30
METALLA PRO
ENGLISH
OPERATING INSTRUCTIONS
Chap. 3
3.8 TROUBLESHOOTING
Problem
Cause
Solution
The instrument doesn’t work.
1. Instrument turned off.
2. Batteries not correctly
inserted.
3. Batteries exhausted.
4. Microprocessor stuck.
1. Press the ON/OFF key.
2. Reinsert batteries correctly.
3. Replace batteries.
4. Reset the microprocessor
removing temporarily the
batteries and reinserting
them.
Indications disappear .
1. Indications on the display
disappear after
approximately 7 minutes of
inactivity.
1. Press the ON/OFF key to
turn on the instrument
again.
Flashing of one or both
graduated bars.
1. Signals for metal and/or
electric field are too
strong.
1. Withdraw from metal or
operating appliances
present on the site, then
press the RESET key.
The graduated bar reaches
the end of the scale before the
instrument is placed on the
surface to be sounded.
1. The surface is made of
reinforced concrete
2. The instrument is
positioned on a part of the
surface where mass of
metal or an electric line is
present under trace.
1. Go near the surface little
by little, pressing the
RESET key every time that
segment 15 in the
graduated bar for metal
detection turns on.
2. Move to the right or left of
the zone and check the
reduction in the signal.
Place the instrument on the
surface getting slowly
nearer the area to be
sounded and follow the
instruction set forth at point
1.
There are no graphic and
acoustic alarms.
1. Thresholds are set at the
higher part of the
graduated bars.
1. Press the “-“ key to reduce
the alarm threshold.
Summary of Contents for METALLA PRO
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