4
GM40 TROUBLEShOOTING GUIDE
ORANGE
POWER
GREEN
STATUS
S1
S
etting:
120V
: A
LL
ON
200V - 240V
: 1 & 3
ON
277V
: A
LL
OF
F
S1
PROBLEM: LOAD (Lights/Pumps/Motor, etc.) does not turn ON
1. Check ORANGE Power LED, if ON it indicates power is applied to GM40.
2. Verify correct input voltage DIP switch setting (refer to page 1).
3. Check voltage across terminals L1 and L2/N with Multi-meter.
4. Slide manual override switch (located on right side of timer module) up.
The GREEN LED should illuminate indicating that the output should be ON.
5. Check wiring (refer to page 3).
PROBLEM: LOAD (Lights/Pumps/Motor, etc.)
does not turn OFF
1. Verify manual override switch is set to the middle position.
2. Verify correct programming dial (refer to page 2).
3. Slide manual override switch (located on right side of timer module) down.
The GREEN LED should turn OFF indicating that the output should be OFF.
gREEN LED
Illuminated when GM40
output is ON
ORANgE LED
Illuminated when power is
applied to the GM40
Trippers are “IN”
Indicates
Output is OFF
GREEN LED – OFF
Trippers are “OUT”
Indicates
Output is ON
GREEN LED – ON
GM40 CONTACT TERMINALS TRANSITION
White arrow on timer module points to current time.
TIMER
T
COM2
NO2
NC2
COM
NO
NC
L2/N
L1
Status of Contacts
Note: Power must be applied across terminals L1 and L2/N in order for contacts to transition.
Status of Contacts
TIMER
T
COM2
NO2
NC2
COM
NO
NC
L2/N
L1
158--01014-REVA
INTERMATIC INCORPORATED
Spring Grove, IL 60081-9698
www.intermatic.com
LIMITED ONE YEAR WARRANTY
If 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-
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. For warranty service go to: http://
www.intermatic.com or call 815-675-7000.
