Gate and opener maintenance, Warranty repair, Voltage readings – Mighty Mule MM402 User Manual

Page 35: Gto technical service and installation assistance

rev 082211

Mighty Mule FM402 Installation Instructions

VOLTAGE READINGS

14 Vac Transformer _____________ 13.0 to 16.0 Vac
10 W Solar panel _______________ 18.0 to 22.0 Vdc 600 mA
Measure voltage at panel and control box.

12 V Battery ____________________ 12.5 to 13.5 Vdc
Charging circuit ________________ 13.8 to 14.8 Vdc
Measure voltage at battery terminals with battery connected.

Gate and Opener Maintenance:

1. Keep gates properly maintained. Grease hinges. Make sure gates remain level. Replace worn or damaged

hardware. On gates over 250 lbs, grease ball bearing hinges at least 4 times annually (more if in a coastal area).

2. Service the gate opener regularly (make sure control box is OFF). Clean extended opener arm with a soft, dry, cloth

and apply high quality silicone spray once a month. Replace battery every 1–2 years.

Warranty Repair

If your Mighty Mule Gate Opener is not operating properly, please follow the steps below:
1. First use the procedures found in the Visual and Audible Diagnostic Indicators section (page 24).
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 back of opener arm) and date of purchase when calling for assistance.

4. If replacement of your gate opener is necessary, the Service Department will assign a

Return Goods

Authorization (RGA) number to you for all warranty repairs.

5. Securely pack the component(s) authorized for return to the factory. Write the RGA number issued to you on the

outside of the package in

LARGE BOLD PRINT and include a copy of the proof of purchase. 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.

After the eighteen (18) month warranty expires, GTO, or one of its authorized service

centers will perform necessary repairs for a nominal fee. Call GTO's Technical Service

Department.

GTO Technical Service and Installation Assistance

8:00am–7:00pm • Monday–Friday (EST)

Toll Free Support: 800-543-1236 • Local Support 1-850-575-4144 • Fax: 850/575-8950

24/7 Troubleshooting Wizard: http://support.gtoinc.com

Gates That Open, LLC

3121 Hartsfield Road, Tallahassee, Florida, USA 32303