Harman® • PF-120 Installation Manual_R1 • 2014 -___ • 03/1411
3-90-08121i
C. Locating Your Appliance & Chimney
Locationoftheapplianceandchimneywillaffectperformance.
Figure4.3
• Installthroughthewarmairspaceenclosedbythebuilding
envelope.Thishelpsto produce more draft,especially
duringlightinganddie-downofthere.
• Penetratethehighestpartoftheroof.Thisminimizesthe
effectsofwindloading.
• Locate termination cap away from trees, adjacent
structures,unevenrooflinesandotherobstructions.
• Minimizetheuseofchimneyoffsets.
• Considertheappliancelocationrelativetooorandceiling
andatticjoists.
• DONOTCONNECTTHISUNITTOACHIMNEYFLUE
SERVICINGANOTHERAPPLIANCE.
Mayallowuegasestoenterthehouse
CAUTION
Marginal Location:
• Below peak
Location NOT recommended:
• Not the highest point of the roof
• Wind loading possible
Multi-level Roofs
Windward
Leeward
Recommended:
Outside Air Intake
on windward side
NOT recommended:
Outside Air Intake
on leeward side
Recommended Location:
• Above peak
Recommended:
• Insulated exterior chase
in cooler climates
Recommended Location:
• Above peak
• Inside heated space
Location NOT recommended:
• Too close to tree
• Below adjacent structure
• Lower roof line
• Avoid outside wall
Marginal Location:
• Wind loading possible
Figure 4.3