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How to check the failure of our box furnace without heating up?

When the muffle furnace and box furnace are in normal operation, the temperature suddenly drops and the temperature cannot be kept constant.
muffle furnace and box furnace
hb9Muffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
1. Turn off the main power switch.hb9Muffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
　　hb9Muffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
2. Disconnect the main power supply.hb9Muffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
　　hb9Muffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
3. Let the muffle furnace cool naturally.hb9Muffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
　hb9Muffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
4. When the temperature in the muffle furnace returns to normal temperature. Turn on the main power switch and observe whether the digital display of the temperature meter is symptom-free. Is the conversion of red light and signal light normal? If there is no problem, it means there is no problem with the temperature control instrument.hb9Muffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
　　hb9Muffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
5. Turn off the main power switch, use a universal meter to measure the muffle furnace, the terminal on the back of the box furnace, and determine whether the resistance value is OK.hb9Muffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
　　hb9Muffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
6. Turn on the controller to measure whether the contacts of the AC contactor can reliably suck.hb9Muffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
　　hb9Muffle Furnace,Tube Furnace,Vacuum Furnace,Atmosphere Furnac
After checking several stages, the most difficult thing is the AC contactor. His quality directly affects the period of use.

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  • Zhengzhou Protech
  • Zhengzhou Protech
  • Zhengzhou Protech
  • Zhengzhou Protech
  • Zhengzhou Protech

No. 104, building 31, Xingyang equipment manufacturing industrial park, Zhengzhou City,
Henan Province, China
Zhengzhou Protech Technology Co., Ltd
郑州诺泰科技有限公司

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