Harman®  •  PF-120 Installation Manual_R1  •  2014 -___  •  03/148
3-90-08121i
MinimumSizeoorprotectionis48"X52".Only needed when installed on a combustible oor.
FloorprotectiondimensionsforthefrontandsidesaremeasuredfromtheappliancedooropeninginTheUnitedStates.
J
Floor Protection 
Requirements
US
Sides 8"
K
Front 18"
C.  Floor Protection
Theshadedareaindicatestherequiredoorprotectionarea.Thefurnacerequires48”x52”ofoorprotectioncentered
aroundtheskidplatefootprint.Flooringshouldbeaminimumof26gaugesheetmetalcoveringtheinstallationclearance
areaand18”infrontof,and8”toeithersideoftheashpandoor.Fig3.4
Figure 3.4
Door
opening
sideofthe
furnace
18”
8”
8”