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Berko HUHAA series Installation, Operation & Maintanance Instructions

Berko HUHAA series Installation, Operation & Maintanance Instructions

Modular unit heaters

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HUHAA Series
Modular Unit Heaters
Installation, Operation & 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 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.
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. 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
Electrical Codes and the heater must be grounded as a precaution
against possible electric shock.
3. Verify the power supply voltage coming to heater matches the
ratings 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.
WARNING
Local
SAVE THESE INSTRUCTIONS
... The Employees of
Marley Engineered Products
!
5. Do not insert or allow foreign objects to enter any ventilation or
exhaust opening as this may cause an electric shock, fire,or dam-
age 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,
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 atmospheres such
as marine, green house or chemical storage areas.
FILE #E21609
d r a p e s ,

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Summary of Contents for Berko HUHAA series

  • Page 1 HUHAA Series Modular Unit Heaters FILE #E21609 Installation, Operation & 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 industry.
  • Page 2 MOUNTING THE HEATER, GENERAL The heater may be mounted to discharge the heated air either THE HEATER MUST BE MOUNTED AT LEAST 7' (2134MM) horizontally or vertically. When the heater is mounted for vertical ABOVE THE FLOOR TO PREVENT ACCIDENTAL CONTACT discharge, it is recommended that the heater be positioned so WITH THE FAN BLADE WHICH COULD CAUSE INJURY.
  • Page 3 Horizontal Discharge (Rod-mount from Ceiling) 7. Each heater has a wiring diagram affixed to the inside of the access door. Consult this diagram before making any field 1. Install four threaded mounting rods in the threaded holes and connections. secure in place using lock nuts. (See Table 2). Important Note - Installation Screw Lug Torque: 2.
  • Page 4 LEAD WIRE 3 PHASE BLOCK HEATER FRONT 3 PHASE BLOCK HEATER FRONT LEAD WIRE "A1" "A1" LEAD WIRE "B1" ELEMENTS ELEMENTS LEAD WIRE CONTACTOR CONTACTOR "B1" POWER TERMINAL BLOCK POWER TERMINAL BLOCK (OR P2) (OR P2) REMOTE SUMMER FAN REMOTE SUMMER FAN SWITCH (HUHAARFS1) SWITCH (MRFS-1) FACTORY-WIRED FOR SINGLE-PHASE POWER...
  • Page 5 Table 4. Specifications IMPORTANT INFORMATION Mounting Basic Model Height Width Depth Weight in (mm) in. (mm) in. (mm) lbs. (kg) HUHAA320 27 (12.2) HUHAA324 27 (12.2) HUHAA327 27 (12.2) HUHAA348 8-1/2 27 (12.2) HUHAA520 (406.4) (355.6) (214.4) 27 (12.2) HUHAA524 27 (12.2) HUHAA527 27 (12.2)
  • Page 6: Limited Warranty

    LIMITED WARRANTY All products manufactured by Marley Engineered Products are warranted against defects in workmanship and materials for one year from date of installation, except heating elements which are warranted against defects in workmanship and materials for five years from date of installation. This warranty does not apply to damage from accident, misuse, or alteration;...