Williamson-Thermoflo GWC-070 Manual page 88

GWC -
gas fired water boiler
Replacement parts
Section assembly
Figure 93
Item Description
number
1 Block assembly, includes:
Front section, intermediate section, back section, square
cut seals — 2", silicone sealant, tie rods, tie rod nuts, tie rod
washers, blower flange gasket, igniter, igniter gasket, screws,
lock washers, studs, nuts
2 Front section replacement kit, includes front section, square
cut seals (4), silicone sealant, blower flange gasket, igniter
gasket, studs (13), nuts (13)
3 Intermediate section (also required Section replacement kit)
4 Back section (also required Section replacement kit)
Not Section replacement kit
shown
5 Tie rods
6 Base rail legs — (2) per boiler
7 Base rail brace — (2) per boiler
8 Blower housing support
9 Block temperature limit switch
10 Inspection port cover
11 Inspection port gasket
— Inspection port kit (includes cover and gasket)
12 Recuperator connection gasket
Stud, B\zn" – 18 x 1¼"
13
14 Hex nuts (4 each), B\zn" / lock washers (4 each), B\zn"
88
— Boiler Manual
(continued)
Model Williamson-Thermoflo
part number
070 322-200-304
105 322-200-305
140 322-200-306
175 322-200-307
All 382-200-713
All 312-200-110
All 312-200-130
All 382-200-305
070 560-234-499
105 560-234-525
140 560-234-503
175 560-234-504
070 and 105 452-100-173
140 and 175 452-100-174
All 452-100-080
All 452-100-111
All 382-200-375
All In Insp. port kit
All 590-317-628
All 542-200-181
All 590-317-629
All 560-340-581
All Obtain locally
Part number 550-142-056/0411
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