Qmark CWH 3000 User Manual

CWH 3000
(Series B)
Fan Forced
Wall Heaters
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. TO REDUCE RISK OF FIRE OR ELECTRIC
SHOCK:
1. Disconnect all power coming to heater at main service panel
before wiring or servicing.
2. All wiring must be in accordance with the National and Local
Electrical Codes and the heater must be grounded.
3. Verify the power supply voltage coming to heater matches the rat-
ings printed on the heater nameplate before energizing.
4. This heater is hot when in use. To avoid burns, do not let bare
skin touch hot surfaces.
5. Do not insert or allow foreign objects to enter any ventilation or
exhaust opening as this may cause an electric shock, fire, or
damage to the heater.
6. Do not block air intakes or exhaust in any manner. Keep com-
bustible materials, such as crates, drapes, etc., away from
heater. Do not install behind doors, furniture, towels, or boxes.
7. A heater has hot and arcing (sparking) parts inside. Do not use
it in areas where gasoline, paint, or flammable liquids are used
or stored.
8. Use this heater only as described in this manual. Any other use
not recommended by the manufacturer may cause fire, electric
shock, or injury to persons.
9. This heater is not approved for use in corrosive atmospheres,
such as marine, green house, or chemical storage areas.
10. Do not install heater upside down or sideways. Do not use
heater without grille.
11. For wall mounting only. Do not install heater closer than
8” (203 mm) to the floor or any adjacent wall surface. Do not
install closer than 36” (915 mm) to the ceiling.
WARNING
SAVE THESE INSTRUCTIONS
!
1
5-25/32"
(400mm)
1
9-3/16"
(
487mm)
1
8-1/4"
(464mm)
3
-3/4"
(95mm)
1-1/2"
(
38mm)
Installation & Maintenance Instructions
Dear Owner,
Congratulations! Thank you for purchasing this new heater manufactured by Marley Engineered
Products. You have made a wise investment selecting the highest quality product in the heating indus-
try. 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
1
FILE #E21609

Qmark CWH 3000 Specifications

General

Brand	Qmark
Model	CWH 3000
Category	Heater
Power	3000 Watts
Voltage	240V
Thermostat	Built-in Thermostat
Safety Features	Overheat protection
Mounting	Wall

Summary

Installation & Maintenance Instructions

Safety Warnings

Critical safety precautions for installation and operation to prevent fire, electric shock, or injury.

Installation of Recessed Back Box in New Construction

Step-by-step guide for installing the back box in new wall construction for the heater.

Installation of Recessed Back Box in Existing Construction

Instructions for installing the back box in existing walls, requiring a pre-cut opening.

Installation of Back box with Surface-Mounting Frame

Guide for mounting the heater using a surface-mounting frame, not recessed installation.

Wiring Diagrams

Electrical wiring schematics for various heater models and voltage configurations.

Maintenance and Safety Reset

Procedures for cleaning the heater and resetting the manual thermal limit control.

Operation

Instructions on how to operate the heater, including thermostat settings and fan-only mode.

Replacement Parts

List of available replacement parts with their corresponding part numbers for the heater.

Reference Data

Technical specifications and data for different heater models, including voltage and wattage.

Limited Warranty Information

Details of the product warranty, coverage, exclusions, and how to obtain service.