46
Part Number 550-142-320/0720
GWA
Series 3
Gas-Fired Water Boilers –
Boiler Manual
Figure 29
Base assembly, manifold, orifices and burners
14 Replacement parts
continued
Item
number
Description
Part number
Base assembly kit
GWA-038
GWA-067
GWA-100
GWA-133
GWA-166
GWA-200
GWA-233
381-354-355WT
381-354-356WT
381-354-357WT
381-354-358WT
381-354-359WT
381-354-360WT
381-354-361WT
1
Base side panel (in Base assembly)
2
Base front cross-tie assembly (in Base assembly)
3
Base back cross-tie assembly (in Base assembly)
4
Base access panel (in Base assembly)
5
Base pan angle, left side (in Base assembly)
6
Base pan angle, right side (in Base assembly)
7
Base pan (in Base assembly)
8
Burner rest (in Base assembly)
9
Base insulation kit
(included insulation
for all base parts
above plus gasket
material needed
between block
assembly and base)
GWA-038 to GWA-133
GWA-166 to GWA-233
381-354-518WT
381-354-519WT
10
Boiler leg kit
590-424-252WT
11
Manifold
GWA-038
GWA-067
GWA-100
GWA-133
GWA-166
GWA-200
GWA-233
591-126-615WT
591-126-616WT
591-126-617WT
591-126-618WT
591-126-619WT
591-126-556WT
591-126-557WT
12
Main burner orifice, sea level – Natural gas GWA-038
GWA-067 - GWA-233
Main burner orifice, sea level – Propane gas GWA-038
GWA-067 - GWA-233
560-529-104WT
560-528-997WT
560-529-115WT
560-528-998WT
13
Burner, stainless steel
512-200-077WT
14
Burner with pilot bracket (not shown)
512-200-078WT
15
Screw, 10-32 x ⅜ STP Type D Hex, washer
head slot ZP
available at
local supply
house
16
Rollout thermal fuse element
512-050-230WT