PURPOSE: To prevent clothes from being left undried by continuing the operation even when a filter is slightly clogged, for a clothes dryer.
CONSTITUTION: Simultaneously with the start of an operation, time is measured. When an engineering thermostant functions, if the period of time to the functioning is shorter than a previously set period of time, the operation is stopped. When the period of time to the functioning is longer than the previously set period of time, only a gas burner is temporarily stopped, and an alarm lamp is lit up, and when the thermostant reaches a temperature for recovery, the lamp is turned off. Simultaneously, the gas burner is ignited again to resume the operation, and a period of time until the thermostant functions again is measured. If this period of time is shorter than a previously set period of time, the operation is stopped, and when it is longer than the set period of time, the lamp is lit up, and simultaneously only the gas burner is temporarily stopped, and a period of time until the thermostant functions is measured, and if this period of time is shorter than a previously set period of time, the operation is stopped.
FURUKAWA HIDEKI
UMEZAWA KIYOSHI
