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Model No. UH-524TA
Horizontal / Vertical Unit Heater
(Field Adjustable from 1.9KW @ 208V to 5KW@ 240V)
Installation & Maintenance Instructions
Dear Owner,
Congratulations! Thank you for purchasing this new heater manufactured by a division of Marley
Engineered Products. You have made a wise investment selecting the highest quality product in the heat-
ing industry. Please carefully read the installation and maintenance directions 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.
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.
1. Use minimum 60° copper wire only.
2. Heater air flow must be directed parallel to, or away from,
adjacent walls.
3. Observe wall, floor, and ceiling clearance requirements.
4. All wiring must conform to national and local electrical codes
and the heater must be grounded as a precaution against
possible electrical shock. Heater circuit must be protected
with proper fuses. See Table 1 on page 4.
5. The mounting structure and the anchoring hardware must be
capable of reliably supporting the weight of the heater and, if
used, the mounting bracket.
FILE #E21609
WARNING
!
6. All electrical power must be disconnected at the main service
7. This heater is not suitable for use in hazardous locations as
8. This heater is not suitable for use in corrosive atmospheres
9. This heater must be mounted at least 6 feet (1829 mm) off the
10. This unit only operates on 240 or 208 volts AC. Improper
SAVE THESE INSTRUCTIONS
1
... The Employees of
Marley Engineered Products
box before installing, inspecting, cleaning or servicing the
heater. This is a precaution to prevent serious electrical
shock.
defined by the National Fire Protection Association (NFPA).
This heater has hot and arcing (sparking) parts inside. Do not
use in areas where gasoline, paint, or flammable liquids
are used or stored.
such as marine green houses or chemical storage areas.
floor.
installation or failure to follow the procedures outlined in this
instruction manual can result in serious electrical shock.
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Summary of Contents for Marley UH-524TA
- Page 1 Engineered Products. You have made a wise investment selecting the highest quality product in the heat- ing industry. Please carefully read the installation and maintenance directions 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.
- Page 2 Tools Needed Locate a stud in the ceiling and attach the mounting bracket to You will need the following tools to install your UH-524TA the ceiling joist as shown in figures 3-A or 3-B. You will need to electric heater: remove the mounting bracket from the heating unit by loosening •...
- Page 3 Figure 7 for a few minutes. LIMIT Automatic Fan Delay: The UH-524TA has an automatic fan delay. When the thermostat calls for heat, fan action is delayed ELEMENT momentarily until the heating elements warm. This prevents the CONT.
- Page 4 Marley authorized service center or the Marley Engineered Products Service Center, and we will repair or replace, at our option, at no charge to you with return freight paid by Marley. It is agreed that such repair or replacement is the exclusive remedy available from Marley Engineered Products.
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