Smith Cast Iron Boilers GB300 - Manual (Page 29)

GB300 BOILER INSTALLATION AND OPERATION INSTRUCTIONS
Page 29
The jacket should be assembled using the black screws
provided. On 5 through 12 section models slide the rear
panel behind the draft hood flanges with the grill side on
the floor, Figures 68, 69 & 70. On 13 to 21 section boilers
open Box 55185, Jacket Splice Box, Figure 71. Screw
the two rear jacket panels to the rear jacket panel splice
panel, Figure 72, before sliding the panels behind the
draft hoods.
Figures 68 Rear Panel Installation, 5 through 12
Figures 69 Rear Panel Installation, 5 through 12
Figures 70 Rear Jacket Panel Installation Detail
Figures 71 Box 72694, Jacket Splice Box
Figures 72 Rear Panel Installation, 13 through 21
Fasten the rear jacket panel(s) to the inner draft hood
and flue collector flanges using the holes provided,
Figure 73.
Figures 73 Rear Panel Installation