Install Instructions

Replacement ttings
Code
Description
Tailpiece
all ports (3)
Inlet Check
Valve
Assembly (2)**
Outlet
adapter with
Temperature
Gauge**
Union
nuts (3)
Union
washers
(3)
523160A
1" MNPT union
NA10009
NA10366 NA10476
R31589 R50057
523168A 1" Sweat union 31554 FD
523170A 1-1/4" MNPT union R41660
523178A 1-1/4" Sweat union 41787 CST
523177A
1-1/4” Sweat union
with outlet temp. gauge*
41787 CST
(2 only)
R31589
(2 only
- 177A)
R50057
(2 only -
177A)
523180A 1-1/2” MNPT union 41371A
NA10367 NA10461 R51838 R50060
523188A 1-1/2” Sweat union 41788 CST
523190A 2” MNPT union 41372A
523198A 2” Sweat union F0000496
* Replacement outlet mixed temperature gauge adapter complete with outlet tailpiece, union nut and gasket, and
temperature gauge (30-210°F), code NA10315.
**Field installed only
Replacement parts
Point of distribution mixed
temperature gauge adaptor fits
high flow 5231 series mixing
valves. Removable gauge fits into
temperature well.
Gauge dial is 2" diameter and
scale from 30—210º F.
Low-lead brass body.
Code Description Lbs
NA10315 1¼" sweat with gauge 0.5
NA10476 For 1” & 1 ¼” * 3.0
NA10476 For 1 ½” & 2” * 4.0
688003A Replacement gauge with pocket well 0.2
R39591 Replacement temperature gauge 0.2
Inlet check valve assembly for
mounting on inlet union tail pieces
of 5231 mixing valves. Stainless
steel body, acetal plastic check
valve insert with NBR o-ring.
Code Description Open Pressure Lbs
NA10366 Check valve assembly 1” & 1¼" 0.23 psi 1.0
NA10367 Check valve assembly 1½" & 2" 0.20 psi 1.5
Replacement body.
Meets requirements of
ANSI/NSF 372-2011.
Certified to: ICC-ES listed to
ASSE 1017/CSA B125.3,
Low lead.
ASSE 1017
5231
Code Description Min. Flow (gpm) Cv Lbs
523179A 1½" union thread 4.4 7.6 5.0
523199A 2½" union thread 8.8 14.2 15.0
Includes no fittings or union nuts.
* Requires separately ordered union nut, tailpiece and
union washer. See replacement fittings table above.
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