Install Instructions
Part Number 550-142-902/1016
CGi
GAS-FIRED WATER BOILER — SERIES 3 — Boiler Manual
63
Replacement parts — section assembly
12b
Figure 39 Section assembly
Item
number
Description Weil-McLain
part number
1 End section, left hand, 51124 311-103-851
2 End section, right hand 51128 311-103-821
3 Intermediate section, 51125 311-103-818
not
shown
Replacement
section
assembly
CGi-25 and CGi-3
CGi-4
CGi-5
CGi-6
CGi-7
CGi-8
321-114-330
321-114-331
321-114-332
321-114-333
321-114-334
321-114-335
not
shown
Section replacement kit, includes
seals and sealant for 1 joint
381-354-527
4
Tie rod, M⁄zn”
without nut (3
per boiler):
CGi-25 and CGi-3
CGi-4
CGi-5
CGi-6
CGi-7
CGi-8
560-234-500
560-234-501
560-234-502
560-234-503
560-234-504
560-234-505
5
Nut, M⁄zn” (2 per tie rod)
561-928-235
Item
number
Description Weil-McLain
part number
6
Washer, M⁄zn” (1 per tie rod)
562-248-684
7 Radiation plate (1 per joint) 460-003-700
8 Collector hood and
transition assembly
CGi-25
CGi-3
CGi-4
CGi-5
CGi-6
CGi-7
CGi-8
381-354-594
381-354-595
381-354-596
381-354-597
381-354-598
381-354-599
381-354-600
9
Boiler Temperature
Sensor
Weil-McLain 381-356-577
10 Inducer fan assembly kit, includes
inducer fan assembly, gasket and
nuts
381-356-499
11 Gasket, inducer 590-317-627