Inspect barrier in horizontal position with good quality spirit level and adjust if required.
Inspect barrier vertical position.
Inspect drive mechanisms and runners for wear and lubricate with good quality general purpose grease.
Inspect drive wheels and chains.
Inspect, raise and lower limit switches and adjust if required.
Inspect drive motor and belts for wear and adjust tension when necessary.
Check safety switches for correct operation.
Check motor cover lock for correct operation, and requisite number of cover fixing bolts are present.
Check push button control and door and barrier warning lights and any remote control devices and signal receivers.
Inspect doors in the open and closed positions.
Check all locking devices.
Clean surrounding area, record results and findings and report any needed repairs or operational adjustments.

Obtain and review manufacturer's instructions.  Follow manufacturer’s instructions or procedures if different to these instructions or procedures.

Standard and Phillips head screw drivers-various sizes; Pliers-vise grip (2), slipjoint, needlenose, diagonal; cutting pliers, side cutters; Ball peen hammer; Hack saw and spare blades; 3/8' drive socket set and ratchet; Small set of Allen wrenches; Assorted center punches, drift punches, and steel chisel; 12' measuring tape; Crescent wrenches 4" to 8";  Open and box end wrenches ¼" to ¾"; File; Pipe wrenches to 14"; Small level and square; Pocket knife; Flashlights; Grease guns and oilers; Wire brush; Extension cord and inspection lights; Various cleaning tools - brushes, scrapers, etc; Emery cloth.
Insulated pliers and screwdrivers; Wire strippers; Wire crimpers; Voltmeter - Ohmmeter – Milliammeter; Clamp on meter(volt - ohm - amp meter); Soldering kit; 1/8" 25' fish tape; Burnishing tool.
Spirit Level
Cleaning equipment and materials. 
Appropriate lubricants.
Consult the Material Safety Data Sheets (MSDS) for hazardous ingredients and proper personal protective equipment (PPE).
Gloves.