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Marley TA1A Single Pole Thermostat Instruction Manual

6

Line Voltage Thermostat Accessories

Single & Double Break

Installation Instructions

NOTE: Accessories described in this instruction manual are

intended for use with Marley Engineered Products 1800, 1900,

2500, 2600, C1800 and C2500 Series Model C baseboard

heaters only.

SPECIFICATIONS

3. If the thermostat is controlling more than one heater, the

total of all heater amperage ratings (Table 1) cannot

exceed 22 amps at 120 volts AC thru 277 volts AC, 15.5

amps at 347 volts AC or 10 amps at 600 volts AC, Refer to

Table 2 for correct wire, circuit breaker, or fuse sizing.

4. Connect thermostat to baseboard heater and power wiring

per wiring diagram using properly sized listed wire nuts.

5. Fold wires back into wiring compartment making sure bare

ground wire does not contact terminals of thermostat and

install the thermostat assembly in place of the discarded

compartment cover.

Electrical

Ratings

Model No. Description

22 A

120 /277 VAC

TA1A *

TA1TP *

Single Break

Single Break, Tamper Proof

15.5 A-347 V

10 A-600 V

TA2A *

Double Break

TA2TPA * Double Break, Tamper Proof

* Followed by WC or NWC suffix.

Suffix should match heater suffix.

6. Reconnect power at main fuse or circuit breaker

distribution panel.

WARNING

OPERATION CHECK

This instruction sheet contains vital information for the proper

installation and use of the accessories described herein. care-

fully read this manual before installation, operation, or service of

the accessory. Failure to follow these instructions could result

in fire, electric shock, death, serious personal injury, or property

damage. Save these instructions for reference by future users.

1. After your electric baseboard heating system has

been completely installed, all thermostats, whether mount-

ed on the wall or in the baseboard, should be turned to

LOW or NO HEAT. Then turn on breakers or install fuses.

Wait 3 to 5 minutes and check to see that none of the

heaters are operating. Should any of the heaters be oper-

ating, disconnect power and check your wiring. If none

are operating then turn the thermostats to the highest

position and wait another 3 to 5 minutes. Then check to

see that all heaters are in operation. Should any not be

operating, again disconnect power and check your wiring.

2. Allow entire system to operate steadily for 1/2 hour.

This should remove all residue from manufacturing. (Some

smoking may occur).

WARNING: HAZARD OF FIRE OR ELECTRIC SHOCK.

1. Be sure electric power is disconnected at main fuse or

circuit breaker distribution panel before installation or

servicing.

2. The installation must comply with all Local and National

Electrical Codes and utility requirements.

3. Select the setting for your comfort on all thermostats.

4. Your electric heating system has many advantages, one

of which is zone or room by room control. If you desire to

keep a seldom used room at a lower temperature this may

be done by lowering the thermostat setting and closing the

door. However, DO NOT try to control different rooms at

different temperatures unless the doors are kept closed.

This will tend to increase operating cost and decrease

comfort. It is advisable, if rooms are kept open, that all

thermostats have the same setting. By following these

instructions you will enjoy greater comfort.

3. Refer to installation instructions provided with the heater

when installing these accessories.

4. Check accessory and heater nameplate to verify power

requirements match power supply coming to heater and

accessory. Make sure total power requirements do not

exceed ratings of accessory.

INSTALLATION

NOTE: It is recommended that no more than one thermostat

be used in each room (or area).

1. The thermostat can be installed in either end of the heater

that the power wiring is brought into.

2. Remove selected wiring compartment cover (Figure 1)

and discard.

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General	Details
Name	Marley TA1A Single Pole Thermostat Instruction Manual
Make	MARLEY
Language	English
Filetype	PDF (Download)
File size	0.13 MB

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Marley TA1A Manual: Questions and Answers

What is the amperage rating of the Marley TA1A thermostat?

22 amps at 120 volts AC through 277 volts AC. Instruction Manual, p. 1

What is the difference between Marley TA1A and TA2A thermostats?

Single break versus double break.

Model	Type
TA1A	Single Break
TA2A	Double Break

Instruction Manual, p. 1

How long should the Marley TA1A system operate before checking heater operation during setup?

Wait 3 to 5 minutes after turning thermostats to LOW or NO HEAT, then another 3 to 5 minutes after setting to the highest position. Instruction Manual, p. 1

Can I control different rooms at different temperatures with the Marley TA1A if doors remain open?

No. Operating different rooms at different temperatures without closed doors increases operating cost and decreases comfort. Keep all thermostats at the same setting when rooms are open. Instruction Manual, p. 1