Overheat Thermostat Removal; Pressure Sensor Removal; Pressure Relief Valve Removal; Replacing The Gas Valve - Worcester GR8300iW 30 S Installation And Maintenance Instructions Manual

Replacement parts
9.2

Overheat thermostat removal

▶ Remove two electrical connectors from thermostat.
▶ Unscrew [1] the sensor [2].
1
Fig. 97 Removing overheat thermostat
9.3

Pressure sensor removal

1.
▶ Open the cover  Fig. 53.
▶ Remove the condensate trap  Fig. 89.
▶ Pull the spring forward [1].
▶ Remove the pressure sensor[2].
62
2
0010019116-001
2.
0010023621-001
9.4

Pressure relief valve removal

1.
2.
3.
▶ Open the cover  Fig. 53.
▶ Remove the condensate trap  Fig. 89.
▶ Pull the spring up [1].
▶ Press the PRV Pipe down lightly [2].
▶ Remove the Pressure relief valve [3].
9.5

Replacing the gas valve

▶ Close the gas isolator.
1. Unscrew the bayonet connection.
2. Unscrew the union nut.
3. Remove the gas pipe.
1.
Fig. 98 Removing the gas pipe
Greenstar 8000 Life – 6720883858 (2019/02)
4.
0010023622-001
3.
2.
0010017782-001