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MS-INS-45-LL
CP Revision B
September, 1999
This document shows you how to install a latch lock handle on your existing 45 straight, 45 angle, 45L
and 45HL series valve, enabling you to lock the valve in the open or closed position, or lock
closed only position. These instructions apply only to STRAIGHT and ANGLE pattern valves.
WARNING: Before servicing any installed valve, you must
• depressurize the system
• cycle valve
WARNING: Residual material may be left in valve & system
straight, angle, L, HL, for lock open or closed
Y, YH, YHH pattern
Valve Preparation
1.) Note direction of old handle. Latch lock handle
must be installed pointing in the same direction
as the old handle. Loosen setscrew and remove
the existing 45 series style handle and handle
stop insert (if present).
Lock open or closed, or lock closed only service for
straight, angle, three-way, and four-way pattern valves
Kit contents
Detent Plate Identification
Detent Plate Identification
X, XHL pattern
Installation Instructions
45 series Latch Lock Handle
Suggested Tools
lock closed only
XH, XL pattern
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Summary of Contents for Swagelok 45 Series
- Page 1 XH, XL pattern Valve Preparation 1.) Note direction of old handle. Latch lock handle must be installed pointing in the same direction as the old handle. Loosen setscrew and remove the existing 45 series style handle and handle stop insert (if present).
- Page 2 Installation 1. Slide detent plate over stem with the word “TOP” facing up. Relief on bottom of detent plate fits over handle stop on valve. 2. Line up setscrew of latch-lock handle with stem flat (use large flat if stem has two flats) and install handle until it bottoms out on detent plate.
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