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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

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.

Installation & Maintenance Instructions

SAVE THESE INSTRUCTIONS

UH Series

Electric Space

Heater

WARNING

!

FILE #E21609

• 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.

Heater Rating and Voltage

•7500 W @ 240V

6250W @ 240V

5000W @ 240V

3750W @ 240V

1

25,598

21,331

17,065

12,799

Yes

6'

(1829)

11'

(3353)

6'

(1829)

8'

(2439)

18'

(5486)

••13"

(330)

1

19,198

15,990

12,799

9,598

Yes

6'

(1829)

11'

(3353)

6'

(1829)

8'

(2439)

18'

(5486)

••13"

(330)

•5625W @ 208V

4685W @ 208V

3750W @ 208V

2812W @ 208V

Horizontal Air

Throw, ft. (mm)

Min. Distance from

Mounting Hole to

Wall, in (mm)

Min.

Vertical Installation

Horizontal Installation

Mounting Height, ft. (mm)

Max.

Min.

Max.

Contactor

Built-in

Phase

SPECIFICATIONS: UH724ST

BTU per

Hr.

BTUH

Summary of Contents for UH Series

Page 1: ...sed 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 Installation Maintenance Instructions SAVE THESE INSTRUCTIONS UH Series Electric Space Heater WARNING FILE E21609 Heater is shipped from factory wired for these wattages Heater can be fiel...

Page 2: ... for proper supply wire selection Proper size fuses and circuit breakers in accor dance with the National Electrical Code Also see Table 1 page 4 Note For certain applications conduit may be required see Fig 1 Check local electrical codes Also if you run the wiring in conduit and wish to be able to turn the heater be sure to pur chase enough flexible conduit to allow the heater to be turned INSTAL...

Page 3: ...red comfort level rotate thermostat knob counter clockwise until the thermostat clicks off Note that the fan delay will keep the fan running until the elements cool Heater will cycle on and off to maintain room temperature NOTE THE FIRST TIME YOU OPERATE THE UNIT IT MAY SMOKE SLIGHTLY THIS IS DUE TO THE RESIDUAL CLEAN ING AGENTS USED TO CLEAN THE ELEMENT WHEN THE HEATER IS MANUFACTURED THIS IS NOR...

Page 4: ...ntenance With proper care your electric heater should last a lifetime but seasonal cleaning is recommended to maintain the efficiency of the heater Cleaning the Heating Element To clean the heating element loosen but do not remove the four Phillips head screws located behind the louvers in the corners of the louver housing See Fig 8 page 5 TO PREVENT POSSIBLE ELECTRIC SHOCK DIS CONNECT POWER TO TH...

Page 5: ...qlyElyoExzâzá ÉázâpnâtépErátww Fig 9 5 spl âtyrEpwpxpyâ Heating Element Bezel Assembly Louver Housing Fig 8 TABLE 2 REPLACEMENT PARTS FOR UH SERIES ELECTRIC HEATERS QUANTITY KEY NO DESCRIPTION PART NUMBER UH724 1 Element 302006810 1 2 Motor 3900 2008 000 1 3 Fan Control Assembly 410148000 1 4 High Temp Limit Control 410027000 1 5 Thermostat 5813 2050 000 1 6 Thermostat Knob 3301 2014 006 1 7 Motor...

Page 6: ...Products THE ABOVE WARRANTIES ARE IN LIEU OF ALL OTHER WARRANTIES EXPRESSED OR IMPLIED AND ALL IMPLIED WARRANTIES OF MER CHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE WHICH EXCEED THE AFORESAID EXPRESSED WARRANTIES ARE HEREBY DISCLAIMED AND EXCLUDED FROM THIS AGREEMENT MARLEY ENGINEERED PRODUCTS SHALL NOT BE LIABLE FOR CONSEQUENTIAL DAMAGES ARISING WITH RESPECT TO THE PRODUCT WHETHER BASED UPO...

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