sinmag SM-120a, Руководство по эксплуатации

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3. Head down
Press “DOWN” button. The cylinder move downward to bring down mixer
head to mixing position.
4.
How can I do if the head move neither up nor down?
a) Check the oil whether it is enough in oil tank.
b) Open the throttle valve. Press “DOWN” button to see if there is any
pressure displayed in pressure gauge.
c)
Check there is any malfunction on magnetic valve.
d) Check the motor and motor pump to see there is any damage or
disorder.
e) If above problems don’t exist, turn off the power, tear down the
pressure valve to clean it ( use diesel oil or gasoline)
5. How to deal with it if the head moves either too fast or too slowly?
Open oil gauge so that oil gauge shows oil pressure. One person presses
“UP” button to make the mixer head move upward, then presses “DOWN”
button, so that the mixer head moves downward. Then Another person
opens, adjusts throttle valve until the pressure gauge showed about
40Kg/cm
2
.
Figure 9 pressure display 40 Kg/cm
2
6.
Why the frame of the machine shakes when mixing? How to do with it?
The reason is the pressure goes down in cylinder.
①
Check if there is any oil leakage in cylinder.
② Check the connector of oil tube to see if any leakage.
③
Check the gap between every valve to see if any leakage.
④ Check the check valve.
⑤
Check the oil O ring of the cylinder.
Solution:
①
Replace O ring of the cylinder.
② Replace the oil tube.
③
Replace O ring of the valves.
④
Open throttle valve. One person presses “UP” button to make the mixer
head move upward, then presses “DOWN” button, so that the mixer head
moves downward. Another person opens, adjusts throttle valve until the