Monessen Hearth IDV490PVC User Manual

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IDV380/IDV490 Fireplace Insert
11
VeNtiNG iNStAllAtiON 
Read  all  instructions  completely  and 
thoroughly  before  attempting  installation. 
Failure  to  do  so  could  result  in  serious 
injury,  property  damage  or  loss  of  life. 
Operation  of  improperly  installed  and 
maintained venting system could result in 
serious injury, property damage or loss of 
life. 
iNStAllAtiON PReCAutiONS
Consult local building codes before beginning the instal-
lation. The installer must make sure to select the proper 
vent system for installation. Before installing vent kit, 
the installer must read this insert manual and vent kit 
instructions.
Only a qualified installer/service person should install 
venting system. The installer must follow these safety 
rules:
  Wear gloves and safety glasses for protection.
  Use extreme caution when using ladders or when 
on rooftops.
  Be aware of electrical wiring locations in walls and 
ceiling.
The following actions will void the warranty on your vent-
ing system:
  Installation of any damaged venting component.
  Unauthorized modification of the venting system.
  Installation of any component part not manufac-
tured or approved by MHSC.
  Installation other than permitted by these instruc-
tions.
this  insert  must  be  vented  to  the 
outside.  the  venting  system  must 
NeVeR  be  attached  to  a  chimney 
serving  a  separate  solid  fuel  burning 
appliance.  each  gas  appliance  must 
use a separate vent system. Do not use 
common vent systems. 
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Failure to follow these instructions will 
void the warranty. 
NO
ti
C
e
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• 
Make  sure  the  exhaust  pipe  on  heater 
connects to exhaust portion of cap. At-
tach flex liners. 
Figure 6
• 
Do not crimp or rupture liner when bend-
ing it into chimney offsets.
VeNtiNG RequiReMeNtS
   The exhaust vent must reline the entire length of 
chimney and terminate above chimney top.
   Vent must meet all vent manufacturer's requirements 
when installed.
   Make sure you have the following before installing 
unit:
380 Series:
  3" and 3" UL 1777 Listed gas liner for air inlet and 
exhaust.
   Vertical termination kit (AI31TK33A)
490 Series:
  4" and 3" UL 1777 Listed gas liner for air inlet and 
exhaust.
  Vertical termination kit (AI4TK43A)
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FP2625
typical venting
Exhaust
Inlet
Maximum 1" 
(305 mm) Offset at 
Base of Insert
Maximum 
Height 
40' (1.9 m)
Minimum 
Height
10' (3 m)
FP65
Figure 7 - 
Venting Unit