Type EZR
23
5. Install plate (key 29) and screw (key 31).
Perform this procedure only if O-rings are leaking.
Key numbers are referenced in Figure 22.
1. Unscrew the groove valve (key 22) and retainer
(key 23) just enough to loosen them, but do not
completely separate.
2. As shown in Figure 14, push on the retainer
(key 23) to push the groove valve (key 22) out of
the body (key 21), then complete disassembly.
3. Replace the groove valve O-rings (key 24) if
necessary, being sure to lightly apply lubricant to
the replacement O-rings before installing them in
the groove valve and retainer.
4. Install the groove valve (key 22) into the same
side of the body where the scale appears. Install
the retainer into the opposite side of the body, and
tighten until both are secure.
5. When all maintenance is complete, refer to
the Startup and Adjustment section to
put the regulator back into operation.
When corresponding with your local Sales Ofce about
this equipment, reference the equipment serial number
or FS number found on a nameplate attached to the
bonnet. When ordering replacement parts, reference
the key number of each needed part as found in
the following parts list. Separate kit containing all
recommended spare parts is available.
Parts Kits
Diaphragm Cartridge and O-rings (Included are keys 5,
6, 8, 9, 10, 11, 13, 14, 16, 18, 28, 66, 67, 70, and 121)
NPS 1 and 1-1/4 x 1 (DN 25 and 32 x 25)
17E68 Nitrile (NBR) 10C0502X032
17E97 Nitrile (NBR) REZRX00CS12
17E88 Fluorocarbon (FKM) 10C0502X052
NPS 2 x 1 (DN 50 x 25)
17E68 Nitrile (NBR) 10C0502X042
17E97 Nitrile (NBR) REZRX00CS92
17E88 Fluorocarbon (FKM) 10C0502X022
NPS 2 (DN 50)
17E68 Nitrile (NBR) 18B5959X012
17E97 Nitrile (NBR) 18B5959X022
17E88 Fluorocarbon (FKM) 18B5959X062
NPS 3 (DN 80)
17E68 Nitrile (NBR) 18B9884X022
17E97 Nitrile (NBR) 18B9884X032
17E88 Fluorocarbon (FKM) 18B9884X072
NPS 4, 6 x 4, 8 x 4 (DN 100, 150 x 100, 200 x 100)
17E68 Nitrile (NBR) 18B8508X022
17E97 Nitrile (NBR) 18B8508X032
17E88 Fluorocarbon (FKM) 18B8508X072
NPS 6, 8 x 6, 12 x 6 (DN 150, 200 x 150, 300 x 150)
17E97 Nitrile (NBR) REZRX00CS62
17E88 Fluorocarbon (FKM) 19B2840X042
NPS 8 (DN 200)
17E97 Nitrile (NBR) REZRX00CS82
Diaphragm and O-rings (Included are
keys 6, 8, 9, 10, 13, 14, 18, 28, and 70)
NPS 1 (DN 25)
17E68 Nitrile (NBR) 19B2412X022
17E97 Nitrile (NBR) REZRX000S12
17E88 Fluorocarbon (FKM) 19B2412X072
NPS 2 x 1 (DN 50 x 25)
17E68 Nitrile (NBR) 19B2412X062
17E97 Nitrile (NBR) REZRX000S92
17E88 Fluorocarbon (FKM) 19B2412X052
NPS 2 (DN 50)
17E68 Nitrile (NBR) 18B5952X012
17E97 Nitrile (NBR) 18B5952X022
17E88 Fluorocarbon (FKM) 18B5952X062
NPS 3 (DN 80)
17E68 Nitrile (NBR) 18B9885X022
17E97 Nitrile (NBR) 18B9885X032
17E88 Fluorocarbon (FKM) 18B9885X072
NPS 4, 6 x 4, and 8 x 4
(DN 100, 150 x 100, and 200 x 100)
17E68 Nitrile (NBR) 18B8507X022
17E97 Nitrile (NBR) 18B8507X032
17E88 Fluorocarbon (FKM) 18B8507X072
NPS 6, 8 x 6, and 12 x 6
(DN 150, 200 x 150, and 300 x 150)
17E97 Nitrile (NBR) REZRX000S62
17E88 Fluorocarbon (FKM) 19B2837X042
NPS 8 (DN 200)
17E97 Nitrile (NBR) REZRX000S82
1 Valve Body See Table 14
2 Bonnet Assembly
NPS 1 and 1-1/4 x 1 (DN 25 and 32 x 25) bodies 39B2403X022
NPS 2 x 1 and 2 (DN 50 x 25 and 50) bodies 38B2122X022
NPS 3 (DN 80) body 38B5963X022
NPS 4, 6 x 4, and 8 x 4
(DN 100, 150 x 100, and 200 x 100) bodies 38B2133X022
NPS 6, 8 x 6, and 12 x 6
(DN 150, 200 x 150, and 300 x 150) bodies 49B0355X022
NPS 8 (DN 200) body GE18697X022
3 Cap Screw
NPS 1 and 1-1/4 x 1
(DN 25 and 32 x 25) bodies (4 required) 1R281124052
NPS 2 x 1 or 2 (DN 50 x 25 or 50) body (8 required) 1A453324052
NPS 3 (DN 80) body (8 required) 1A454124052
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