4.8.9 ERROR CODES
Some system failure modes can be recognised by the solar controller and will be indicated
with an error message on the controller display.
FIGURE 34: ERROR CODES
INDICATION
!
flashing
!
flashing
+
!
flashing
48
POSSIBLE CAUSE
SENSOR WIRE BROKEN
SENSOR DEFECT
SHORT CIRCUIT IN SENSOR WIRE
SENSOR DEFECT
ERROR IN PUMP CONNECTION
PUMP DEFECT
AIR IN SYSTEM