E 250 3/4 Ton Van V8-5.4L CNG VIN M (1997)
Timing Cover: Service and Repair
Installation
CAUTION: Timing chain procedures must be followed exactly or damage to valves and pistons will result.
1. Compress the tensioner plunger, using an edge of a vise.
CAUTION: Do not compress the ratchet assembly. This will damage the ratchet assembly.
2. Using a small screwdriver or pick, push back and hold the ratchet mechanism.
3. While holding the ratchet mechanism, push the ratchet arm back into the tensioner housing.
4. Install a paper clip into the hole in the tensioner housing to hold the ratchet assembly and plunger in during installation.
