G 03917 - Edition 03 - August 12
3/7
D 500
The pump is running and then is
showing a Warning or Alarm message
Incident
Cause
Troubleshooting
Warning message
On A803Hc, A1503H and
A1803H only
Incorrect monitoring configuration
Check that “
SYSTEM SELECT
”
menu is properly configurated
Check the RP cover plug (
D 10
).
•
•
The Roots does not run at
nominal speed
Mechanical problem
•
Motor problem
Call customer service center.
On A1803H only:
Roots motor temperature is
> 120 °C
Refer to water flow defect W08
•
Sensor problem on Roots 1803
Check the sensor connection on
the “LI4” connector (see D10)
•
Other problem
Call customer service center.
Alarm message
on A1803H only
The functional block does not run
at nominal speed
Mechanical problem
Check the frequency converter
Check the sensor connection on
the “LI4” connector (see D10)
•
•
•
Other problem
Call customer service center.
Warning message
No water flow
Check the water supply.
Check the main valve connection
on
WATER VALVE
connector
(
D 10
).
•
•
Insufficient water flow (< 60 l/h)
Check that the main valve, the
flowmeter and the pipes are not
clogged.
Check the setting value of the
flowmeter (
B 30
).
Check that there are no leaks.
•
•
•
Sensor not wired
Check the sensor connection on
the
WATER FLOW
connector
(
D 10
).
•
Other problem
Call customer service center.
Warning and Alarm message
Main power is not correct
Check the main power.
•
Other problem
Call customer service center.
W07 SPEED CONTROL
W07 SPEED CONTROL
D07 SPEED CONTROL
D07 SPEED CONTROL
W08 WATER FLOW
W08 WATER FLOW
W09/D09 POWER SUPPLY
W09/D09 POWER SUPPLY
adixen Vacuum Products - A3H Series Operating instructions
