shaft and check ease of rotation.

Technical parameters

Piston gap
0.004-0.026 mm
Difference between the mass of the piston of each cylinder
8 g
Length of a piston finger
24.000 mm
Gap of landing of a piston finger in the piston
0.004-0.008 mm