6
P/N 473921000
VENT PIPE INSTALLATION
8.
Sheet metal transition ring on boiler flue collar is only
used for chimney venting. It is not used for direct
venting. The transition ring must be removed from
the boiler’s cast iron flue collar before installing the
appliance adapter onto the flue collar. Clean off any
silicone residue on flue collar before installing appliance
adapter.
9.
Apply minimum 1/4” bead of same sealant onto inside
of female end of appliance adapter. See figure 8. Slip
adapter over boiler’s cast iron flue collar until it stops.
Appliance adapter has three screw holes. Attach
appliance adapter to flue collar using furnished drill
bit to predrill mating holes in flue collar for furnished
screws. Predrill to avoid cracking cast iron flue collar.
10.
Support Vent every 36” to prevent sagging.
11.
Attach terminal adapter to vent and vent terminal
similarly to steps 7 and 9. Terminal adapter attaches
to vent terminal with attached gear clamp.
12.
Maximum vent length is 15 feet (using 15 foot vent
kit). Piecing vent kits together is strictly prohibited.
Figure 8 - Female End
