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Warranty & Maintenance

Our service department will be full-responsibly and fast support to every of you technical issues,and provide solution to repair or replace your generator.


All Longkai products are warranted in accordance with our warranty terms for at least 1000 hours operation and 12 months from date of despatch whichever date occurs the sooner.

We cover all repair Fee

Parts replacement cost and labor fee within warranty coverage will not be charged.

Fast Response time

Longkai service agent will respond quickly to your requirement for repairing damages under warranty and reasonable time when needed to repair the damages.

Damages not in Warranty Coverage:

-Damages caused by accidents, improper operation or unauthorized modification will not be deemed applicable for warrantee coverage. Force majeure such as earthquake, lightning strike, fire, flood, war or other disasters is not applicable for warranty service. Damages caused by modification, replacing spare parts, changing the canopy, engine, alternator, base tank. The running time cannot be read
-Damages caused by insufficient maintenance or improper repair by unauthorized service agent.
-Damages caused by transportation, improper installation, or unauthorized repair Accessories or products are used in violation of the law or for obvious vicious purposes.
-Damages insufficient maintenance, gen-set not maintaining according to manual guide.
-Damages directly or indirectly caused by improper repair and consequent malfunctions and damages are not in the warranty coverage.
-Not able to provide required Longkai product warranty documents
-Consumable item such as belt, battery, engine oil, antifreeze, anti-corrosion filters are not in the warranty coverage.
-Warranty does not include the economic loss or extra expenditure caused by gen-set.

Correct operation in accordance with operating manual, operators should also need to conduct regular inspection, adjustment and cleaning of all parts for smooth running and maintaining for the long service life of the machine. In addition, regular maintenance and repair is beneficial to preventing all the parts from early tear and wear.

Please consult with our customer service department at or call us on +86-893-6309773