L.B. White 220 Therma Grow - Manual (Page 11)

As shipped, the heater is configured for mounting to an
optional mounting bracket kit, part number 23652, which is
installed on freestanding supports or mounted directly to
the structure’s wall. Separate installation instructions
accompany the kit.
The heater may also be suspended by chain to the
greenhouse’s overhead structure by using an optional chain
hanging kit, part number 07802. Refer to the following
instructions.and illustrations.
1. Remove case top hole plugs. See Fig. 6.
FIG. 6
2. Assemble eyebolts and chain according to the
illustration and tighten all eyebolts securely.
FIG. 7
3. Ensure the heater is securely fastened to overhead
supports and is hanging level. (Check crosswise and
lengthwise.)
4. See Fig. 5 for typical indoor installation. In any
installation, consideration must be given to making
sure the heater is located away from the people
entering or exiting the greenhouse so they cannot
accidentally knock the heater or tamper with the
heater and its gas supply line in any way. Additionally,
the heater must be located so that it does not block
the normal entryway or exit of the building. Observe
a n d o b ey m i n i m u m c l e a r a n c e d i s t a n c e s to
combustible materials as stated in the specification
section of this owner’s manual and on the heater’s
dataplate.
E Exhaust Fan
The exhaust fan must be located at an upper area of the
end wall opposite from the heater, preferably in an area
higher than the heater’s discharge. See Fig. 5. The fan
does not need to be directly in line to the heater. Ensure the
exhaust fan is kept free of blockage.
FIG. 5
EYE BOLT
NUT 1/4-20
FLAT WASHER
FLAT WASHER
NUT 1/4-20
CHAIN
HEATER TOP
ENTRY / EXIT
AIR INLET LOCATED
DIRECTLY BENEATH HEATER
AIR INLET.
AIR FLOW
EXHAUST FAN IN UPPER AREA OF
GREENHOUSE
CHAIN OR CABLE
10
HANGING THE HEATER