CHAPTER II
HEATER INSTALLATION
1. GENERAL INSTALLATION INFORMATION
AND REQUIREMENTS
•
The required minimum clearances to combustible
surfaces are illustrated in Figure 2 and Table 3.
As shown on Figure 2, the front of the heater is
installed at the minimum required clearance to
EXHAUST
VENT
16"
MINIMUM
14-1/2"
Figure 2. Installation Clearances to Combustible Surfaces
Table 3. Installation, Ventilation and Mounting Information
BTU/HR. RATING
MODEL
GAS
NO.
NAT.
L.P.
MH/HS25NG
25,000 —
MH/HS25LP
—
22,000
Model # MH25NG/LP
CEILING
14"
MINIMUM
WORKSHOP DOOR
30
16"
MINIMUM
HEATER
WALL BRACK-
ET
48"
MINIMUM
NORMAL
MOUNTING
POSITION
30
o
30
o
HS25NG/LP
combustible surfaces and toward open space,
and then the other sides must have a minimum
clearance of 16 inches to combustible surfaces.
OPEN
NOTE:
1.
ONLY FLUE SIDE OF HEATER CAN
BE ELEVATED (30
2.
HEATER SIDE REFLECTOR MUST
BE HORIZONTAL.
FLOOR LINE
CLEARANCES TO COMBUSTIBLE SURFACES
TOP
SIDES
14"
16"
14"
16"
Installation instructions and Owner's Manual
E5
).
o
BACK
BELOW
16"
48"
16"
48"