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MESSAGE
CHECK CONNECTION
TO PUMP
PUMP WAITING
INTERLOCK
FAULT: PUMP OVERTEMP.
FAULT: CONTROLLER
OVERTEMPERATURE
FAULT: TOO HIGH L0AD
FAULT: SHORT CIRCUIT
SYSTEM OVERRIDE
OVERVOLTAGE
All manuals and user guides at all-guides.com
DESCRIPTION
Wrong connection between the pump
and the controller.
The interlock signal of P1 connector is
activated by an interruption of the link
between pin 3 and 8 of J1 connector, or
because the external interlock signal is
open.
The upper bearing/pump temperature
exceeds 60 °C.
The controller transformer temperature
exceeds 90 °C.
In normal operation (after the starting
phase) the current drawn by the pump is
higher than programmed (3 A)
After the starting phase the output
connection is shorted (output current
higher than 12 A).
The pump is stopped by an emergency
stop signal provided via a remote
contact.
Controller power supply circuitry is
faulty, or the Controller received a spike.
48
INSTRUCTIONS FOR USE
REPAIR ACTION
Check connection between controller and
pump.
Press the START push-button twice to start
the pump.
Reset the short circuit between pin 3 and
pin 8 of J1 connector, or close the external
interlock signal.
Wait until the temperature decrease below
threshold value.
Press
the
START
push-button
to start the pump.
Wait until the temperature decrease below
threshold
Press
the
START
push-button
to start the pump.
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
to start the pump.
Remove the controller power cable and
check the emergency condition. Then
reconnect
the
power
press
the
START
push-button
to start the pump.
Press the START push-button twice to start
the pump.
Should the message still be present, call
the Varian service
87-900-876-01 (B)
twice
value.
twice
twice
cable
and
twice
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