Troubleshooting - Weberman GPA 25-6 180 Installation And Operation Manual

ENG
FAULT LCD STATUS
does not work
The pump
does not start
shows "Є" sign
The system is
shows one digit value
noisy
The pump is
shows one digit value
noisy
The pump
starts and
then stops shows one digit value
after a short
time
HYDRAULIC AND POWER CHARACTERISTICS
GPA 25-6
E
A
A
B W
C
D
E
F
G
I
MODE
II
III
AUTO

TROUBLESHOOTING

POSSIBLE CAUSE
No power or bad fuse
Bad voltage
Bad voltage
Impeller blocked by im-
purities
Too big fl ow
Air in the system
Air in the pump
Inlet pressure is too low
Pump effi ciency is too low
Whole system effi ciency
is too low
BL1
BL2
HD1
HD2
REMEDIES
Check the mains and fuses
Check the voltage
Check the voltage
Disassemble the pump, remove
all impurities, unlock the impeller
Make the inlet pressure lower
Vent the system
Vent the pump
Make the inlet pressure higher
Make the inlet pressure higher
Change the pump for bigger
model
Problem and its solution does not
apply to the pump