Change fuel filters.
Inspect and adjust rack on unit injector or fuel distributer pump according to manufacturer's instructions.
Check governor, adjust for correct speed.
Determine fuel level, drain water from tank and inspect for contamination.  Prior arrangements should be made for local procurement of fuel in emergencies.
Change engine oil and filter and perform other lubrication on engine and generator.
Inspect cooling system for leaks, air obstructions, "V" belt tension and proper anti-freeze solution.  Make needed adjustments.
Inspect generator winding and clean if needed.
Clean commutator and collector rings.  Check brush wear and tension in accordance with manufacturer's instructions.
Inspect generator heaters.
Remove old oil and diesel fuel from around generator area when maintenance is complete.
Clean surrounding area, record results and findings and report any needed repairs or operational adjustments.

Have approved type fire extinguishers readily available.
Allow no open flame or smoking in area.
Use safety type fuel cans only.
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.
Oil and Oil Filters
Belts
Safety goggles.
Gloves.