- 35 -
Symptom Cause
Remedy
Pump operates,
but flow rate
does not
increase or
stabilize.
Filter element is clogged.
Replace filter element.
Exclusive suction holder is not used
(MP-
Σ
30KN
Ⅱ
only).
When measuring under 0.150 L/min or less,
use provided ultra low flow rate suction holder.
Sampling tube is broken.
Replace tube.
Change how tube is connected.
There is an obstacle on exhaust side.
Remove obstacle.
Suction pressure is outside specification
range.
See if suction pressure is within specification
range. (See pages 13 and 36)
Pump stops
during sampling.
Check the error No. displayed on
screen.
ERR1: Difference between set flow rate
and displayed instantaneous
flow rate has reached or
exceeded
±
20%.
ERR2: Power voltage has fallen below
6 V (due to power failure or
disconnection of electric plug
from the power source.)
ERR3: Motor current consumption has
reached or exceeded 500 mA.
Remove cause of error according to error No.,
and retry use. If problem is not solved, contact
your Sibata agent.
Internal clock
setting fails even
though internal
clock has been
set.
Clock time deviates considerably, or the
time registered by the memory function
is a strange value.
Repair and adjustments are required. Contact
your Sibata agent.
No logs in
memory.
Logs are not stored in memory even
after pump operation.
Repair and adjustments are required. Contact
your Sibata agent.
Backlight does
not turn ON.
The backlight is set not to turn ON.
Refer to backlight ON setting in extra menu
(See page 29.)
Operation
display LED
does not turn
ON.
The operation display LED is set not to
turn ON.
Refer to operation display LED ON setting in
extra menu (See page 29.)
When using the
LI-10KN Battery
Holder that has
finished
charging, the
battery quickly
runs out.
The LI-10KN Battery Holder is over
discharged.
•
The pump was stored with the power
switch ON.
•
The battery was not used for a long
time.
When the QC-10KN Quick Charger is used to
charge the LI-10KN and indicates that it is fully
charged within 10 minutes, re-power the
QC-10KN, and charge it again. Also after it is
charged, use the voltage confirmation function
of the QC-10KN and confirm that the charge
has finished properly (See QC-10KN operation
manual).
The life of lithium-ion rechargeable
battery has expired.
Purchase and replace the LI-10KN Battery
Holder.
* A frequent problem is the impinger connected in reverse. Pay attention to orientation when
connecting piping. (See page 13 "Installation and Piping Methods, When Using an Impinger.")
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