Remove
- 1. Remove piston with con-rod
Important. Do not damage the piston and con-rod. Use protective jaws
- 2. Detach piston from con-rod • Clamp piston (1) with con-rod (3) in vice • Remove 2x remaining ring (2) from piston pin • Remove piston pin (4) – Slide piston pin manually out of piston and con-rod • Remove piston
Install
Important. When assembling the piston and con-rod, note the cutout in the piston (2) and identification mark (1) on the con-rod
- 3. Attach piston to con-rod • Slide piston pin into piston • Set piston with piston pin on con-rod • Slide piston pin through eye in con-rod into piston
Note. Moisten piston pin with engine oil
Note. The grooves for the piston pin retaining rings must be visible.
- 4. Insert 2x piston pin retaining ring in piston
Note. Ring gap must be positioned in the area of dimension I (maximum 30° )
- 5. Set piston ring gap
Note. Displace piston ring gap by 120° .
- 6. Remove piston with con-rod from vice
- 7. Install piston with con-rod