Williamson-Thermoflo GWC-070 Manual page 94

GWC -
gas fired water boiler
Replacement parts
Trim assembly
Figure 99
Item Description
number
1 System circulator, Taco 007
2 Bypass circulator, Taco 007
3 Circulator gasket, Taco 110-339
Manifold, casting/circulator kit, includes water manifold, circulator gasket (Taco
4
110-339) (2), square cut seal (manifold to casting)
Return manifold, recuperator/circulator kit, includes water manifold, circulator
5
gasket (Taco 110-339) (1), diamond gasket
6 Square cut seal gaskets, casting, 2.31"
7 Diamond flange gasket
Supply manifold kit, includes water manifold, circulator gasket (Taco 110-339) (1),
8
square cut seal (manifold to casting)
9 Coin-operated air vent, 1/8" NPT
10 Wiring harness, circulators to IBC
11 Return water temperature sensor and clip
12 Tee, 1" x 1" x ¾"
13 Bushing ¾" x ¼"
14 Temperature and Pressure Gauge, 1/4" NPT
15 30 PSIG Relief Valve
16 Nipple, NPT — ¾" x 3"
17 Block temperature limit switch
18 Limit control without well, 200 °F maximum setpoint
19 Limit control well, ½" NPT
20 Drain valve, ¾" NPT
94
— Boiler Manual
(continued)
Williamson-
Thermoflo
part number
511-405-113WT
511-405-113WT
590-317-543WT
382-200-720WT
382-200-721WT
572-800-011WT
590-317-535WT
382-200-722WT
570-148-565WT
591-391-824WT
511-330-089WT
Obtain locally
Obtain locally
380-000-000
511-546-920WT
Obtain locally
382-200-375WT
382-200-719WT
592-300-017WT
511-546-392WT
Part number 550-142-056/0411