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Unit

  

Coolers

Troubleshooting Guide

3885 Crestwood Pkwy., Ste. 500  •  Duluth, Georgia 30096

www.htpg.com  

•  Phone:

 800-288-9488, 

256-259-7400  •  Fax: 256-259-7478

A member of the Rheem family of brands

HTPG-EN-TG0821

Summary of Contents for HTPG EcoNet Series

Page 1: ...Unit Coolers Troubleshooting Guide 3885 Crestwood Pkwy Ste 500 Duluth Georgia 30096 www htpg com Phone 800 288 9488 256 259 7400 Fax 256 259 7478 A member of the Rheem family of brands HTPG EN TG0821...

Page 2: ...via display under Status Outputs Aux Relay 1 Aux Relay 2 Relay operation for fan speed control is as follows Aux Relay 1 ON Full Speed Aux Relays 1 2 ON Half Speed Aux Relays 1 2 OFF Fans off If dama...

Page 3: ...g properly proceed to verify defrost cycle duration on the controller display go to Status Defrost Last Defr Time Also force a defrost and wait for it to finish to take note of the duration Low Profil...

Page 4: ...Settings System Enable and verify that all the controllers in the group are set to YES Verify software version at each controller on the display by navigating to Service So ware Version Every control...

Page 5: ...ment Network Instance Make sure that communication wires from E1 and E2 terminals at the Command Center mounting bracket are securely connected at the E1 and E2 terminals respectively on the first con...

Page 6: ...art of initial startup of the controller 4 If the valve does not make any noise a Verify connection to the valve is secure and that the 4 pins on the valve are not bent b Verify that the wiring harnes...

Page 7: ...6 With the meter test leads touching pins 1 and 3 when the controller signals that the output to the valve reached the desired position between 35 and 65 visible via Status EXV the meter should read a...

Page 8: ...L MNOL J PI QJ L S NT UV L MI W X YV Y PI QJ L Z L MN NT _ I L aL X I b L c d e g h i j k lV YQL T Nm n L o MI W X YV Y p L T I J S L YoL T I V T L qV T X p I J J rstu v rstu w rstu x y z u y u z e y...

Page 9: ...6 5 0 8 6 6 4 8 9 0 70 2 5 6 6 8 8 9 76 8 6 5 0 8 6 8 9 5 6 5 6 6 5 6 6 8 6 5 6 8 9 MN 8 8 9 5 0 8 8 6 I O O 0 8 6 8 9 P Q R 5 8 6 N4 85 0 5 6 S70 8 2 T 6 8 9 5 5 9 6 4 2 58 5 0 8 0 0 9 8 6 5 P 5 0 8...

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