Sharp V-1 General & Electrics Manual page 101

SHARP
8.1.3 TABLE C (FOR LUBRICATOR)
Problem
Indication light does
not work
Indication light is ON but
no lubricant is discharged
from the system
Leaking at the connection
of the pipe and the
lubricator
No lubricant discharging
when pushing FEED
button.
Diagnostics
Power cable is not connected
Indication light fails to work
Incorrect power connection to
burn out the inside wiring.
Impermissible lubricant to
cause the motor
burned-down.
The broken control board
Insufficient lubricant
Float switch fails to work
Motor fails to work.
Incorrect input power at low
voltage
Oil suction set is blocked.
Impermissible lubricant
Incorrect installation
1. Incorrect wiring or input
power
2. Insufficient lubricant
(Abnormality Indication light
become RED)
3. The fuse of the control
board is broken(Indication
light does not work when
the power is connected).
4. The control board is
damaged(If all the checking
shows normal,
the control board could be
broken)
CH8-4
V-1 KNEE MILL GENERAL MANUAL
Troubleshooting
Check the power cable
The repair needs to be done
by authorized personnel.
Check if power cable is
connected in mistake or
incorrect power input.
Replace with a new motor
and revise to the lubricant of
suitable viscosity 30~150cSt.
Replace a new control board.
The repair needs to be done
by authorized personnel.
Refill the tank
Replace with a new float
switch.The repair needs to
be done by authorized
personnel.
Replace with a new motor
The repair needs to be done
by authorized personnel.
Ensure the input power
Clean the suction set
Revised to the lubricant of
suitable viscosity 30~150cSt.
The pipe must be inserted
into the compression sleeve
and at least 1mm over the
end of the compression
sleeve further into the
adapter.
Check the wiring diagram
and the input power.
Refill the tank
Replace the fuse of the
control board
Replace with a new motor.
The repair needs to be done
by authorized personnel.
KRDM24C0 V4.0S