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GM40AVE SERIES TROUBLESHOOTING GUIDE 

PROBLEM:  LOAD (Lights/Pumps/Motors, etc) will NOT turn ON or OFF

Some terminals in the Time Switch may be energized even if the yellow and green LED 

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indicators are OFF.  

Check all terminals and wires with an appropriate voltage checker before touching.

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LIMITED ONE YEAR WARRANTY 

I

f within the warranty period specified, this product fails due to a defect in material or workmanship, Intermatic 

Incorporated will repair or replace it, at its sole option, free of charge. This warranty is extended to the original 

purchaser only and is not transferable. This warranty does not apply to: (a) damage to units caused by accident, 

dropping or abuse in handling, acts of God or any negligent use; (b) units which have been subject to unauthorized 

repair, opened, taken apart or otherwise modified; (c) units not used in accordance with instructions; (d) damages 

exceeding the cost of the product; (e) sealed lamps and/or lamp bulbs, LED’s and batteries; (f) the finish on any 

portion of the product, such as surface and/or weathering, as this is considered normal wear and tear; (g) transit 

damage, initial installation costs, removal costs, or reinstallation costs.

INTERMATIC INCORPORATED WILL NOT BE LIABLE FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES. 

SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF INCIDENTAL OR CONSEQUENTIAL 

DAMAGES, SO THE ABOVE LIMITATION OR EXCLUSION MAY NOT APPLY TO YOU. THIS WARRANTY IS IN 

LIEU OF ALL OTHER EXPRESS OR IMPLIED WARRANTIES. ALL IMPLIED WARRANTIES, INCLUDING THE 

WARRANTY OF MERCHANTABILITY AND THE WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE, 

ARE HEREBY MODIFIED TO EXIST ONLY AS CONTAINED IN THIS LIMITED WARRANTY, AND SHALL BE OF 

THE SAME DURATION AS THE WARRANTY PERIOD STATED ABOVE. SOME STATES DO NOT ALLOW 

LIMITATIONS ON THE DURATION OF AN IMPLIED WARRANTY, SO THE ABOVE LIMITATION MAY NOT 

APPLY TO YOU. 

This warranty service is available by either (a) returning the product to the dealer from whom the unit was pur

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chased, or (b) completing a warranty claim on line at www.intermatic.com. This warranty is made by: Intermatic 

Incorporated Customer Service/7777 Winn Rd., Spring Grove, Illinois 60081-9698 / 815-675-7000 

http://www.intermatic.com

 

        WARNING

Verify that all wiring connections are correct. (Refer to wiring diagram on page 3)

1. 

Check the YELLOW Power LED. If ON, it indicates that power is applied to the GM40AVE.   

2. 

NOTE

:  The relays in the GM40AVE will not operate if AC power is not present.

Check the status indicator on the LCD screen. If it indicates OFF 1    , press the + key one time. 

3. 

This will turn both loads ON 1      .

Check for correct voltage at terminals (NO) and/or (NO2).

4. 

Check the status indicator on the LCD screen. If it indicates ON 1     , press the + key one time. 

5. 

This will turn both loads OFF 1    .

Check for correct voltage at terminals (NO) and/or (NO2).

6. 

Verify that the programming is correct. Refer to the supplemental programming instruction 

7. 

manual included with this unit.

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