Qmark LCHWD User Manual

AIR CIRCULATOR ASSEMBLY AND

INSTALLATION INSTRUCTIONS

WARNING

!

Read Carefully– This instruction sheet contains vital information for the proper installation, use, and efficient operation of the
fan described. Carefully read this manual before installation, cleaning, or operation of the fan. Failure to adhere to the
instructions could result in fire, electrical shock, death, serious personal injury, or property damage. Save these instructions
and review frequently for continuing safe operation and instructing future users.

CAUTION – TO REDUCE RISK OF FIRE AND ELECTRIC SHOCK:

1. Before servicing or cleaning unit, unplug power to fan to prevent power from being switched on accidentally.

2. Installation workand electrical wiringmust be doneby qualified person(s)in accordance with all applicable codes and stan­dards, including fire-rated construction.

3. When cutting or drilling into wall or ceiling, do not damage electrical wiring or other hidden utilities.

CAUTION: DO NOT MOVE FAN WHILE BLADE IS MOVING. ALWAYS TURN FAN OFF AND LET BLADE
STOP BEFORE ATTEMPTING TO MOVE. DO NOT USE BLADE GUARD TO MOVE FAN.

SAVE THESE INSTRUCTIONS

IMPORTANT: REVIEW ALL THE ASSEMBLY INSTRUCTIONS AND CHECK FOR MISSING
OR DAMAGED PARTS PRIOR TO STARTING ASSEMBLY.

In most cases, your fan head will come pre-assembled at the factory prior to shipping, if
not, follow instructions titled “Fan Head Unassembled”.

1. Remove fan head assembly from carton and check for missing or damaged parts.

2. Choose the mount for your application from the following pages, and follow mounting
instructions.

FAN HEAD UNASSEMBLED

FAN GUARD

BACK

FLAT WASHERS

Figure 1

FAN GUARD

FRONT

NUT

LOCK WASHER

1. Remove motor, fan guard (front and back) and fan blade from cartons.

2. Secure back half of fan guard to studs on face of motor using washers,
lock washers and hex nuts. (See fig. 1)

3. Secure blade to motor shaft, with hub facing away from motor (Discharge
Side) for commercial and industrial models. Tighten set screw to flat side
of motor shaft. WARNING: Do not tighten set screw to round side of shaft
as it will cause damage to shaft and blade could come off. Set screw
must be tightened to flat of motor shaft. Failure to align and tighten to
flat on shaft may result in damage to shaft or may allow blade to come
loose.(See fig. 1).

4. Secure front half of fan guard to back by hanging guard at top and work­ing hooks together down sides and across bottom. Snap hook in place
with screwdriver.

5. Follow directions for mounting head assembly on mount on the following

FAN BLADE

HUB

pages (Pedestal or Wall).

ADJUSTABLE PEDESTAL COLUMN

1. Remove 2 sections of adjustable pedestal column
from carton(See fig. 2). Remove oval grommet
from parts package and install in oval slot near top
of pedestal column, Remove large round grommet
from parts package. Turn grommet “inside out” so
that groove is on the inside and the smooth side is
on the outside. Install grommet over bottom lip of
pedestal column. Feed power cord down through
top of black section (end with screw holes). Slide
adjustment collar into black section, align screw
holes and secure. Secure adjustment collar to low-

OVAL GROMMET

Remove oval grommet from parts

ackage and install in oval slot

p

ear top of pedestal

n

Figure 2

LARGE ROUND
GROMMET

emove large round grommet from

R
parts package.

Turn grommet “inside out” so that
groove is on the inside and the
smooth side is on the outside.

Install grommet over bottom lip of
pedestal column.

Figure 3

Remove 2 phillips head screws.

st height for assembly (See fig. 3).

e

2. Remove base from carton and insert medium
rubber grommet into hole on surface of fan
base.(See fig. 3)

3. Feed power cord from bottom of column down
through center hole of fan base and then
back through hole with rubber grommet.
(See fig. 3).

4. Align holes in flange at base of column with
holes in top of fan base. Secure by using 5/16” x
1” carriage bolts, external tooth star washers, and
hex nuts. (See fig. 3). One of the carriage bolts is
to be attached with the 5/16” internal tooth star
washer mounted under the bolt head.

5. Secure fan head assembly to upper column
using 1/2” x 1” hex bolt, star washers, lock
washers and hex nuts; and 1/4” x 1” bolt,
washer, lock washers, and hex nut. (See fig. 4).

6. Loosen adjustment collar and extend fan to
proper height. Tighten collar and connect
power cord from column to power cord on
motor.

7. Refer to nameplate for proper supply voltage. Plug
power cord from fan into any 120 VAC 3-prong
grounded outlet for all 120 volt rated units. Units
rated 220V or 277V are not supplied with attach­ment plugs. These units may be hard wired to a
junction box or provided with the required 15 amp,
3 prong grounded plug rated at 250V or 277V as
per nameplate rating of the fan unit.

Align and secure with

2 phillips head screws.

Figure 5

RUBBER
GROMMET

Figure 4

FIXED PEDESTAL COLUMN

1. If fixed pedestal column comes un-assembled,

put two sections together, align holes at union,
and secure with screws. Power cord for this
model is external. Follow items 2, 4, 5 & 7 for
balance of installation.

2