Operating instructions

29
Troubleshooting Guide
Problem ... Causes ... Remedy
No segments appear in the weight
display
(12)
?
- No AC power available
- The AC adapter is not plugged in
- Check AC power supply
- Plug in AC adapter
The weight displayshows
"H"
?
- Sample exceeds the capacity of
the balance
- Unload the balance
Weight display shows
"L"
or
"Err 54"
?
- The weighing pan
(1)
, pan sup-
port
(3)
and/or compensating ring
(2)
are not in place
- Install weighing pan, pan support
(depends on type of model) and
compensating ring (depends on
model)
Weight display briefly displays
"Err 02"
?
- The CAL key
(13)
was not
pressed when the display indi-
cated zero
- The balance is loaded
- Press the tare control
and re-press the CAL key
- Unload the balance
The special message " " does
not go out in the weight display
- No key has been pressed since
the balance was turned on
- Press any key
The weight readoutchanges con-
stantly
- Unstable ambient conditions
- Too much Vibration or the bal-
ance is exposed to a draft
- The draft shield is not completely
closed
- A foreign object is caught be-
tween the pan and the balance
housing
- The port for the below-balance
weighing attachment is
uncovered
- The sample does not have a
stable weight (absorbs moisture
or evaporates)
- Set up the balance in another
area
- Access the menu to adapt the
balance to the particular weigh-
ing environment
- Close the draft shield
- Remove foreign object
- Fasten the closing plate to dose
the port for below-balance weigh-
ing
The display shows
"Lo Accu"
or a
weight flashes in the display?
- The battery voltage is too low - Connect balance or external
battery pack to line power using
the AC adapter
The weight readout is obviously
wrong
- The balance is not calibrated
- The balance was not tared before
weighing
- The air bubble in the level indica-
tor
(10)
is not within the circle
- Calibrate (see p. 19)
- Tare before weighing
- Level the balance (see p. 16 )