
Installation Instructions
Latch Valve Extension Kit

The Latch Valve Extension Kit allows you to alter a Latch Valve Assembly to accommodate a 1-1/4” to 2” wall thickness.
Latch Valve Extension Kits shall be cleaned and degreased for medical gas services, factory assembled and tested.
Kit Contents
Model Number: O-FASC-EXT-KIT
Item Quantity Description
1
2
3
4
5
6
7
8
9
1
1 3/8" [9.525 mm] Stand-O Filler Frame
2 Indexing Pin Extensions
3 #6-32 x 3", Phillips Flat Head Screw
2 #6-32 x 7/16", Phillips Flat Head Screw
2 #6-32 Keps Nut
1 1/16" Hex Allen Key Wrenc
2 #6-32 x 3/8" Set Screw (already install in, extension assembly
2 #6-32" x 1/8" Set Screw (already install in, indexing pin assembly)
Extended Adaptor with Seal
Required Tools:
Tape Measure
Philips Type Screw Driver
2 Amico Pipeline

Step 1: Preparation
*Measure wall depth from outlet rough-in to nished wall
surface (Figure 1)
* If wall depth is between 1-1/4” [31.75mm] and 1-3/4”
[44.45mm], the 3/8” [9.525mm] ller frame will be required
for proper installation.
* If wall depth is over 1-3/4” [44.45mm] discard the 3/8”
[9.525mm ller frame.
Figure 1
Assemble 3/8” Filler Frame and Trim Plate.
*Using the two #6-32 x 7/16”screws and the two #6-32 Keps
nuts provided, assemble the trim plate onto the Filler Frame.
(Figure 2, 3 & 4)
Figure 2
Figure 3
Figure 4
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Step 2: Assemble Extension Adapter to Latch Valve
*Install and push the Extension Adapter fully, onto the
barrel of the Front Latch Assembly (Figure 5).
Figure 5
*Tighten the two set screws with the provided 1/16” Hex
Allen Key (Figure 6).
Step 3: Assemble Indexing Pin Extension to Latch Valve
*Slide indexing pin extensions fully onto latch valve
indexing pins (Figure 7)
*Tighten set screws with provided 1/16” Hex Allen Key
*(Figure 8)
Note: Indexing pin extensions must not protrude more
Figure 6
Figure 7
than ¼” beyond the end of the Extension Adapter.
4 Amico Pipeline
Figure 8

Step 4: Mounting Screws
*Replace existing Latch Valve screws with #6-32 x 3” screws
provided in the kit. (Figure 9)
Figure 9
* Completed Latch Valve Assembly should appear as shown
(Figure 10)
Step 5: Install completed Extended Latch Valve Assembly
with complete Trim Plate Assembly to the rough-in. (Figure
11)
Figure 10
Figure 11
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Extension Valve Adapter Repair Components
3
2
1
6 Amico Pipeline
Model Number: O-RK-BAK-EXT
Item Part Number Description
1
2
3
O-X-BAK-RETAI
H-WASH-895-SS Washer
O-X-BAK-SEAT Seat/Seal
Retaining Ring

www.amico.com
Amico Pipeline | www.amico.com
85 Fulton Way, Richmond Hill
Ontario, L4B 2N4, Canada
71 East Industry Court, Deer Park
NY 11729, U.S.A
Toll Free Tel: 1.877.264.2697
Toll Free Fax: 1.866.440.4986
Tel: 905.763.7778
Fax: 905.763.8587
Email: info@amico.com
APEINSTALINSTREXTLATVLV PRINTED NOV 2009