Repair Service - Mighty Mule FM502 Installation Manual

Battery/Power Troubleshooting
RED LED
GREEN LED
POWER IN LED
ON
ON
ON
OFF
OFF
OFF
If your Gate Operator is not operating properly, please follow the steps below:
1. First use the procedures found in the Troubleshooting Guide (see page 25).
2. Use the 24/7 Troubleshooting Wizard at http://support.gtoinc.com.
3. If you are unable to solve the problem, call the GTO Service Department at (800) 543-1236, or (850) 575-
4144. Refer to the serial number (located on the right side of the control box) and date of purchase when
calling for assistance.
4. If repair or replacement of your gate operator is necessary, the Service Department will assign a Return
Goods Authorization (RGA) number to you.
5. Securely pack the component(s) authorized for return to the factory. Include a copy of your sales receipt
for the purchase of the product(s). Write the RGA number issued to you on the outside of the package in
LARGE BOLD PRINT.
Ship the package(s) freight prepaid to: GTO, 3121 Hartsfield Road, Tallahassee, Florida, USA 32303.
NOTE: Products returned to GTO without a Return Goods Authorization (RGA) number in LARGE
BOLD PRINT on the outside of the package WILL NOT be accepted. Also, items returned to GTO
freight collect WILL NOT be accepted.
GTO Technical Service and Installation Assistance
Toll Free Support: 800-543-1236 • Local Support: 850-575-4144 • Fax: 850-575-8950
24/7 Troubleshooting Wizard: http://support.gtoinc.com
CHARGING
POWER IN
CONTROL OUTPUTS
POWER AUX
LOCK
INPUT
PWR RLY
GTO 18 VOLT
TRANSF. OR
SOLAR PANEL
CHARGING LED
Steady ON
Blinking
OFF
OFF
Blinking
Steady ON

Repair Service

8:00am–7:00pm • Monday–Friday (EST)
AUTO CLOSE TIME
FUSE
15
BATT+
BATT- OFF
SOFT START OFF
WARNING
OPEN
2ND OPEN
MODE1
MODE2
CHARGING
POWER IN
2ND OPERATOR MASTER OPERATOR CONTROL INPUTS
1 2 3 4 5 6 7
Battery Charging
Battery Fully Charged
Bad Charger
No AC/Solar Power
Low Battery
Bad Charger
35
STALL FORCE
STATUS
LEARN RMT
120 MIN MAX
S3
ON
OFF ON
LEARN
PULL PUSH
MAST LIMIT
DLY. SIMULT.
OFF ON
S2
OFF ON
LEARN
2ND LIMIT
S4
DIAG
PORT
RECEIVER
ALM
GTO RCVR.