Operating instructions

Monthly Maintenance

5.9 Safety Valve

To check the function of the safety valve, increase the pressure on the

purge gas regulator.

The safety valve must open at:

2bar – 6 and 8inch Bond Chamber

1,3bar – 12inch Bond Chamber

Adjusting the safety valve (only Safety valve SS-RL3M4F4-RT2,1bar

SS – 10008714; 6 and 8inch Bond Chamber):

1) Set the pressure on the purge gas regulator to 2,1bar

Figure 114

2) Rotate the cap nut until pressure is released from the baffle

3) Rotate the cap nut back until no pressure is released

4) Lock the cap nut

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