Marley 542 Installation & Maintenance Instructions Manual Download Page 6

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;  nor  where  the  connected  voltage  is  more  than  5%  above  the  nameplate  voltage;  nor  to  equipment
improperly installed or wired or maintained in violation of the product’s installation instructions. All claims for warranty work must be accompanied by proof of
the date of installation.

The customer shall be responsible for all costs incurred in the removal or reinstallation of products, including labor costs, and shipping costs incurred to return
products to 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 Center, and we will repair or replace, at our option, at no charge to you with return freight paid
by Marley. It is agreed that such repair or replacement is the exclusive remedy available from Marley Engineered 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 DIS-
CLAIMED AND EXCLUDED FROM THIS AGREEMENT. MARLEY ENGINEERED PRODUCTS SHALL NOT BE LIABLE FOR CONSEQUENTIAL DAMAGES
ARISING WITH RESPECT TO THE PRODUCT, WHETHER BASED UPON NEGLIGENCE, TORT, STRICT LIABILITY, OR CONTRACT.

Some states not do allow the exclusion or limitation of incidental or consequential damages, so the above exclusion or limitation may not apply to you. This
warranty gives you specific legal rights, and you may also have other rights which vary from state to state.

For  the  address  of  your  nearest  authorized  service  center,  contact  Marley  Engineered  Products  in  Bennettsville, SC,  at  1-800-642-4328.  Merchandise
returned to the factory must be accompanied by a return authorization and service identification tag, both available from Marley Engineered Products. When
requesting return authorization, include all catalog numbers shown on the products.

HOW TO ORDER REPAIR PARTS

In order to obtain any needed repair or replacement

parts,  warranty  service  or  technical  information,  please
contact Marley Engineered Products Service Center toll-
free by calling  1-800-642-HEAT. 

When ordering repair parts, always give the informa-

tion listed as follows:

1. The Part Number 
2. The Model Number 
3. The Part Description
4. Date of Manufacture

04/02

Part No. 5200-2069-009

ECR 35011

6

MODEL NO.   

557

DATE CODE: 

1195

CEILING HEATER FAN DECK

BÀTI DU VENTILATEUR, APPAREIL DE PLAFOND

VOLTS 

WATTS

AMPS

277VAC

5000

18.1

FOR SUPPLY CONNECTIONS USE NO. 10AWG
OR LARGER WIRES SUIT ABLE FOR 90°CMIN.

UTILISER UN CÁBLE D´ALIMENTATION D´AU MOINS
NO. 10AWG CONVENANT À UNE TEMPERATURE 
D´AU MOINS 90°C.

MARLEY ENGINEERED PRODUCTS
BENNETTSVILLE, SC  29512

4104-2062-005

774G LISTED

AIR HEATER

NAMEPLATE

SPECIFICATIONS

Surface mounting enclosure - to be used with above heater sections.  Dim:  20” (508mm) L x 
16-1/2” (419mm) W x 5-3/4” (146mm) D.

Recess mounting enclosure - to be used with above heater sections.  Dim:  23-3/4” (603mm) L x
23-3/4” (603mm) W x 7” (177mm) D.

Cat. No.

-548
-542
-547
-558
-552
-557

-SEA

-REA

Heater
Section
Only

Heater
Section
Only

Kw1

4/3/2

5/3.8/2.5

BTU/Hr. (600)

13.7/10.2/6.8

17.2/13.0/8.5

Volts

208
240
277

208
240
277

Phase

2

1 - 3
1 - 3

1

1 - 3
1 - 3

1

CFM

283

(133,5
dm

3

/s)

283

(133,5
dm

3

/s)

°F (°C)

4

51

(28,3)

45

(25)

Amps

3

19.2/14.4/9.6
16.7/12.5/8.3
14.5/10.8/7.2

20.8/15.8/10.4
20.8/15.8/10.4

18.1/13.7/9.0

Factory wired for highest wattage, field convertible to lower wattages.

Factory wired 1Ø, field convertible to 3Ø.

On dual phase units, maximum amp draw is listed.

Temperature difference at highest rated wattage.

IMPORTANT INFORMATION

-T

-24

-R12

-DS

-TK

-TR4

-TR7

Thermostat SPST - Range 40 to 95°F (4 to 35°C).

5

Relay (Time Delay 45 - 60 sec. to close when energized) requires 24 volt supply from remote source.

Relay (Time Delay 45 - 60 sec. to close when energized) requires 120 volt supply from remote source.

Power Disconnect Switch (3-Pole) 30 amps, 600 volts, 1Ø, 60 Hz.

Trim Ring for mounting on permanent ceiling (can not be factory installed).

208/240 V Primary Transformer/24 V sec. and 24 V holding coil control relay.

277 V Primary Transformer/ 24 V sec. and 24 V holding coil control relay.

Acc.

Field Installed Kits

SPX Corporation
470 Beauty Spot Rd. East
Bennettsville, SC  29512 USA

Summary of Contents for 542

Page 1: ...n any manner Keep combustible materials such as crates drapes etc away from heater 7 A heater has hot and arcing sparking parts inside Do not use it in areas where gasoline paint or flammable liquids are stored 8 This heater is not approved for use in corrosive atmos pheres such as marine green house or chemical storage areas 9 The heater enclosure must be securely mounted to ceil ing or framing c...

Page 2: ...th the control IMPORTANT Field Conversion for Lower Wattage Rating Figure 12 To convert the heater to a lower wattage rating completely remove one 1 red jumper wire from one heating element for 25 wattage reduction Completely remove two 2 red jumper wires for a 50 wattage reduction Discard the jumper s Be sure the remaining wires are securely connected Conversion for 3Ø Installation Heater is fact...

Page 3: ...le to three phase voltage refer to Electrical Wiring Figure 12 page 5 8 Position the heater section over the studs in the recess mounting box Figure 3 NOTE The end of the heater section with the terminal block must be positioned at the end of the recess mounting box where the supply wiring enters 9 Push the heater section on to the studs and securely tighten four nuts supplied on the studs to secu...

Page 4: ...mounting box Figure 8 NOTE The end of the heater section with the terminal block must be positioned at the end of the recess mounting box where the supply wiring enters 13 Push the heater section onto the studs and securely tighten four nuts supplied on the studs to secure the heater section to the recess mounting box Figure 8 14 Connect the ground wire to the green ground screw on the recess moun...

Page 5: ...g air to flow from the center of the heater 2 After the operational check set the thermostat to obtain the desired comfort level NOTE Heater contains a fan delay on shut down The fan energizes immediately when the thermostat turns on the elements Fan will operate for a short time after the heating ele ments are turned off approx 1min TO WIRE 3Ø REFER TO STANDARD WIRING DIAGRAM COMPLETELY REMOVE BL...

Page 6: ...g both available from Marley Engineered Products When requesting return authorization include all catalog numbers shown on the products HOW TO ORDER REPAIR PARTS In order to obtain any needed repair or replacement parts warranty service or technical information please contact Marley Engineered Products Service Center toll free by calling 1 800 642 HEAT When ordering repair parts always give the in...

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