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KHP Series Regulators
Maintenance Instructions
Kit Contents
Seat retainer
Body seal
Inlet Filter
Note: Kits for regulators with a self-vent contain a
self-vent poppet and self-vent poppet spring.
Symbols
Discard
Seat
Piston seal backup ring
Lubricant
MS-LT-WL8
Lightly lubricate
Poppet
Piston seal
Self-vent poppet
Self-vent poppet spring
Poppet spring
Self-vent seat
Self-vent seat retainer
Poppet damper
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Table of Contents
Related Manuals for Swagelok KHP Series
Summary of Contents for Swagelok KHP Series
- Page 1 KHP Series Regulators Maintenance Instructions Kit Contents Seat retainer Seat Poppet Poppet spring Poppet damper Body seal Piston seal backup ring Piston seal Self-vent seat Self-vent seat retainer Inlet Filter Lubricant MS-LT-WL8 Note: Kits for regulators with a self-vent contain a self-vent poppet and self-vent poppet spring.
- Page 2 129 ft·lb (175 N·m, 17.8 m·kg) Body cap Hex key 1/8 in. or 3 mm Vent screw Needle-nose pliers Knob handle retainer Swagelok Tools Available Vent retainer tool Poppet retainer Piston assembly bar Piston Filter insertion tool — Inlet filter Filter pick tool —...
- Page 3 Exploded View Cover Handle retainer Thrust roller bearing Handle Stem Upper Upper spring spring button button Stem nuts screw Vent screw Vent screw spring Range spring Body cap Lower spring Vent rod button Seat retainer Piston guide Seat Piston seal backup ring Body seal Piston seal Poppet...
- Page 4 WARNING 4. Remove the body cap from the body. Note: The vent rod, range spring, and lower spring Before removing a regulator from the system for button (self-vent only) may fall from the body cap. Set service, you must aside for later use. •...
- Page 5 7. For regulators with a self vent, remove the self-vent 10. Loosen the seat assembly. poppet spring and the self-vent poppet. For all NOTICE regulators, remove the self-vent seat from the piston Be careful not to scratch the inside of the body. guide.
- Page 6 Reassembly 17. Insert the inlet filter into the inlet port (marked ‘HP’) using the filter insertion tool. NOTICE NOTICE Ensure all parts and tools are free of debris or Do not insert the inlet filter with a sharp tool. damage. Damage to the filter could result.
- Page 7 20. Insert the piston into the piston guide. Lightly grip the 22. Place the range spring and the lower spring button into the body cap. Thread the body cap finger-tight into the piston guide in the vise and tighten the self-vent seat body in the inverted position.
- Page 8 (3.4 to 6.8 bar) to the LP port, tighten the vent screw until leakage is heard, and then loosen by one-half turn. Stem For additional information, see www.swagelok.com. Swagelok — TM Swagelok Company © 2010 — 2015 Swagelok Company October 2015, R3 MS-CRD-0140...
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