购置机械表常识须知(国外英文资料).docVIP

购买机械表知识须知(国外英文资料) Only because of the wearer dose not give clockwork supplement enough energy, can adopt the method of manual winding to make up for, and the winding crown rotation control within 20 laps. 3) more than 40 hours of unworn automatic string watch, should be worn again, the crown circle 20 times, in order to restart the engine cores drive system again. 4) to prevent moisture from seeping into the surface and maintaining the watchs waterproofing properties, make sure the crown is locked. In order to keep your watch running and accurate, we recommend that you maintain your watch regularly 1) use your watch every year for a waterproof test and cleaning. Machine core watch, every 3-5 years to do the whole machine maintenance. This not only keeps the watch still in good condition, but also extends its service life effectively. But the above maintenance service only applies to watches that are worn normally, not including watches that are not normally worn or are constantly hit. 15, the warranty conditions, 1) please keep your receipt for table, warranty card and other documents, please open the case and battery back cover, in order to get effective perfect after-sale service, if the maintenance certificate is base or deleted, the company reserves the right to refuse to provide warranty service. 2) according to the use of the maintenance instructions in the packaging, the warranty period does not include any normal wear and tear due to the belt and the appearance of the watch. 3) watch exposed to extremely high or low temperature environment, crown without locking etc, are easy to cause the moisture infiltration in the table and even into the liquid, improper operation do not fall within the scope of product warranty. 4) if the product failure is not within the scope of the warranty, if the product is opened and modified in a non-authorized repair point. 5) repair or replacement of the units that are authorized by the product to the authorized units for the r