20
INSTALLING BLOWER ACCESSORY
BLOWER ACCESSORY MODEL NFHTX186
1. From back of heater remove the
knock-out center panel with two
brackets at the four sides with a Philips
head screwdriver (see Figure 1).
2. Attach the two brackets to blower
housing using four white screws
provided in blower kit (2 for each
bracket) (see Figure 3). Tighten
screws securely. Then guide the green
grounding means wire and downlead
of motor through the rubber capped
hole.
3. Guide the four strand wire of downlead
through the jacket hole. Connect the
two yellow leads and the temperature
control switch on the temperature
controlled bracket togther. Secure the
temperature controlled bracket on the
reflective panel of firebox using two self-
tapping screws(See Figure 4-A).
4. Using the previously removed screws,
mount blower assembly to heater by
reattaching the knock-out center panel
to rear panel. Draw the four strand cable
10. Plug power cord into a convenient 3-
prong grounded wall receptacle near
the heater.
backward so as to expose the three
black, green, white lines on the four
strand cable at the back of rear panel.
Be sure not to drop the temperature
controlled wire off the reflective panel.
Connect the green grounding means
wire and four strand cable together.
Connect the two black motor downleads
respectively and the remaining two black
and white wires together by the same
means (see Figure 4-A). (Note: the
three wires must be connected at the
rear panel)
5. Using the thread that previously bond
the electrical wire to collect and pack
the outside connection wire of the
cable.
6. Place operation control housing at the
bottom of stove. Use two black screws
provided in blower kit. Mount blower
operation control housing to the bracket
at the bottom of stove (see Figure 5).
7. Check to make sure that the power cord
is completely clear of blower wheel and
there are no foreign objects in blower
wheel.
8. Use screws provided in blower kit to
assemble the plate which assembled
with strain relief bushing and power
cord on the knockout center panel.
9. Peel off the backing paper and stick the
supplied wiring diagram decal on the
back panel as show in Figure 4-B.
ACCESSORY MODEL
NFHTX186
Tools required: Philips screwdriver
NOTICE: Shut off gas heater
during the following blower
installation.
WARNING: 1. ELECTRICAL GROUND-
ING INSTRUCTIONS: This appliance
is equipped with a three-prong
(grounding) plug for your protection
against shock hazard and should be
plugged directly into a properly
grounded three-prong receptacle.
2. Do not let the wires touch the re-
flective panel of the firebox.
Feed the
wires of the motor and green wire
through the hole of the knock-out
panel.
11. Using Auto/O/Man switch. Turn blower
on and check for operation. Turn on
Auto/O/Man switch to the desired
position. Man position will remain con-
stantly on. Auto position will be con-
trolled by the thermostat on fan blower
unit. To stop the operation, turn unit
switch to the O position.
12. All remaining parts from blower kit may
be discarded.
Figure 1 Removing Knock-out
Panel
Figure 2 Installing Bushing
Figure 3 Attaching Brackets To
Blower
P