Self diagnostics display – Davey Speedman Compact Constant Water Pressure Systems User Manual
Page 12
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Self Diagnostics Display
Should the Speedman Compact controller shut down unexpectedly, check
the controller screen for fault diagnostics information. The display will also
provide status information during normal operation.
MESSAGE
MESSAGE MEANING
PUMP STATE
WHAT TO DO
Disabled.........
• Controller engaged but
not engaged for electro-
pump checking
Off
• Repeat the start-up
procedure, setting ON/
OFF = 1
Active.........
• Controller is checking the
pressure
• Pressurised system
Off
Active..1.0.0...
• Controller is checking the
pressure
• Pressurised system
On
Active (leakage)
• Controller is checking the
pressure
• The system is leaking
Off
• Attempt to eliminate the
cause of the faulty sealing
of the plumbing system
Low ACMain......
• The power supply voltage
is too low (under 170 Vac)
• Automatic reset
Off
• Check the electrical
system and reset the
values to the range
as envisaged for the
controller
High ACMain......
• The power supply voltage
is too high (above 270
Vac)
• Automatic reset
Off
• Check the electrical
system and reset the
values to the range
as envisaged for the
controller
• Check if there is air in
pump and eliminate it
Short ph-ph-gnd.
• A phase/phase short
circuit or a phase/earth
short circuit has been
found on the pump motor
• Automatic and
programmable reset
• Set at the factory
for 5 attempts at
resetting every 10 sec;
if unsuccessful, the
system will remain in a
permanently locked state
Off
• Eliminate the short-circuit
• Check the correct motor
insulation
Reset:
1 Disconnect the power
supply
2 Wait for the display to
switch off
3 Restore the power supply