HMP-1817E 6 (13/18)
6. Troubleshooting
When the following troubles occur, please stop the motor immediately and check according to
1) Coolant is not issued.
2) Pressure does not increase.
3) Noise of pump or motor is big.
! WARNING
: Before check, please make sure to turn the power OFF and remaining
pressure in circuit is released.
7. Disassembly, assembly and repair
Please contact us for repairing pump and motor.
! CAUTION
: Please do not disassemble or reconstruct the pump and motor without
our approval.
If the pump and motor are disassembled or reconstructed without our
approval, it is beyond the scope of our warranty and we shall be no
responsible for such disassembly or reconstruction.
When you remove the pump from motor for replacement of pump only, or when you connect the
pump to motor, please remove or connect according to the following.
! WARNING
: Before removal of pump and motor, please make sure to turn the
power OFF and remaining pressure in circuit is released.
<Removal>
a) Remove Hexagon head bolt.
b) Pull pump and remove it from the motor.
<Connection>
a)
The shaft end of the pump has a spline shape.
Apply an appropriate amount of grease to the entire spline shape.
b) Insert the shaft of pump into shaft of motor.
c) Check the position of terminal box of motor and delivery port of pump are correct, then connect
the pump to motor by bolt and washer.
(Mounting bolts tightening torque : 40 N-m)
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