Owner`s manual

14
139435_A GZ 455 DV 8/28/12
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
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A=Clearanceabovegrade,veranda,porch,deck,orbalcony
: 12 inches (30 cm) minimum.
B=Clearancetowindowordoorthatmaybeopened:
**Min.9inches,U.S./*12inches(30cm)CAN.
We recommend 12 in. minimum to prevent condensation
on the window.
C=Clearancetopermanentlyclosedwindow:
**Min.9inches,U.S./*12inches(30cm)CAN
We recommend 12 in. minimum to prevent condensation
on the window.
D=Verticalclearancefromthetopoftheterminationto
a ventilated soffit located above the terminal within a
horizontal distance of 2 feet (60 cm) from the center line
of the terminal: 18 inches
(46cm)minimum.
E=Clearancetounventilatedsoffit:12inches(30cm)
minimum.
F=Clearancetooutsidecorner:**Min.9inches,U.S./
*12inches(30cm)CAN.Westronglyrecommend12
inches, particularly where windy conditions prevail.
G=Clearancetoinsidecorner:**Min.6inches,U.S./
*12inches(30cm)CAN.Westronglyrecommend12
inches, particularly where windy conditions prevail.
H=*Nottobeinstalledwithin15feet(4.5m)aboveameter/
regulator assembly within 3 feet (90 cm) horizontally from the
center line of the regulator.
I=Clearancetoserviceregulatorventoutlet:
3 feet (91 cm) minimum.
J=Clearancetonon-mechanicalairsupplyinlettobuildingorthe
combustion air inlet to any other appliance:
12 inches (30 cm) minimum.
K=Clearancetoamechanicalairsupplyinlet:
**Min.3feet(91cm)aboveifwithin10feethorizontally,U.S./
*6feet(1.83m)minimum/CAN
L=
1
Clearanceabovepavedsidewalkorapaveddrivewaylocated
on public property: 7 feet (2.1 m) min.
M=Clearanceunderveranda,porch,deck,orbalcony:
12 inches (30 cm) minimum.
2
N=Clearancetopropanetankreliefvalveandfillerconnection***:
5 feet (1.52 m) minimum to tanks not filled on site
10feet(3.05m)minimumtotanksfilledonsitefrombulktruck.
* InaccordancewithCSAB149InstallationCodes.
**InaccordancewiththecurrentANSIZ223.1/NFPA54,National
FuelGasCode.Note:LocalCodesandRegulationsmayrequire
different clearances.
1
A vent shall not terminate directly above a sidewalk or driveway
which is located between two single family dwellings and serves
both dwellings.
2
Only permitted if veranda, porch, deck, or balcony, is fully open
on a minimum of two sides beneath the floor.*
Figure 5.2. Horizontal termination clearances.
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Figure 5.3
Termination clearance to
overhangs.
NOTE:Clearancesmustbeinaccordancewithlocal
installation codes and the requirements of the gas
supplier.