Kit Contents
Replacement Kit:
· Handle
· Roll pin
· Plug
· O-rings (3)
· Snap ring
Note: Brass plugs have green
PTFE coating, 316 SS
plugs have gray PTFE
coating.
Plug Valve Subassembly Replacement
and O-Ring Rebuild Instructions
O-ring Kit:
O-rings ( 3 total,
2 sizes)
It is recommended that a replacement
kit be used rather than a rebuild kit.
Insufficient lubrication, twisting of seals,
etc., can adversely affect performance.
Procedure
Before servicing any installed
valve, you must:
· depressurize system
· cycle valve
· purge the valve.
Replacement Kit Instructions
1. Remove snap ring using snap ring
pliers or similar tool, and discard.
See Fig 4. Turn handle to the open
position.
2. Lift up handle to remove old plug
and discard entire subassembly.
3. Clean body bore and lubricate
lightly with a silicone-based
lubricant.
4. Remove protective sleeve from new
plug. Insert plug straight down into
body. See Fig 3.
Note: Do not pinch O-rings between
body and plug.
5. Install snap ring with snap ring
pliers or similar tool. See Fig 4.
6. Test the valve for proper operation.
Large
O-rings
Small
O-ring
Fig 2
Roll pin
Plug
O-rings
(3 total,
2 sizes)
Snap ring
Fig 1
Handle
O-Ring Kit Instructions
1. Remove snap ring using snap ring
pliers or similar tool. See Fig 4.
Set aside. Turn handle to the open
position.
2. Lift up handle to remove plug,
remove the O-rings from the plug,
and discard O-rings. See Fig 3.
3. Clean body bore and lubricate
lightly with a silicone-based
lubricant. Also lubricate entire
surface of new O-rings with a
silicone-based lubricant. Install
O-rings on plug, with the larger two
around the top and bottom of the
plug, the smaller one on the side.
4. Insert plug straight down into body.
See Fig 3.
Note: Do not pinch O-rings between
body and plug.
5. Install snap ring with snap ring
pliers or similar tool. See Fig 4.
6. Test the valve for proper operation.
Step 2
Step 4
Fig 3
Fig 4
A Swagelok Pre-Engineered Subsystem Fast Loop Module
38
