Form 43343090
-4- Jan 2014
4.0) MINIMUM CLEARANCES TO COMBUSTIBLES
Failure to do so may result in death, serious injury or
property damage.
Combustible material must be located outside the
clearance dimensions listed.
Install the warnings card (ordered separately) and complete the blank spaces using the clearances from
combustibles table below. See Section 25 for a printed copy of the warnings card.
Minimum clearances to combustibles shall be measured from the outer surfaces as shown in the following
diagram:
End End
*Ceiling
Below
Side
Horizontal
Side
MINIMUM CLEARANCES TO COMBUSTIBLES
MINIMUM CLEARANCES TO COMBUSTIBLESMINIMUM CLEARANCES TO COMBUSTIBLES
MINIMUM CLEARANCES TO COMBUSTIBLES
Model No.
Model No.Model No.
Model No.
Mounted Horizontally
Mounted HorizontallyMounted Horizontally
Mounted Horizontally
Sides
SidesSides
Sides
Ceiling
CeilingCeiling
Ceiling
Below
BelowBelow
Below
Ends
EndsEnds
Ends
PBF 60 36” (91cm) 12” (30cm)
69” (175cm) 32” (81cm)
PBF 70
▲WARNING:
▲WARNING:▲WARNING:
▲WARNING:
Certain materials or objects, when stored under the heater, will be subjected to radiant heat and
Certain materials or objects, when stored under the heater, will be subjected to radiant heat and Certain materials or objects, when stored under the heater, will be subjected to radiant heat and
Certain materials or objects, when stored under the heater, will be subjected to radiant heat and
could be seriously damaged. Observe the Minimum Clearances to Combustibles listed in the manual and on the
could be seriously damaged. Observe the Minimum Clearances to Combustibles listed in the manual and on the could be seriously damaged. Observe the Minimum Clearances to Combustibles listed in the manual and on the
could be seriously damaged. Observe the Minimum Clearances to Combustibles listed in the manual and on the
heater at all times.
heater at all times.heater at all times.
heater at all times.
NOTE:
NOTE:NOTE:
NOTE:
1.
1. 1.
1. The clearances speci
The clearances speciThe clearances speci
The clearances specified above must be maintained to combustibles and other materials that may be
fied above must be maintained to combustibles and other materials that may be fied above must be maintained to combustibles and other materials that may be
fied above must be maintained to combustibles and other materials that may be
damaged by temperatures 90ºF above ambient temperature. Clearances to combustibles are posted on the
damaged by temperatures 90ºF above ambient temperature. Clearances to combustibles are posted on the damaged by temperatures 90ºF above ambient temperature. Clearances to combustibles are posted on the
damaged by temperatures 90ºF above ambient temperature. Clearances to combustibles are posted on the
burner
burnerburner
burner
box. In areas used for storage of combustible materials where they m
box. In areas used for storage of combustible materials where they mbox. In areas used for storage of combustible materials where they m
box. In areas used for storage of combustible materials where they may be stacked below the heater,
ay be stacked below the heater, ay be stacked below the heater,
ay be stacked below the heater,
NFPA54 requires that the installer must post signs that will “specify the maximum permissible stacking height
NFPA54 requires that the installer must post signs that will “specify the maximum permissible stacking height NFPA54 requires that the installer must post signs that will “specify the maximum permissible stacking height
NFPA54 requires that the installer must post signs that will “specify the maximum permissible stacking height
to maintain the required clearances from the heater to combustibles.” Space
to maintain the required clearances from the heater to combustibles.” Spaceto maintain the required clearances from the heater to combustibles.” Space
to maintain the required clearances from the heater to combustibles.” Space-
--
-Ray recommends posting these
Ray recommends posting these Ray recommends posting these
Ray recommends posting these
signs ad
signs adsigns ad
signs adjacent to the heater thermostat or other suitable location that will provide enhanced visibility.
jacent to the heater thermostat or other suitable location that will provide enhanced visibility.jacent to the heater thermostat or other suitable location that will provide enhanced visibility.
jacent to the heater thermostat or other suitable location that will provide enhanced visibility.
2.
2. 2.
2. The stated clearance to combustibles represents a surface temperature of 90 ºF (32 ºC) above room
The stated clearance to combustibles represents a surface temperature of 90 ºF (32 ºC) above room The stated clearance to combustibles represents a surface temperature of 90 ºF (32 ºC) above room
The stated clearance to combustibles represents a surface temperature of 90 ºF (32 ºC) above room
temperature. Building materials with a low heat tolerance
temperature. Building materials with a low heat tolerancetemperature. Building materials with a low heat tolerance
temperature. Building materials with a low heat tolerance
(such as plastics, vinyle siding, canvas, tri
(such as plastics, vinyle siding, canvas, tri(such as plastics, vinyle siding, canvas, tri
(such as plastics, vinyle siding, canvas, tri-
--
-ply, etc.)
ply, etc.) ply, etc.)
ply, etc.)
may be subject to degradation at lower temperatures. It is the installer’s responsibility to assure that adjacent
may be subject to degradation at lower temperatures. It is the installer’s responsibility to assure that adjacent may be subject to degradation at lower temperatures. It is the installer’s responsibility to assure that adjacent
may be subject to degradation at lower temperatures. It is the installer’s responsibility to assure that adjacent
materials are protected from degradation.
materials are protected from degradation.materials are protected from degradation.
materials are protected from degradation.