Heat & Glo MISSION-BAY Owner's Manual page 15

Fire Risk.
Explosion Risk.
Maintain vent clearance to combustibles as speci-
fied.
• Do not pack air space with insulation or other
materials.
Failure to keep insulation or other materials away
from vent pipe may cause fire.
Figure 5.11
Step 2.
S
et the gas appliance in its desired location. Drop a plumb
bob down from the ceiling to the position of the appliance
flue exit, and mark the location where the vent will penetrate
the ceiling. Drill a small hole at this point. Next, drop a plumb
bob from the roof to the hole previously drilled in the ceiling,
and mark the spot where the vent will penetrate the roof.
Determine if ceiling joists, roof rafters, or other framing will
obstruct the venting system. You may wish to relocate the
appliance, or to offset, as shown in Figure 5.12 to avoid
cutting loadbearing members.
July 12, 2006
WARNING
Heat & Glo · Mission Bay · 250-7512F
PLUMBER'S TAPE
CONNECTED TO
WALL STRAP
WALL
STRAP
Figure 5.12
TWO 45 DEGREE
ELBOWS
Page 15