Heat & Glo COSMO32-IFT-B Installation Manual page 37

Connecting the DV-46DVA-GCL Adapter to Appliance
WARNING! Risk of Fire, Explosion or Asphyxiation!
Do NOT connect this gas appliance to a chimney fl ue
serving a separate solid fuel or gas burning appliance.
• Could impair safe operation of this appliance or other
appliances connected to the fl ue.
• Vent this appliance directly outside.
• Use separate vent system for this appliance.
Top Vent
• Remove top seal cap and insulation if equipped.
See Section 6, "Appliance Preparation." Attach the
DV-46DVA-GCL adapter to the appliance starting collar
with 3-1/2 in. self-tapping screws. See Figure 4.23.
CAUTION! DO NOT use any fl ue restric-
tor when venting with the DV-46DVA-GCL
adapter and LINK-DV30B kit. This could
result in poor fl ame appearance, sooting,
pilot malfunction, or overheating.
NOTICE: To achieve optimum
performance of appliance, minimize or
avoid bends in exhaust vent pipe.
Figure 4.23
Heat & Glo • COSMO32-IFT-B, COSMO36-IFT-B, COSMO42-IFT-B Installation Manual • 2619-980 Rev. G • 7/20
EXISTING CHIMNEY
EXHAUST AIR
VENT PIPE
EXISTING CHIMNEY
COAXIAL/COLINEAR
APPLIANCE CONNECTOR
DIRECT VENT FIREPLACE
HEARTH
FLOOR
Minimum
Maximum
Connecting the LINK-DV30B to the DV-46DVA-GCL
adapter
• Insert the two sections of fl exible vent pipe down the
existing chimney.
• Attach one 3 ft section of fl ex pipe to the exhaust collar
on top of the DV-46DVA-GCL adapter with three screws.
• Attach one section of fl exible vent pipe to the 3 ft fl ex
pipe with three self-tapping screws.
• Attach one section of fl exible vent pipe to the inlet collar
on top of the DV-46DVA-GCL adapter with three self-
tapping screws.
• To minimize cold air drafts, seal around the fl ex vents
at the damper inside the chimney with non-combustible
unfaced fi berglass or rock wool insulation.
The DV-46DVA-GCL adapter must be recessed into existing
masonry fi replace. This measurement is taken from the top
of the fi replace opening. See Table 1 and Figure 4.22.
TERMINATION CAP
V
INLET AIR
VENT PIPE
3 FT Stainless steel flex pipe
required on 32 inch model.
To minimize cold air
drafts, seal with
non-combustible
insulation.
V
10 ft 3.05 m
40 ft 12.2 m
37