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Spare Parts & Service

  • Warranty period

    Hiersun Power provides a full line of brand new and high quality products. Each and every unit is strictly factory tested.
    Warranty is according to our standard conditions: a, 15 months, counted on the day HIERSUN sold to the first buyer; b, One year after installation; c, 1000 running hours (accumulated); subject to the earlier one. Service and parts are available from Hiersun Power or distributors in your location.

    Prime Power (PRP): Prime power is available for an unlimited number of annual hours in variable load application, in accordance with GB/T2820-97(eqv ISO8528); A 10% overload capability is available for a period of 1 hour within a 12-hour period of operation.

    Standby Power Rating (ESP): The standby power rating is applicable for supplying emergency power for the duration of a utility power interruption. No overload, utility parallel or negotiated outage operation capability is available at this rating.

    During the warranty period, users will enjoy our  generators warranty through our customer service department, If you have any questions or concerns about your  generators, please call our Customer Service Hotline: +86-20-82371551or send e-mail to: 

    Repair Range
    Repair range in warranty coverage covers the repair of damages caused by materials or craftworks. Damages are repaired through using new accessories and spare parts or re-manufactured accessories and spare parts. 

    Repair Fee
    The fee ( spare part) caused by repairing damages in warranty coverage will not billed to the user. 

    Damages not in Warranty Coverage:
    Damages caused by accidents, improper operation or replacing parts 
    Damages caused by any of the following reasons are not covered by the warranty: 
    Damages caused by accidental collision, burning, theft, freezing, devastation, or natural disasters such as earthquake, lightning strike, fire, flood or other force majeure (for example, war); 
    Damages caused by remodeling on the final assembled generating sets, replacing spare parts, including changing the canopy, engine, alternator, base tank and spare parts; 
    The running time cannot be read due to timer not powered or connected to work or the time is purposely changed. 

    Damages and erosion caused by environment or chemical treatment
    Damages caused by radioactive air (chemistry, etc.), acid rain, stone, hailstone, earthquake, hurricane, lighting, chemistry, etc., are not in the coverage. 

    Damages caused by improper operation, insufficient maintenance or improper repair
    Damages caused by transportation, improper installation, or repair unrecognized by Hiersun Power; 

    Accessories or products are used in violation of the law or for obvious vicious purposes; 

    Damages caused by man-made improper operation, insufficient maintenance, not maintaining the machine regularly as regulated in this manual and operations manual, or not using the liquid, fuel, lubricant and coolant recommended are not in the warranty coverage. For example, if the damages to the engines are caused by not using the proper fuel according to the environmental temperature, then it is not covered by the warranty. 
    Damages directly or indirectly caused by improper repair and consequent malfunctions and damages are not in the warranty coverage. 

  • Spare parts inquiry

    Hiersun Power provides spare parts of Cummins, Caterpillar, Perkins, and Weichai engines, as well as Stamford and Marathon alternators’. You can find your desired parts as per the series number you provide from your generator set.

    Each and every one of Hiersun Power’s product has a complete product operations manual with the most discrete and specific information for upkeep and routine maintenance. The exclusive product ID and generator set series number contain the machine’s complete information. 

    Hiersun Power has a large inventory of spare parts, standard security package all secure in our modernization warehouse management system to ensure timely and efficient delivery. For all year round, the following parts are regularly stocked: Engine repair parts, maintenance parts, control modules, other electric parts, general production parts etc. For detailed inventory, please contact our sales staff for more information.





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