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Troubleshooting, Maintenance – KMC Controls REE-5002 User Manual

Page 2

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© 2010 KMC Controls, Inc.

810-019-03F

KMC Controls, Inc.

19476 Industrial Drive

New Paris, IN 46553

574.831.5250

www.kmccontrols.com

[email protected]

Maintenance

No routine maintenance is required, however protec-

tion from extremes of humidity and dirt is recom-

mended. Careful installation will also ensure long

term reliability and performance.

NOTE: For more information

about this CSP-5001

and CTE-5101 example,

see the CSP-5001/5002

VAV Flow Controller-

Actuators Application

Guide.

NOTE: Triac outputs

are for 24

VAC loads only.

NOTE: The phase side of the

transformer connects

to the “common”

side of the load

(contactors)

.

Stage Status

Normal Triac Voltage (Approximate, and With Load)

Across

Load

(Terminal

~/Phase to

Terminal Fan, 1, or 2)

Across

Triac

(Terminal

–/Neutral to

Terminal Fan, 1, or 2)

On

24 VAC

1 VAC

Off

0 VAC

24 VAC

Troubleshooting

• Check the wiring.
• Check the voltage from the thermostat/control-

ler (measured from Terminal T to Terminal –/

Neutral). (See the voltage charts above and on the

previous page.)

• Check the voltage across the triac and load. (See

the chart below.)

CSP–5001

Controller-Actuator

H

~

16

V

DC

I

N

O

U

T

–

–

L

24 VAC

REE–5002 Relay Module

~

–

24

V

A

C

Fan

1

2

Stages

X

T

Load

24 VAC @ 34 VA

~

–

24 VAC Contactors

(10 VA Max. per Stage)

(To Flow Sensor)

–

12

V

V1 T3 R1 T1

A

+

CTE–5101 Thermostat

Jumper

*Fan

(

Colder

Room Temperature

Warmer

)

T3 Signal

Cooling

Max.

Cooling Min.

T1 Signal

Setpoint

5 V

1 V

3V

#2 #1

10 V

8 V