Renault Laguna III Manual page 2343

MECHANICAL COMPONENT CONTROLS
Brake servo non-return valve: Removal - Refitting
V4Y or V9X
V9X
a Disconnect the non-return valve pipe (3) from the
vacuum pump.
a Remove the non-return valve.
REFITTING
I - REFITTING PREPARATION OPERATION
a Check the condition of the sealing washer and the
non-return valve.
a Replace any faulty parts.
II - REFITTING OPERATION FOR PART
CONCERNED
a Refit the non-return valve.
V4Y
a Connect the non-return valve pipe to the intake dis-
tributor.
V9X
a Connect the non-return valve pipe to the vacuum
pump.
a Connect the non-return valve to the brake servo.
III - FINAL OPERATION
a Refit:
- the air filter unit (see Air filter unit: Removal - Re-
fitting) (12A, Fuel mixture),
- the engine cover.
138339
37A-9
37A