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Part Number 550-142-300/0520
60
CGa Series 3 Gas-Fired Water Boiler — Boiler Manual
Item
number
Description Part number
Base assembly kit
(includes base panels
items 1, 2, 3, 4, 5, 6 and 7,
plus insulation, air box gaskets,
and hardware))
CGa-25
CGa-3
CGa-4
CGa-5
CGa-6
CGa-7
CGa-8
381-354-362
381-354-356
381-354-357
381-354-358
381-354-359
381-354-360
381-354-361
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 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 CGa-25
CGa-3
CGa-4
CGa-5
CGa-6
CGa-7
CGa-8
450-003-742
450-003-736
450-003-737
450-003-738
450-003-739
450-003-740
450-003-741
9 Base insulation kit
(included insulation for all base
parts above plus gasket material
needed between block assembly
and base)
CGa-25
CGa-3
CGa-4
CGa-5
CGa-6
CGa-7
CGa-8
381-354-518
381-354-518
381-354-518
381-354-518
381-354-519
381-354-519
381-354-519
10 Boiler leg kit 590-424-253
11 Manifold CGa-25
CGa-3
CGa-4
CGa-5
CGa-6
CGa-7
CGa-8
591-126-615
591-126-616
591-126-617
591-126-618
591-126-619
591-126-556
591-126-557
12 Main burner orice – Natural gas, sea level
Main burner orice – Natural gas, sea level
560-528-997
560-528-998
13 Burner, stainless steel 512-200-077
14 Burner with pilot 512-200-078
15 Screw, 10-32 x
.
0.38 STP type D hex, washer
head slot
available at
local supply
house
16 Rollout thermal fuse element 512-050-230
Replacement parts — base
12c
Figure 32 Base assembly, manifold, orifices and burners
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