Qmark MUH Series Installation, Operation & Maintenance Instructions Manual
MUH Series
Modular Unit 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 mounting time to a minimum.
To reduce risk of fire or electric shock:
1. To prevent electrical shock, 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 as
a pre-caution against possible electric shock.
3. Verify the power supply voltage coming to heater matches
the ratings printed on the heater name plate before energiz-
ing.
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. To prevent a possible fire, do not block air intakes or
exhaust in any manner. Keep combustible materials, such
as crates,
drapes, etc., away from heater. Do not install
behind door, furniture, towels, or boxes.
7. A heater has hot and arcing or sparking parts inside. Do not
use it in areas where gasoline, paint or flammable liquids
are 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 atmos-
pheres such as marine, green house or chemical storage
areas.
SAVE THESE 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 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
Installation, Operation & Maintenance Instructions
WARNING
FILE #E21609