Honeywell CBU144 Series, Инструкция по эксплуатации

Страница: 20 / 26

Honeywell GmbH 20 Translation of original - EN1H-1374GE23 R1014
GB
10.2 Possible causes / Elimination
A B C D E F G H I J K L M N Possible cause Elimination refer to
x x x x The pump or pipelines are not completely
ventilated of not filled Fill or ventilate them Instructions for the
pump
x x x x x x Shut-off valves are only opened partially
or not at all check and open if necesary ------------------------
x x x x The dirt trap is clogged clean Chapter 9.3.2
x x x x The shut-off valve of the input is closed or
defective check and open if necesary ------------------------
x x The shut-off valveof the output is closed
or defective check and open if necesary ------------------------
x x x x x x x Pressure switch is set wrong Check the set value Instructions for the
pressure switch
x Switch-on pressure is too high Check the set value Chapter 5.
x x Membrane pressure vessel is not
precharged enough Set the precharge pressure Chapter 9.3.1
Renew the pressure pad Instructions for the
membrane pressure
vessel
x x The membrane pressure vessel is defec-
tive check the seal, replace if necessary Instructions for the
membrane pressure
vessel
x The floating ring seal is defective replace Instructions for the
pump
x Buffer tank is not full Check the water level in the buffer
tank ------------------------
x x x x x x The system check valve is defective check and replace if necessary Instructions for the
check valves
x x x x x More water is removed than stated in the
ordering data Consult the manufacturer ------------------------
x The motor protection switch is activated,
it is set wrong or the pump is stuck Compare the values with those stated
on the type label Type label/Pump in-
structions
x The set delay is too short Check the set value Chapter 8.3.1.3
x The main power supply is interrupted check or eliminate the defect, check
the fuse ------------------------
x x The main fuse in the distributor of the sy-
stem is loose or burned, perhaps too
small or too fast-acting fuses were used Check the fuses, renew if necessary,
measure the motor current ------------------------
x Phase failure check individual phases, replace if
necessary ------------------------
x Magnetic valve for the minimum pumping
amount does not switch check or eliminate the defect Instructions for ma-
gnetic valves
x Leak on the output side check ------------------------
x Electrical connection between the buffer
tank control unit and the switch cabinet is
interrupted check or renew the electrical connec-
tion ------------------------
x The refilling is too large, odour trap is
clogged Check the refilling, check if the odour
trap is clogged, clean if necessary ------------------------