Maintaining a backup generator in accordance with NFPA110 

Will the generator engine be in perfect condition and ready to use immediately? It is based on planning for regular repair, maintenance and commissioning of the generator engine according to the manufacturer's standards and recommendations.

Instruction manual, special or specialized tools Maintenance repairs and maintenance frequency To use as a guideline for

(Special Tools) for maintenance, testing devices and spare parts for engines, generators and consumable parts. Must be well preserved Inside the generator engine room By keeping it in a box or a metal holder in a position that can be used easily.

Guidelines, repair methods and maintenance frequency must be followed. According to manufacturer's instructions (Rough maintenance If there is no manual or advice from the maker)

1. Fuel System

- The level of oil in the reserve tank (Fuel storage tank) * checked every month.

- Quench the oil in the engine tank * Inspect including a visual exam every month

- Float ball like the oil in the machine * Visual inspection and testing every 3 months

- Operation of the transmission system Or fuel pump * Visual inspection and testing every 3 months

- Operation of the solenoid valve * Visual inspection and testing every 3 months

- Coarse filter (Strainer) filter & fine (Filter) * Clean every 3 months

- water in the oil system * Check and clean the machine every 3 months

- Various Flexible hoses and connectors * Visually inspected and replaced if necessary monthly.

- Blockage of the breathing and overllow piping * Checked and tested every year.

- Oil pipelines and valves * Visual inspection every year

2. Lubrication system

- lubricant level * Checks including visual examinations every week

- lubricating oil * Change if necessary every 50 hours or every year.

- Oil filter * Change if necessary every 50 hours or every year.

- Crankcase breather * Inspected, cleaned or replaced every 6 months if necessary.

3. Cooling System

- cooling fluid level * Examination including a visual exam every week

- The liquid level in the Heat exchanger * checks every week.

- The amount of air flowing through the honeycomb Is the cooling (Radiator) enough? * Check every month

- Clean the exterior of the honeycomb Cooling * Clean every year

- Cooling fan belt And dichart belt * Examination including visual examination every 3 months

- Water pump * Visual inspection every 3 months

- Condition of the upper and lower parts with various joints (Condition of flexible hoscs and connection) * Check and visually check every month

- Air ducts, flanges and gravure pumps * Inspection including visual inspection And clean it every year

4. Exhaust system

- Exhaust gas leaks * Inspect including a visual exam every month

- Drainage inside the exhaust system (Drain condensate trap) * Check every month.

- Exhaust insulation and Aluminum * Visual inspection and test every 3 months

- Excessive backpressure * Yearly cleaning

- Exhaust system hangers and supports * Visual inspection every year

- Flexible exhaust pipe * Visual inspection every 6 months

5. Battery System

- Electrolyte level * checked every month

-Clean the battery terminals and tighten them * Check and visually check every 3 months.

- Measures Battery Electrolyte Specific Gravity * Tested monthly

- Battery charge And battery charge rate * Visual inspection every month

- Battery charger set * checked every month

6.Electrical system

- General condition * Visual inspection every month

- Tighten the control connectors (Control Connections and Power wiring connections) * Check every year.

- Abrasions or scuffing of electrical wires * Examination including visual examination every 6 months

- Protection and alarm devices * Check and test every 6 months

- Various electrical control cabinets * Clean every 6 months

- Circuit breakers and fuses * Annually inspected, including visual inspection, tested, cleaned and replaced if necessary.

- Main contacts of the automatic transfer switch * Visual inspection Clean every year

- Voltage sensing calibers of various laying devices * Check and test every year

-Testing of the insulated wire * Tested 3 years or very 500 hours.

7. Prime mover drives a generator.

- General condition * Visual inspection every month

- Air filters * Clean and replace if necessary every 6 months.

- Governor and assembly equipment * Inspect including a visual exam every month

- Fuel pump and injector * tested annually

- Load test at least 30% of Nameplate KW for 30 minutes. * Test every week or month.

- Load test * Test every year

 At least 30% of Nameplate KW for 30 minutes.

 At least 50% of Nameplate KW for 30 minutes.

 At least 100% of Nameplate KW for 60 minutes.

- Load test * Test every 3 years or 36 months

 At least 30% of Nameplate KW for 30 minutes.

 At least 50% of Nameplate KW for 30 minutes.

 At least 100% of Nameplate KW for 120 minutes.

- Reset the valve (Value clearants) every 500 hours or 3 years.

- New torque bolls every 500 hours or 3 years.

8. Generator

- rotor and stator * Visual inspection Clean every year

- Bearings * are visually inspected and replaced if necessary every year.

- Exciter * check, including visual inspection Clean every year

- Voltractor * Inspection including visual inspection Clean every year

- Insulation resistance test * Yearly tested

- General condition * Visual inspection every month

- Engine room * Visual inspection Clean every month

- Set up an automatic system * Visual inspection every week

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