SERVICING AND SPARES
6 720 812 175 (2014/07)
49
27. CH PRESSURE RELIEF VALVE
▶ Remove the Hydraulic block from the boiler
(
1. Remove the spring clip from the Pressure relief valve housing.
2. Withdraw the pressure release valve (A) from its housing.
▶ To refit, follow the above in reverse.
▶ Ensure any seals that have been disturbed are renewed.
Fig. 94
2.
1.
A
6 720 812 175-25.1O