4.4
USING FLEXIBLE VENT COMPONENTS
DO NOT ALLOW THE INNER FLEX PIPE TO BUNCH UP ON HORIZONTAL OR VERTICAL RUNS AND ELBOWS.
SPACERS ARE ATTACHED TO THE INNER FLEX PIPE AT PREDETERMINED INTERVALS TO MAINTAIN AN EVEN
AIR GAP TO THE OUTER FLEX PIPE. THIS GAP IS REQUIRED FOR SAFE OPERATION. A SPACER IS REQUIRED
AT THE START, MIDDLE AND END OF EACH ELBOW TO ENSURE THIS GAP IS MAINTAINED. THESE SPACERS
ELBOW
4.4.1 HORIZONTAL AIR TERMINAL INSTALLATION
Stretch the inner fl ex pipe to the required length taking into
A.
account the additional length needed for the fi nsihed wall
surface. Slip the vent pipe a minimum of 2" (51mm) over the
inner sleeve of the air terminal and secure with 3#8 screws.
Apply a heavy bead of the high temperature sealant
W573-0007 Mill Pac (not supplied).
Using the outer fl ex pipe, slide over the outer combustion air sleeve
B.
of the air terminal and secure the 3#8 screws. Seal using high
temperature sealant W573-0002 (not supplied).
Insert the vent pipes through thee fi restop maintaining the required
C.
clearances to combustibles. Holding the sir terminal (lettering in an upright,
readable position), secure to the exterior wall and make
weather tight by sealing with caulking (not supplied).
If more vent pipe needs to be used to reach the fi replace,
D.
cople them together as illustrated. The vent system must
be supported approximately every 3 feet (0.9m) for both
vertical and horizontal runs. Use noncombustible strapping to
maintain the minimum clearance to combustibles.
KEEP IT PULLED TIGHT.
MUST NOT BE REMOVED.
For safe and proper operation of the appliance, follow the venting
instructions exactly.
All inner fl ex pipe and outer fl ex pipe joints may be sealed using high
temperature sealant W573-0002 (not supplied) or the high temperature
sealant W573-0007 Mill Pac (not supplied). However, the high temperature
sealant W573-0007 Mill Pac (not supplied) must be used on the joint
SPACERS
connecting the inner fl ex pipe and the exhaust fl ue collar.
Use only approved fl exible vent pipe kits marked:
"Wolf Steel Approved Venting" as identifi ed
by the stamp only on the outer fl ex pipe.
WARNING
!
CAULKING
HI-TEMP
SEALANT
OUTER
FLEX PIPE
22.1
OUTER FLEX
#10 X 2"
PIPE
SCREWS
1 1 /2" (38.1mm)
OVERLAP
HIGH
EXTERIOR
TEMPERATURE
WALL
SEALANT
#8 X 1/2" SELF DRILLING
SCREWS
INNER COUPLER
OUTER COUPLER
OUTER
FLEX PIPE
INNER
FLEX PIPE
23.8B
W415-1367 / 12.05.14
15
EN