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Page 5
GV100W BOILER
INSTALLATION & OPERATING INSTRUCTIONS
EF
D
C
B
C
A
Clearances A B C D E F
Alcove
in 25 * 6 4 7 4
mm 635 * 152 102 178 102
Closet
in 2526474
mm 635 51 152 102 178 102
To Service
in N/A N/A 6 4 10 10
mm N/A N/A 157 102 254 254
* No front wall for alcoves.
FIG. NO. 1 Minimum Clearances to Combustible Construction
TABLE 1 Boiler Dimensions
Boiler Size Dimension Dimension Vent Dia. Vent Dia.
(# Sections) A B CATEGORY I CATEGORY III
Single Wall Galv. Horizontal Vent
in
mm
in
mm
in
mm
in
mm
3 10
7
⁄8
276
2
7
⁄16
62
4
102
4
102
4 13
5
⁄8
346
3
13
⁄16
97
4
102
4
102
5 16
3
⁄8
416
5
3
⁄16
132
4
102
4
102
6 19
1
⁄8
486
6
9
⁄16
167
5
127
4
102
7 21
7
⁄8
556
7
15
⁄16
202
5
127
4
102
GAS VALVE
TEMP.
CONTROL
JUNCTION BOX,
CONTROL CENTER
& INDUCER RELAY
FRONT VIEW
A
2 11/16"
2 11/16"
FLAME
ROLL-OUT
SWITCH
6 1/2"
B
6 3/4"
13 1/4"
27 5/8"
5 5/8"
13 1/2"
11 1/2"
30"
GAS INLET
8 5/8"
PRESS.
SWITCH
INDUCER
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(2)
(2)
SIDE VIEW
(2)
Notes: 1. Components located behind front panel
2. Vertical dimensions must be adjusted when using a base pan or concrete foundation under the boiler
18"
FIG. NO. 2 Boiler Dimensions & Component Locations