Floor Mounting Away From Wall; Connecting To Gas Supply - Mr. Heater MHVFRD20 NGBT Operating Instructions And Owner's Manual

2. Fold wall anchor as shown in fi gure 8 below.
Figure 8.
3. Insert wall anchor (wings fi rst) into hole. Tap
anchor fl ush to wall.
4. For thin walls (1/2" or less) insert red key into
wall anchor.
5. Place mounting bracket onto wall. Line up
holes 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 fi rmly
fastened to wall.
Placing Heater on Mounting Bracket
1. Locate two horizontal slots on back pane of
heater (see fi gure 9).
2. Place heater onto mounting bracket. Slide hori-
zontal slots onto stand-out tabs on mounting
bracket.
Figure 9.
Installing Bottom Mounting Screws
1. Locate two bottom mounting holes. These
holes are near bottom on back panel of heater
(see fi gure 10).
Screw
hole
Figure 10
2. Mark screws locations on wall.
3. Remove heater from mounting bracket.
4. If installing bottom mounting screw into hollow
or solid wall, install wall anchors. Follow steps 1
through 4 under Attaching to Wall using Anchor.
If installing bottom mounting screw into wall
Unvented Natural Gas Vent Free Room Heaters
Horizontal Slots
Mounting Bracket
mounted to wall
Screw
hole
8
stud, drill holes at marked locations using 9/64"
drill bit.
5. Re-place heater onto mounting bracket.
6. Place spacers between bottom mounting holes
and wall anchor or drilled hole.
7. Hold spacer in place with one hand. With the
other hand, insert mounting screw through
bottom mounting hole and spacer. Place tip of
screw in opening of wall anchor or drilled hole.
8. Tighten both screws until heater is fi rmly se-
cured to wall. Do not over tighten.
Note: Do not re-place front panel at this time. Re-
place front panel after making gas connections and
checking for leaks.

FLOOR MOUNTING AWAY FROM WALL:

Installing Support Feet (see fi gure 11)
Figure 11
1. Lay heater onto table on its back with bottom
edge overhanging table edge.
2. Securely attach feet to bottom of heater using
2 – self-tapping screws each.
Note: Feet should have long end going out the
front of heater, and the edge coinciding with side of
heater. If feet overhang side of the heater, switch
leg location.
3. Place heater on non-combustible surface (see
Locating Heater above) before proceeding with
gas connection. If this will be a permanent loca-
tion, heater may be locked into position using
anchoring holes in mounting feet.
Note: Use of fl oor mounting feet will require you to
use a 3/8 NPT street elbow to make gas connection.

CONNECTING TO GAS SUPPLY

WARNING: A qualifi ed service person must con-
nect heater to gas supply. Follow all local codes.
WARNING: This appliance requires a 3/8" NPT
(National Pipe Thread) inlet connection to the
pressure regulator. Use of fl oor mounting feet will
require you to use a 3/8 NPT street elbow to make
gas connection.
Installation Instructions and Owner's Manual