Seiko 6R24 User Guide - Page 13
Troubleshooting, Accuracy Of Mechanical Watches
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TROUBLESHOOTING English Problem Possible causes Solutions The watch stops operating. The power supplied by the Turn the crown or swing the watch to wind it up. The mainspring has been watch will start operating. If the watch does not start, consumed. consult the retailer from whom the watch was purchased. Even though you wear the watch every day, the power reserve indicator does not move up. The watch gains/loses temporarily. The watch is worn on your wrist only for a short period of time, or the amount of arm movement is small. The watch has been left in extremely high or low temperatures for a long time. Wear the watch for an extended period of time, or when taking off the watch, turn the crown to wind the mainspring if the remaining power shown by the power reserve indicator is not sufficient for the next use. Normal accuracy will resume when the watch returns to normal temperature. The watch was brought into Normal accuracy will resume when the watch is kept away from close contact with a close contact with the magnetic source. If this condition persists, magnetic object. consult the retailer from whom the watch was purchased. You dropped the watch, hit it against Normal accuracy will not resume. a hard surface or wore it while Consult the retailer from whom the playing active sports. The watch was watch was purchased. exposed to strong vibrations. The day and date change at 1 o'clock noon. The watch has not been Consult the retailer from whom the overhauled for more than years. watch was purchased. AM/PM is not properly set. Advance the hands by 1 hours. The glass is blurred and Water got inside the watch Consult the retailer from whom the the blur persists for a due to the deterioration of watch was purchased. long time. the gasket, etc. 24 *For the solution of troubles other than listed above, contact the retailer from whom the watch was purchased. ACCURACY OF MECHANICAL WATCHES ● The accuracy of mechanical watches is indicated by the daily rates of one week or so. ● The accuracy of mechanical watches may not fall within the specified range of time accuracy because of loss/gain changes due to the conditions of use, such as the length of time during which the watch is worn on the wrist, arm movement, and whether the mainspring is wound up fully or not, etc. ● The key components in mechanical watches are made of metals, which expand or contract depending on temperatures due to metal properties. This exerts an effect on the accuracy of the watches. Mechanical watches tend to lose time at high temperatures while they tend to gain time at low temperatures. ● In order to improve accuracy, it is important to regularly supply energy to the balance that controls the speed of the gears. The driving force of the mainspring that powers mechanical watches varies between when fully wound and immediately before it is unwound. As the mainspring unwinds, the force weakens. Relatively steady accuracy can be obtained by wearing the watch on the wrist frequently for the self-winding type and winding up the mainspring fully everyday at a fixed time to move it regularly for the wind-up mechanical type. 25 English