This check list was created after long years of experience with the Liujia Solar pump. If the check list is carefully considered, most of the mistakes during the installation and the usage can be avoided. Please read the operation instruction and the check list.
Different defects appear at different times
The different defects of the pump often appear in certain phases. Please follow the suitable situations and control the following points.
a. After Installation:
Faulty installation, the energy supply does not exist, the voltage of the
Solar panels is not sufficient and is too strong or too weak, the pump has not
reached the water yet, after some days running and stop the pump, most cases causes
the sand in water this problem…...
b. After the maintenance work:
Energy supply interrupted, wrong assembly, outlet pipe is not correctly
connected, leaking, screw ring at the top on the magnet body is not tightened, the screw ring
at the top is loose ………..
c. During the running operation:
By theft, rain, hail, wind, humidity in free nature as well as bolt of
lightening, the energy supply can be interrupted. Sand or dirt in the water has
entered the pump and blocked piston and valves. The main spring or small
spring is broken. The water pipe is leaky or the screw ring at the top is loose, the
metal insert has become loose during the operation by vibration.….
d. After the storage or overwinter:
Before the storage the pump was not dried properly. Piston or valve has
jammed. Contact of the current connection oxidized during the long
storage time. Dirt in pump during the storage of dried, and becomes hard. so that the
piston or the valves cannot be moved again.