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KFB Series Regulators
Maintenance Instructions
Kit Contents
Diaphragm
Tools Required
Tool
Vise
Socket
Torque wrench
Large cap ring spanner
NOTE:
See Pressure Regulators, MS-02-230, for tool kit ordering information.
Symbols
Discard
Seat retainer
Size
-
18 mm
11/16 in. or 17 mm
Capable of
236 ft·lb (320 N·m, 32.7 m·kg))
Tool Kit
2 7/8 in. or 73 mm
Lightly lubricate
Retainer seal
Component
Body
Seat retainer
Antitamper nut
Seat retainer,
Cap ring
Cap ring
Seat
MS-LT-WL8
Lubricant
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Table of Contents
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Summary of Contents for Swagelok KFB Series
- Page 1 KFB Series Regulators Maintenance Instructions Kit Contents Seat Lubricant Diaphragm Seat retainer Retainer seal MS-LT-WL8 Tools Required Tool Size Component Vise Body Socket 18 mm Seat retainer 11/16 in. or 17 mm Antitamper nut Torque wrench Capable of Seat retainer, 236 ft·lb (320 N·m, 32.7 m·kg))
- Page 2 Exploded View Cover Stem nut Handle Stem Spring button Spring stabilizer Cap ring Range spring Stop plate Diaphragm Body cap Seat Seat retainer Body Retainer seal...
- Page 3 Loosen and remove the seat assembly. Discard the seat, WARNING seat retainer, and the retainer seal. Before removing a regulator from the system for NOTICE service, you must Be careful not to scratch the inside of the body. • depressurize system Leakage could result.
- Page 4 Tighten facing towards the body. the nut to 13 ft·lb (17.5 N·m, 1.8 m·kg). Diaphragm Large leading convolution Body For additional information, see www.swagelok.com. Swagelok — TM Swagelok Company © 2010-2019 Swagelok Company March 2019, RevC MS-CRD-0133...
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