Hearth and Home Technologies 8000TR-OAK - Manual (Page 33)

Heat & Glo • 8000TR-OAK, 8000TR-OAK-IPI, 8000TRLP-OAKIPI • 2057-900 Rev. P • 11/08 33
8 8
Vent Clearances and Framing
A. Pipe Clearances to Combustibles
WARNING! Risk of Fire! Maintain air space clearance to
vent. DO NOT pack insulation or other combustibles:
• Between ceiling fi restops
• Between wall shield fi restops
• Around vent system
Failure to keep insulation or other material away from
vent pipe may cause over heating and fi re.
COMBUSTIBLE SURFACE
CORRECT INCORRECT
DIRECTION
UP
HEAT SHIELD
90º ELBOW
Fire Risk.
Installation of this appliance may require the
use of heat shield 385-290 above the fi rst 90º
elbow in the venting system.
Heat Shield Above First 90 0 Elbow
Figure 8.2
Figure 8.3
Fasten the shield in place using the four pilot holes pro-
vided in the part.
• Position the shield so the longest dimension (13 1/2
inch) is placed in same direction the elbow is pointing.
• Center the shield directly above the elbow with a 1/2
inch air space between shield and combustible surface
(see Figure 8.3).
• Heat shield required if vertical distance between top of
horizontal elbow and any combustible surface above
elbow is less than 4 inches.
• Heat shield not required if distance is more than 4
inches.
HEAT
SHIELD
3 IN. MIN.
(76 mm)
COMBUSTIBLE
SURFACE
Figure 8.1 Pipe Clearances
1 in. CLEARANCE
AROUND VERTICAL
SECTIONS
3 in. TOP
CLEARANCE
1 in. SIDE AND
BOTTOM CLEARANCE
Note: Slope not
required.
WARNING
• Attach elbow heat shield to the exhaust pipe if combusti-
ble materials are not present at install (see Figure 8.4).
• Cut the tabs as shown and bend down. Using the screws
found in the manual bag secure the heat shield to the pipe
maintaining 3 to 4 inches between the pipe and shield.
SCREW
3 in.
(76 mm)
Figure 8.4