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1. INTRODUCTION
Thank you for purchasing Leader’s measuring instruments.
Please read this instruction manual carefully to ensure correct and safe operation.
If you have any difficulties or questions on how to use the instrument after you have read this
manual, please feel free to contact your local Leader agent.
After you have read the manual, keep the manual in a safe place for quick reference.
1.1 Scope of Warranty
This Leader instrument has been manufactured under the strictest quality control
guidelines. Leader shall not be obligated to furnish free service during the warranty period
under the following conditions.
1. Repair of malfunction or damages resulting from fire, natural calamity, or improper
voltage applied by the user.
2. Repair of an instrument that has been improperly repaired, adjusted, or modified by
personnel other than a factory-trained Leader representative.
3. Repair of malfunctions or damages resulting from improper use.
4. Repair of malfunctions caused by devices other than this instrument.
5. Repair of malfunctions or damages without the presentation of a proof of purchase or
receipt bill for the instrument.
1.2 Operating Precautions
WARNING
1.2.1 Line Voltage and Fuse
Confirm that the power line voltage is correct before connecting the power cord.
The voltage range and fuse rating are indicated on the rear panel.
The instrument must be connected to the rated line voltage and line frequency of 50 Hz
to 60 Hz.
When replacing the fuse, turn the power switch off and disconnect the power cord from
the outlet.
When replacing the fuse, use the correct fuse that matches the line voltage.
Voltage Range Fuse Rating Leader Parts Number
90 to 250 V 2 A, time-lag 436 3580 013
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