Harbor Freight Tools 94138 Metal Detector User Manual


 
SKU 94138 Page 7
Using an earphone (not included):
1. For quiet operation, you can use an earphone (not included) that has a 1/8”
jack. You can hear the alarm through the earphone. Insert the earphone jack
in the plug in shown on page 6.
2. Using an earphone jack will silence the normal alarm sound.
Maintenance
1. When not in use, turn the detector OFF to save the battery.
2. If the detector will not be used for several months, remove the battery before
storage to prevent possible damage caused by leaking battery.
3. Keep the detector dry. If it gets wet, wipe it off immediately. Your detector is
not designed for use in the rain or in a wet environment.
4. Handle the detector with care. If dropped, it can be damaged causing
unreliable operation.
5. Do not expose the detector to extreme temperatures.
6. To clean the detector, wipe it with a damp cloth using clean water or mild
detergent.
7. Modifying or tampering with the detector or adjusting the factory adjustment
can damage the unit.
CAUTION: Do not open tool or attempt any repair. There are no owner
repairable components in this tool. If repairs are needed, take this
detector to a qualified service technician for service.