8.1.14. Hydrovalve case

Below the working procedures on the diesel engine are stated.

Removal


PERFORMANCE ORDER
1. Weaken on an air hose a collar (90/1).
2. Remove a vacuum hose (100a) from the membrane mechanism of a vacuum advancing of ignition of the hydrovalve (100).
3. Unhook connecting draft (200) on the hydrovalve.
4. Unscrew two bolts (60/2) and displace the valve of system of recirculation of exhaust gases (60) aside.
5. Unscrew three bolts (105/1).
6. Extend the hydrovalve case (105a) from a cross pipe of the air filter.

Installation

PERFORMANCE ORDER
1. Check a sealing ring of a round profile for damage, if necessary replace it.
2. Push in a cross pipe of the air filter the hydrovalve case together with sealing rings of a round profile. For this purpose weaken bolts of the holder of a cross pipe of the air filter and then again tighten.
3. Screw the hydrovalve case.
4. Screw the valve of system of recirculation of exhaust gases.
5. Hang connecting draft on the hydrovalve.
6. Spread a vacuum hose.
7. Spread an air hose and record it a collar.