61
Part Number
550-110-290/0219
CGt
GAS-FIRED WATER BOILER — Series 2 —
Boiler Manual
Item
number
Description
Weil-McLain
part number
1
End section, left hand, 51124
311-103-850
2
End section, right hand, 51128
311-103-821
3
Intermediate section, 51125
311-103-818
4
Intermediate section for tankless
311-103-840
not shown
Replacement section assembly
321-114-355
not shown
Section replacement kit, includes
seals and sealant for 1 joint
381-354-527
5a
5b
Tie rod, without nut
7/16” x 4.00” (Qty:3)
7/16” x 6.75” (Qty:3)
560-234-389
560-234-395
6
Washer, 7/16” (1 per tie rod)
562-248-684
7
Nut, 7/16” (1 per tie rod)
561-928-235
8
Radiation plate ( 1 per joint)
460-003-700
Item
number
Description
Weil-McLain
part number
9
Tankless heater
590-921-920
10
Gasket, tankless heater
590-317-584
11
Stud and nut assembly 3/8” x 1-1/8”,
qty:10
560-340-577
12
High limit, 30° differential, with well
Honeywell: L4080D-1036
White-Rodgers: 11B81-3
510-312-250
13
Tankless heater low limit, 8°
differential, with well
Honeywell: L4080D-1044
510-312-152
14
Collector hood and transition
assembly
450-020-497
15
Inducer fan assembly kit, includes:
inducer fan assembly, gasket and
nuts
381-354-587
16
Gasket, inducer
590-317-627
Replacement parts — section assembly
13
Figure 35 Section assembly