Williamson Series 2 Manual page 42

GWI Series 2 Gas-Fired Water Boilers – Boiler Manual
13 Replacement parts
Figure 25 Base assembly, manifold, orifices and burners
The boiler contains ceramic fiber and fiberglass materials. Use care when handling these materials per instructions on
page 48 of this manual. Failure to comply could result in severe personal injury.
42
continued
Item Description
number
Base assembly kit
(includes base panels items
1, 2, 3, 4, 5, 6, and 7, plus
insulation, air box gaskets,
and hardware)
Base side panel (in Base assembly)
1
Base front cross-tie assembly (in Base assembly)
2
Base back cross-tie assembly (in Base assembly)
3
Access panel (in Base assembly)
4
Base pan angle, left side (in Base assembly)
5
Base pan angle, right side (in Base assembly)
6
Base pan (in Base assembly)
7
Burner rest (in Base assembly)
8
Base insulation kit
9
(includes insulation for all
base parts above plus gasket
material needed between
block assembly and base)
Boiler leg kit
10
Manifold
11
Main burner orifice, sea level
12
13 Burner, stainless steel
Burner with pilot bracket
14
(not shown)
Screw, 10-32 x STP type D hx, washer head slot ZP
15
3/8
Rollout thermal fuse element
16
Part number
GWI-047 & GWI-063
381-354-800WT
GWI-095
381-354-801WT
GWI-127
381-354-802WT
GWI-158
381-354-803WT
GWI-190
381-354-804WT
GWI-047 to GWI-127
381-354-518WT
GWI-158 & GWI-190
381-354-519WT
590-424-252WT
GWI-047
591-126-615WT
GWI-063
591-126-616WT
GWI-095
591-126-617WT
GWI-127
591-126-618WT
GWI-158
591-126-619WT
GWI-190
591-126-556WT
Natural gas 560-528-997WT
Propane gas 560-528-998WT
512-200-077WT
Natural gas 512-200-078WT
Propane gas
512-200-079WT
available at local
supply house
512-050-230WT
Part Number 550-142-785/0812