Flowserve MX Limitorque Manuale Utente Scaricare il pdf (Pagina 72)

Limitorque MX Maintenance and Spare Parts FCD LMENIM2314-00 – 07/08

4.10.1 Removal

First Remove

1. Remove actuator from mounting adapter.

2. Drain oil.

3. Remove motor (subassembly #4). (See Section 4.1.1.)

STEP 1

c

WARNING: Potential to operate while dangerous mechanical parts are exposed during

subassembly removal. To prevent injury, turn off all power sources to actuator before

removing worm shaft assembly. Power sources may include main power or control

power.

Remove the four screws (#3-9) that secure the

worm shaft cap (#3-2) to the actuator housing.

3-9

3-2

STEP 2

NOTE: The inboard bearing (#3-5 for MX-05, -20, -85, -140, and -150), at the end of the worm

shaft (#3-1) should remain in the actuator housing. If it falls out while removing the worm shaft

assembly, ensure it is replaced during remounting process.

Withdraw the complete worm shaft assembly

from the actuator housing, turning/rotating it

if necessary to free the worm from the worm

gear. Note the O-ring (#3-7) that is on the worm

shaft assembly. Replace at remounting.

3-7

(located

behind

flange)

3-1

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Flowserve MX Limitorque Manuale Utente Pagina 72