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KCP Series Regulators
Maintenance Instructions
Kit Contents
Seat
Piston guide seal
High pressure kits
only
(over 250 psig
[17.2 bar])
Tools Required
Tool
Socket
Crow's foot
Open-ended wrench
Torque wrench
Filter insertion tool
Filter pick tool
WARNING
Before removing a regulator from the system
for service, you must
•
depressurize system
•
p urge the system to remove any residual
system media left in the regulator.
Seat retainer
Inlet Filter
Lubricant (with MSDS)
Size
5/16 in.
1 1/4 in.
1 1/4 in.
Capable of
11.2 ft·lb (15.2 N·m, 1.6 m·kg)
Capable of
25 ft·lb (33.9 N·m, 3.5 m·kg)
Swagelok Tools Available
—
—
Poppet spring
Poppet
Component
Seat retainer
Body cap
Body cap
Seat retainer
Body cap
Inlet filter
Inlet filter
Piston seal
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Summary of Contents for Swagelok KCP Series
- Page 1 KCP Series Regulators Maintenance Instructions Kit Contents Seat Piston seal Seat retainer Poppet spring Poppet Piston guide seal Inlet Filter High pressure kits Lubricant (with MSDS) only (over 250 psig [17.2 bar]) Tools Required Tool Size Component Socket 5/16 in. Seat retainer Crow’s foot...
- Page 2 Poppet spring Cap assembly / handle Over 375 psig regulators Note: If your regulator assembly is used on a Swagelok Lower spring MPC substrate, proceed to step 9. button 8. Remove the inlet filter from the inlet port (marked ‘HP’) using the filter pick tool.
- Page 3 Reassembly 14. Lightly lubricate piston seal(s) and install onto piston. For the high pressure piston, press the CAUTION second seal onto the piston guide from the concave Ensure all components are free of debris or side. damage or leakage could result. High pressure Low pressure 9. Fit the seat into the seat retainer until flush. Lightly lubricate the threads only.
- Page 4 18. Thread body cap assembly onto body. Tighten to 25 ft·lb (33.9 N·m, 3.5 m·kg). Note: If your regulator assembly is used on a Swagelok MPC substrate, proceed to step 20. 19. Insert inlet filter in the inlet port (marked ‘HP’) using the filter insertion tool.
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