Maintenance – Flowserve MK35/2S User Manual

Page 14

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14

1. Take heed of note “Danger” on page 7.

2. Undo socket-head cap screws

J

and remove cover

A

from trap body

H

.

3. Completely unscrew regulator

R

.

4. Remove strainer

E

.

5. Remove old gasket

F

.

6. Clean body, internals and all gasket surfaces.

7. Apply heat-resistant lubricant to all threads and the seating surfaces of the nozzle

seat and the cover (use for instance WINIX

®

2150).

8. Insert new gasket

F

.

9. Install strainer

E

.

10. Screw in regulator

R

and tighten with a torque of 90 Nm.

11. Put cover

A

onto body

H

. Tighten socket-head cap screws

J

alternately and in

several steps to a torque of 35 Nm.

1. Take heed of the note “Danger” on page 7.

2. Undo socket-head cap screws

J

and remove cover

A

from trap body

H

.

3. Remove fixing clamp

D

.

4. Remove capsule

C

and clean it. Unscrew capsule holder

B

.

5. Remove old gasket

F

and strainer

E

.

6. Replace capsule

C

in case of visible signs of wear or damage.

7. Clean body, internals and all gasket surfaces.

8. Apply heat-resistant lubricant to all threads and seating surfaces of the nozzle

seat and the cover (use for instance WINIX

®

2150).

9. Install strainer

E

, screw in capsule holder

B

and tighten with a torque of 90 Nm.

10. Position capsule

C

onto the capsule holder

B

and press evenly, such that the

capsule snaps into place.

11. Insert new gasket

F

.

12. Put cover

A

onto the body

H

. Tighten socket-head cap screws

J

alternately and

in several steps to a torque of 35 Nm.

Cleaning/exchanging capsule and capsule holder

Maintenance

GESTRA steam traps MK 35... do not require any special maintenance. However, if

used in new installations which have not been rinsed it may be necessary to check

and clean the regulator (nozzle seat, capsule and capsule holder) and the

strainer.

You can check steam traps MK 35... for steam loss during operation by using the

ultrasonic measuring unit VAPOPHONE

®

or the test unit TRAPtest

®

. Should you

detect any loss of live steam clean the trap and/or replace regulator.

Checking steam trap

n

Spanner A. F. 24 mm to DIN 3113, form B

n

Key for hexagon socket screws A. F. 8 mm to DIN 7422

n

Torque spanner 20 – 100 Nm to DIN ISO 6789

Cleaning/exchanging strainer

Tools

WINIX

®

2150 is a registered trademark of WINIX GmbH, Norderstedt

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