Technical Information
Troubleshooting
MS40+ Single Stage Rotary Vane Pumps User Manual / 87-901-008-01 (H.00) 95/104
ERROR
CODE
FAIL MEANING
POSSIBLE
CAUSES
ACTIONS
16 Motor
overtemp
Temperature
sensor inside the
motor unit over
the temperature
limit.
Occluded motor
and pump grids.
Check if the grids are plugged by
external elements (sheets of paper,
foam of the packaging, dust, etc.) and
Ambient
temperature
Check ambient temperature.
Not enough free
space around
the pump for
correct air
Check that the pump has enough free
space to allow air circulation and that
is not inside a closed box.
and outlet
connections.
Check that pump inlet port is
connected to the instrument and that
pump exhaust is connected to the
undervoltage
or
overvoltage
stop or in a running
status, the voltage
level is out of the
overvoltage
caused by a not
proper power
With pump in a running status, check
that the mains supply is in the range
200-240 V and there are not voltage
drops and over voltages.
64 Short circuit Required current
from the motor over
the current limit or
Reversed inlet
and outlet
connections.
Check that pump inlet port is
connected to the instrument and that
pump exhaust is connected to the
blocked
not able to start
rotating
and outlet
connections
Check that pump inlet port is
connected to the instrument and that
pump exhaust is connected to the
Check if there is oil inside the oil tank.
Unknown Remove the fan cover and manually