Launtop MQ6638-FUZHOU, Оригинальное руководство пользователя

Страница: 11 / 22

Original Instructions 8204216
CHAPTER 3 ANALYSIS OF MALFUNCTION AND REMEDY
Malfunction Cause Remedy
T
h
e p
u
m
p
ca
n
n
o
t
d
o
p
u
mp
in
g
Fill water is not enough Refill water into the pump
Inlet pipe leakage
Check inlet pipe and connector of pipe
change Pipe or tighten the screw
Speed of pump is too low Check speed and find cause for remedy
The filter net is obstructed Check the position of installation
It is over the capacity of
pump
Check the position of installation
The seal was abrased and air
leak
Change the machinery seal set
T
h
e fl
o
w
of
w
at
er i
s
n
o
t e
n
o
u
g
h
T
he filter net, pipeline or
impeller is Choked
Clean up the obstruction
Speed is low Increase speed
I
mpeller of seal is wore
seriously
Adjust the gap or change impeller and
machinery seal
Inlet pipe leakage
Check inlet pipe and connector of pipe,
change the pipe or screw down the bolt
I
mpeller damage and leakage
seriously
Change impeller into a new one
Total head is too high
There is air in the pump or
inlet, air leak into the seal
Check the reason, adjust it
Screw off air drain screw cock, and
eliminate the air. Check the pipeline or
change machinery seal
Speed of engine is not
stability
Adjust the speed of engine