Flowserve AK 45 - Manual (Page 13)


. Observe the danger note on page 4!
. Unscrew body screws
A and take the cover E off the body I, Fig. 2
. Remove and clean valve insert F.
4. Unscrew sealing plug L and strainer J.
5. Clean body, internals and all gasket surfaces.
6. Clean seating surfaces of body and cover.
7. Apply heat-resistant lubricant to all threads, seating surfaces of the valve insert and of the cover
(e. g. WINIX ® 50).
8. Screw in valve insert F, applying a torque of 90 Nm.
Replace gasket H only if there are visual signs of damage.
9. Replace gasket K if there are visual signs of damage.
0. Put cover on valve body. Tighten body screws evenly with 25 Nm.
. Mount sealing plug L together with strainer J and tighten with 120 Nm.
Maintenance
The GESTRA Condensate Drain Valve AK 45 requires no special maintenance.
However, if used in new installations which have not been rinsed it may be necessary to inspect and
clean the trap.
Clean drain valve
WINIX ® 50 is a registered trademark of WINIX GmbH, Norderstedt
Operation
The default factory setting of the valve ensures that the AK 45 closes when the steam pressure
reaches 0.8 bar. For other settings/closing pressures please contact GESTRA AG.
Tools
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Spanner 6 mm A.F., DIN , Form B
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Spanner  mm A.F., DIN , Form B
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Torque spanner 0-0 Nm, DIN ISO 6789
AK 45