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Table 4. Specifications

IMPORTANT INFORMATION

5

Mounting

Basic Model

Height

Width

Depth

Weight

No.

in (mm)

in. (mm)

in. (mm)

lbs. (kg)

HUHAA320

27 (12.2)

HUHAA324

27 (12.2)

HUHAA327

27 (12.2)

HUHAA348

16

14

8-1/2

27 (12.2)

HUHAA520

(406.4)

(355.6)

(214.4)

27 (12.2)

HUHAA524

27 (12.2)

HUHAA527

27 (12.2)

HUHAA548

30 (13,6)

HUHAA720

38 (17.2)

HUHAA724

38 (17.2)

HUHAA727

38 (17.2)

HUHAA748

21-3/4

19

8-1/2

38 (17.2)

HUHAA1020

(552.5)

(482.6)

(214.4)

38 (17.2)

HUHAA1024

38 (17.2)

HUHAA1027

38 (17.2)

HUHAA1048

38 (17.2)

HUHAA1520

53 (24.0)

HUHAA1524

53 (24.0)

HUHAA1548

21-3/4

19

13-3/4

53 (24.0)

HUHAA2020

(552.5)

(482.6)

(346.8)

60 (27.2)

HUHAA2024

60 (27.2)

HUHAA2048

60 (27.2)

HUHAA2524

93 (42.3)

HUHAA2548

30

26-5/8

13-3/4

93 (42.3)

HUHAA3020

(76.2)

(676.4)

(346.8)

93 (42.3)

HUHAA3024

93 (42.3)

HUHAA3048

93 (42.3)

HUHAA4024

119 (54.0)

HUHAA4048

30

26-5/8

18-1/8

119 (54.0)

HUHAA5020

(76.2)

(676.4)

(457.2)

119 (54.0)

HUHAA5024

119 (54.0)

HUHAA5048

119 (54.0)

MODEL NO.  

HUHAA324

DATE CODE  

0395

MFG. NO.

VOLTS AC

KILOWATTS

PHASE

60 HZ

208 / 240

2.2 /3

1

MOTOR

CONTROL

VAC

AMP

VAC

208/240

.25

208/240

AIR

MINIMUM MOUNTING CLEARANCE

FLOW

SIDE

BACK

CEILING

FLOOR

HORIZ.

6"

9.5"

2"

7'

VERT.

18"

18"

6"

7'

WARNING: DO NOT TURN LOUVERS ABOVE LEVEL OF THE UNIT.  
DISCONNECT POWER BEFORE SERVICING.  IF EXTERNAL CONTROL IS
USED, ALSO DISCONNECT EXTERNAL POWER SUPPLY.

MARLEY ENGINEERED PRODUCTS
BENNETTSVILLE, SC  29512 

4104-2088-001

NAMEPLATE

774G LISTED

ROOM HEATER

Summary of Contents for HUHAA series

Page 1: ...fire do not block air intakes or exhaust in any manner Keep combustible materials such as crates d r a p e s 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 th...

Page 2: ...all and ceiling clearances before mounting heater The heater may be mounted for either vertical or horizontal dis charge by the use of threaded rods Refer to Table 2 for thread ed rod sizes required Observe the detailed procedures in the following installation instructions The heater may also be suspended from the wall or ceiling by means of an optional mounting bracket type HUHAAB or HCMB which p...

Page 3: ...hese units are factory wired for single phase operation If these heaters are for use with three phased power recon nect the wires as indicated in the wiring diagram attached to the heater Additional information can be found by looking at the wiring illustrations in Figures 3a and 3b and following the directions shown below On models HUHAA520 HUHAA524 HUHAA720 HUHAA724 HUHAA1020 and HUHAA1024 Figur...

Page 4: ...OVERY AT OR REMOTE H HUHAARFS2 REMOTE SUMMER FAN SWITCH HUHAARFS 1 OR SUMMER FAN SWITCH HUHAAFS MANUAL HUHAA MT 2 HUHAA MT 1 HUHAA MT 2 Figure 4 Control Terminal Board for Heaters Without Contactors NOTES 1 THIS STYLE CONTROL TERMINAL BOARD USED WITH MODELS HUHAA320 HUHAA324 HUHAA327 HUHAA520 HUHAA524 HUHAA527 2 WHEN UNIT IS WIRED FOR SINGLE PHASE JUMPER H1 TO H2 IF SINGLE POLE THER MOSTAT IS USED...

Page 5: ...27 2 HUHAA2024 60 27 2 HUHAA2048 60 27 2 HUHAA2524 93 42 3 HUHAA2548 30 26 5 8 13 3 4 93 42 3 HUHAA3020 76 2 676 4 346 8 93 42 3 HUHAA3024 93 42 3 HUHAA3048 93 42 3 HUHAA4024 119 54 0 HUHAA4048 30 26 5 8 18 1 8 119 54 0 HUHAA5020 76 2 676 4 457 2 119 54 0 HUHAA5024 119 54 0 HUHAA5048 119 54 0 MODEL NO HUHAA324 DATE CODE 0395 MFG NO VOLTS AC KILOWATTS PHASE 60 HZ 208 240 2 2 3 1 MOTOR CONTROL VAC A...

Page 6: ... Products THE ABOVE WARRANTIES ARE IN LIEU OF ALL OTHER WARRANTIES EXPRESSED OR IMPLIED AND ALL IMPLIED WARRANTIES OF MERCHANTABILITY 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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