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107100
VENT-FREE PROPANE/LP HEATER
For more information, visit www.desatech.com
Installing Bottom Mounting
Screws
1. Locate two bottom mounting holes.
These holes are near bottom on back
panel of heater (see Figure 15).
2. Mark screw locations on wall.
3. Remove heater from mounting bracket.
4. If installing bottom mounting screws
into hollow or solid wall, install wall
anchors. Follow steps 1 through 4 un-
der Attaching To Wall Anchor Method.
If installing bottom mounting screw
into wall stud, drill holes at marked lo-
cations using 9/64" drill bit.
5. Replace heater onto mounting bracket.
6. Place spacers between bottom mount-
ing holes and wall anchor or drilled hole.
7. Hold spacer in place with one hand.
With other hand, insert mounting screw
through bottom mounting hole and
spacer. Place tip of screw in opening
of wall anchor or drilled hole.
B. MOUNTING HEATER ON
OPTIONAL HEARTH BASE
Figure 15 - Installing Bottom Mounting
Screws
Tools needed:
• #2 phillips screwdriver
• Slotted screwdriver
• Electric drill (if securing base to floor)
The optional hearth base kit includes the
following:
• Hearth base
• 4 wood screws
• 4 sheet metal screws
• Brass base trim
• Hearth insert
• 4 anchors
• Laminate sheet & adhesive
• 2 brass screws
Note:
It is an option to secure GHB802A
model hearth base to floor. You must secure
the GHB802B, GHB802C, or GHB38 se-
ries model hearth base to floor. To secure
hearth base to floor, follow instructions un-
der Securing Hearth Base to Floor, page 11.
If not securing hearth base to floor, proceed
to Mounting Heater to Optional Hearth
Base, page 11.
Horizontal Slots
Mounting Bracket
(attached to wall)
Stand-Out Tab
Figure 14 - Mounting Heater Onto
Mounting Bracket
INSTALLATION
Continued
Attaching Mounting Bracket to
Wall
Note:
Wall anchors, mounting screws, and
spacers are in hardware package. The hard-
ware package is provided with heater.
Attaching To Wall Stud Method
For attaching mounting bracket to wall studs.
1. Drill holes at marked locations using
9/64" drill bit.
2. Place mounting bracket onto wall. Line
up last hole on each end of bracket with
holes drilled in wall.
3. Insert mounting screws through bracket
and into wall studs.
4. Tighten screws until mounting bracket
is firmly fastened to wall studs.
Attaching To Wall Anchor Method
For attaching mounting bracket to hollow
walls (wall areas between studs) or solid
walls (concrete or masonry).
1. Drill holes at marked locations using
5/16" drill bit. For solid walls (concrete
or masonry), drill at least 1" deep.
2. Fold wall anchor as shown in Figure 12.
3. Insert wall anchor (wings first) into
hole. Tap anchor flush to wall.
4. For thin walls (1/2" or less), insert red
key into wall anchor. Push red key to
“pop” open anchor wings.
IMPORTANT:
Do not hammer key!
For thick walls (over 1/2" thick) or solid
walls, do not pop open wings.
5. Place mounting bracket onto wall. Line
up last hole on each end of bracket with
wall anchors.
6. Insert mounting screws through bracket
and into wall anchors.
7. Tighten screws until mounting bracket
is firmly fastened to wall.
Figure 12 - Folding Anchor
Figure 13 - Popping Open Anchor Wings
For Thin Walls
Placing Heater On Mounting
Bracket
1. Locate two horizontal slots on back
panel of heater.
2. Place heater onto mounting bracket.
Slide horizontal slots onto stand-out
tabs on mounting bracket.
8. Tighten both screws until heater is
firmly secured to wall. Do not over
tighten.
Note:
Do not replace front panel at this
time. Replace front panel after making
gas connections and checking for leaks
(see pages 12 and 13).