16
Instructions for Use
Error Messages
MESSAGE
FAULT: TOO HIGH
LOAD
FAULT: SHORT
CIRCUIT
FAULT: R2 DELAY
OVER
OVERVOLTAGE
204/240
DESCRIPTION
In normal operation (after the
starting phase) the current
drawn by the pump is higher
than programmed (1.5 A)
After the starting phase the
output connection is shorted
(output current higher than 2.2
A).
The pump rotational speed
decreased below the
programmed speed thereshold
value, and the controller OFF is
selected, when R2 deenergizes.
Controller power supply
circuitry is faulty, or the
Controller received a spike.
Turbo-V 250 Controller User Manual / 87-900-856-01 (E)
REPAIR ACTION
Check that the pump rotor
is free to rotate. Press the
START push-button twice
to start the pump.
Check connections and
shortages between pump
and controller. Press the
START push-button twice
to start the pump.
Check for system leaks or
gas load conditions. To
restart the pump apply the
reset signal to b8 pin of P17
connector.
Press the START push-
button twice to start the
pump. Should the message
still be present, call the
Agilent service.