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Torques

Retroﬁtting  continued 

All torques indicated in the table are based at a room temperature of 20 °C.

Mounting the forkhead (hand lever for emergency operation)

1. Align and ﬁt forkhead

T together with hexagonhead cap screw 4 to the pressure plate V. Tighten

the hexagonhead cap screw

2 with a torque of 20 Nm. Fig. 4

2. Fit hand lever for emergency operation

2, operate intermittent valve for removing boiler sludge.

3. Remove hand lever for emergency operation

2 immediately after operation.

Tools

■ Spanner A. F. 16 mm, DIN 3113, Form B

■ Spanner A. F. 17 mm, DIN 3113, Form B

■ Spanner A. F. 41 mm, DIN 3113, Form B

■ Torque spanner 20  120 Nm, ISO 6789

Item

Intermittent valves for removing boiler sludge Torques [Nm]

MPA 46, MPA 47 120

MPA 46, MPA 47 20

PA 46, PA 47, MPA 46, MPA 47 20

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Flowserve PA46 Bedienungsanleitung Seite 28