Wayne-Dalton GSM-12 - Manual (Page 13)

13 You can reach us Toll Free 1-800-676-7734 for Consumer Assistance
or online at www.waynedalton.com
Service
Unit contains no user serviceable parts. Contact your dealer or
Wayne-Dalton customer support for additional information.
Slide off battery cover. Replace battery, being careful to match positive
(+) symbols on Circuit Boards with battery. Slide battery cover back
into place.
NOTE: Dispose of dead battery properly.
Displays appears DIM Check Battery
Difficulty in programing (learning)
devices. Insure controller is not near any
metal. Possible near-by radio
interference.
Can not transfer device
information between controller and
gate receiver. Make sure cable is correct and
connected securely. Possible
near-by radio interference can
cause slower transfer.
Trouble Shooting
Symptom Possible Solution
Service/T
rouble Shooting
Maintenance
While the GSM-12 is maintenance-free, periodic cleaning of the receiver
case is suggested. To clean the GSM-12, use a soft cloth to remove any
dirt and dust.
Battery Replacement