Qmark B660W User Manual

Dear Owner,
Congratulations! Thank you for purchasing this new heater/fan manufactured by a division of Marley Engineered Products.

You have made a wise investment selecting the highest quality product in the heating industry. Please carefully read the
installation and maintenance instructions shown in this manual. You should enjoy years of efficient heating comfort with this
product from Marley Engineered Products... the industry’s leader in design, manufacturing, quality and service.

... The Employees of Marley Engineered Products

Read Carefully - These instructions are written to help you

prevent difficulties that might arise during installation of
heaters. Studying the instructions first may save you
considerable time and money later. Observe the following
procedures, and cut your installation time to a minimum.

CAUTION - TO REDUCE RISK OF FIRE, ELECTRICAL SHOCK
OR INJURY TO PERSONS,OBSERVE THE FOLLOWING:

1. Do not use this fan with any Solid-State speed control
device.

2. Use this unit only in the manner intended by the
manufacturer. If you have any questions, contact the
manufacturer.

3. Before servicing or cleaning unit, switch power off at
service panel and lock service panel to prevent power
from being switched on accidentally.

4. Installation work and electrical wiring must be done by
qualified person(s) in accordance with all applicable
codes and standards, including fire-rated construction.

5. Sufficient air is needed for proper combustion and
exhausting of gases through the flue (chimney) of fuel
burning equipment to prevent back drafting. Follow the
heating equipment manufacturer’s guideline and safety

standards such as those published by the National Fire
Protection Association (NFPA), and the American
Society for Heating Refrigeration and Air Conditioning
Engineers (ASHRAE), and the local code authorities.

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

7. Ducted fans must always be vented to the outdoors.

8. If this unit is installed over a tub or shower, it must be
marked as appropriate for the application. These units
are

NOT to be installed over a tub or in a shower stall

enclosure.

9. Do not install closer than 6” to any adjacent wall.

10. Do not install less than 6’ from floor.

11. Install R-40 reflector — type infrared heat lamp/lamps
375-watt maximum (not included).

12. NEVER place a switch where it can be reached from a
tub or shower.

13.

CAUTION: For General Ventilating Use Only!

Do not use to exhaust hazardous or explosive materials
and vapors.

14. Not for use in kitchens.

Installation & Maintenance Instructions

SA VE THESE INSTRUCTIONS

WARNING

!

Models A564&B674

Radiant Infrared Ceiling Heater

Models B560 & B660W

Radiant Infrared Heater/Fan

Combination

DESCRIPTION

The RADIANT INFRARED CEILING HEATERS AND HEATER/FAN COMBINATIONS listed in these instructions are intended
for use in restrooms, bathrooms and utility rooms. Any other applications are not approved. All models are U.L. Listed TYPE
I.C. (Thermally Protected) for use in insulated ceilings.

IMPORTANT: DO NOT INSTALL OVER ATUB OR SHOWER STALL ENCLOSURE.
UNPACKING

Unpack carefully. If there are missing components or hidden damage, immediately contact your distributor or the delivering
carrier concerning discrepancies.

TOOLS

Installation of your Marley Engineered Products heater is easy . No special technical knowledge is needed; only a few ordinary tools are
required.

Screwdriver Wire stripper
Hammer Wire nuts and general electrical supplies
Saber saw, Keyhole saw, or Jig saw Safety glasses
Electric drill with bit Ruler and straight edge
Wire cutters
All hand tools should be insulated. Power tools should display the UL Listing Mark.

MODEL A564

MODEL B560

MODEL B674W

MODEL B660W

MOUNTING BRACKETS

OUTLET BOX COVER

GRILLE MOUNTING
SPRINGS

GRILLE

COOLING FAN

OUTLET BOX

GRILLE MOUNTING
SPRINGS

GRILLE

COOLING FAN

OUTLET BOX COVER

GRILLE MOUNTING
SPRINGS

GRILLE

LAMP-

HOLDER

LAMPHOLDER

AIR DISCHARGE
OUTLET

OUTLET BOX

GRILLE MOUNTING
SPRINGS

GRILLE

COOLING FAN

LAMP-

HOLDER

LAMPHOLDER

FIG. 1

2

MOUNTING BRACKETS

AIR DISCHARGE
OUTLET

NEW HOME INSTALLA TION

1. Insert 4 mounting brackets with angles pointing away from housing. In approximate location between joists where housing will be
located, drive 2 nails (see dimensions “A” and “B” in Fig. 2) leaving 1/4” of nail projecting. Position one set of brackets over nails and
drop in to place. Extend the remaining mounting brackets to the adjacent joist and repeat nailing procedure. Finish driving nails and
adjust housing between ceiling joists.

Note:The housing can not be adjusted closer than 4”to the side of either joist on 24” O.C. construction.

FIG. 2

MODEL DIMENSION

NUMBER “A”

A564 11 1/4”

B560 11 1/4”
B660W 15 3/8”
B674W 15 3/8”

CEILING DIMENSION

THICKNESS “B”

3/8” 1 1/8”
1/2” 1”
3/4” 7/8”

NOTE: BRACKETS MUST BE NAILED FROM

ABOVE IF CEILING IS IN PLACE.

Ceiling Joist