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Electric Space
Installation & Maintenance Instructions
SPECIFICATIONS: UH724ST
Heater Rating and Voltage
•7500 W @ 240V
6250W @ 240V
5000W @ 240V
3750W @ 240V
•5625W @ 208V
4685W @ 208V
3750W @ 208V
2812W @ 208V
• Heater is shipped from factory wired for these wattages. Heater can be field adjusted to the other wattages. Refer to "Adjusting the Heat Output" on page 4.
•• 48" (1219mm) when heater air flow is between 45° downward and vertical.
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.
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
UH Series
Heater
BTU per
Phase
Contactor
Hr.
Built-in
BTUH
25,598
21,331
1
Yes
17,065
12,799
19,198
15,990
1
Yes
12,799
9,598
!
SAVE THESE INSTRUCTIONS
Mounting Height, ft. (mm)
Vertical Installation
Horizontal Installation
Min.
Max.
Min.
6'
11'
6'
(1829)
(3353)
(1829)
6'
11'
6'
(1829)
(3353)
(1829)
WARNING
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.
6.
All electrical power must be disconnected at the main service box
before installing, inspecting, cleaning or servicing the heater. This
is a precaution to prevent serious electrical shock.
FILE #E21609
Min. Distance from
Horizontal Air
Mounting Hole to
Throw, ft. (mm)
Wall, in (mm)
Max.
8'
18'
(2439)
(5486)
8'
18'
(2439)
(5486)
••13"
(330)
••13"
(330)
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Summary of Contents for Marley UH Series
-
Page 1: Save These Instructions
UH Series Electric Space Heater FILE #E21609 Installation & Maintenance Instructions SPECIFICATIONS: UH724ST Mounting Height, ft. (mm) Min. Distance from Heater Rating and Voltage BTU per Phase Contactor Horizontal Air Vertical Installation Horizontal Installation Mounting Hole to Built-in Throw, ft. (mm) - Page 2 6 feet (1829mm), the maximum mounting Tools Needed height is 11 feet (3353mm). When the air flow of the heater is You will need the following tools to install your UH Series directed horizontally the minimum mounting height is 6 feet electric heater:...
- Page 3 Mounting the Bracket Connect the wire to the power terminal block located in the base Locate a stud in the ceiling and attach the mounting bracket to the of the heater (See Fig. 5). ceiling joist as shown in figures 3-A or 3-B. You will need to Fig.
- Page 4 ADJUSTING AIR FLOW DIRECTION Fig. 7 You can adjust the direction of air flow by: A. Turning the unit. If the unit has been installed with a single lag bolt, as shown in Figure 6, HI LIMIT simply turn the entire unit as needed to adjust ELEMENT air flow.
- Page 5 Remove dust or lint with a soft brush or a vacuum cleaner. Replace protective grille (See Fig. 9). Replace the louver housing and tighten the Phillips head screws. TABLE 2. REPLACEMENT PARTS FOR UH SERIES ELECTRIC HEATERS QUANTITY KEY NO. DESCRIPTION...
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Page 6: Limited Warranty
Marley Engineered Products Service Center.Within the limitations of this warranty, inoperative units should be returned to the nearest 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.
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