PLANNED GENERATOR MAINTENANCE SERVICES.
Provide the following services:
SEMI-ANNUAL INSPECTIONS & TESTS – JANUARY 2026
Cooling Air & Engine Air Intake/Exhaust
Inspect air filter condition and air intake manifold for leaks.
Check air restriction indicator, if applicable.
Inspect expansion tube, exhaust muffler, and exhaust pipe for carbon monoxide leaks and corrosion.
Check condition and operation of the rain cap.
Check mechanically operated louvers for proper operation.
Inspect condensate trap on muffler and empty, if accessible.
Check alternator cooling air fan for obstructions and proper operation.
Engine Cooling System
Inspect radiator, cap, piping, and hoses for leaks, cracking, and corrosion.
Tighten all hose clamps.
Check coolant level, color, and condition.
Inspect water pump for leaks.
Inspect belts for proper tension, alignment, and excessive wear.
Check block heater for proper temperature operation.
Engine Fuel System
Inspect and record main tank and day tank fuel levels.
Check all hoses, clamps, pipes, and fittings for leaks.
Tighten all clamps and filters.
Inspect governor and linkage.
Check tank vents and piping for obstructions.
Check gas lines and regulator(s) for leaks and proper venting.
Engine Lubrication System
Check oil level.
Check oil filters for leaks and spun tight.
Check crankcase for proper ventilation.
Battery & Charger System
Inspect battery for leaks.
Check battery terminals, cables, and starter connections for corrosion and tighten connections.
Check battery charger for proper operations for settings.
Record battery voltage and charger amp output rate, if available.
Check and record engine charging alternator voltage.
Test and record battery starting voltage and CCA.
Check vent cap and electrolyte level of each cell, if available.
Generator Control & Power Systems
Operate output breaker(s) and test the trip function if a test button is available.
Inspect all engine transducers, senders, and devices for mechanical damage and electrical insulation.
Inspect generator controller, wiring, and enclosure.
Check controller heater operation if present.
Generator System Operations
Manually run generator to nominal operating temperature and record engine and generator readings.
Run engine and check proper operations of cooling fan, belts, and mechanical louvers.
ANNUAL GENERATOR SERVICES – JULY 2025
Engine Maintenance Services
Drain and replace engine lubrication oil.
Replace primary and secondary lubrication filters.
Replace fuel filter(s).
Replace coolant filters if present.
Drain condensate from fuel/water separators.
Operator Safety & Housekeeping
Check Emergency Shutdown(s) for proper operations.
Inspect fan shrouds and guards for corrosion and proper safety operations.
Check ingress/egress doors and lighting in generator room.
Alternator & Power Breaker(s)
Remove breaker enclosure covers and tighten connections.
Inspect conductor insulation for corrosion, overheating, and deterioration.
Annual Testing & Certification
Perform NFPA 110 Annual Generator – ATS System Test using Emergency Power Building Loads.
Provide Annual Certification for Insurance & Fire Marshall requirements
