DFD6361-Maintenance.pdf - 第697页
F-127 Procedur es for discon necting pipi ng and w iring (C ontinued) Step No. Do This 4 From the main board in the circuit board box 1, disconnect the power cable A and B and AE- LINK cable. Circuit board box 1 AE-LINK …
F-126
5-4-2. Disconnecting piping and wiring
Procedures for disconnecting piping and wiring
Step No. Do This
1
Disconnect the tubes of the controllers for the wheel coolant
water flow rate.
- The tubes are connected by one-touch joints.
TOP SIDE
Machine front
: Remove it.
2
Open the covers of the circuit board box 1 and 2.
3
Disconnect the connector of the coupling cable which is
connected with the circuit board 2.
Circuit board box 2Circuit board box 1
Connector
Coupling cable
F-127
Procedures for disconnecting piping and wiring (Continued)
Step No. Do This
4
From the main board in the circuit board box 1, disconnect the
power cable A and B and AE-LINK cable.
Circuit board box 1
AE-LINK cable
Power cable B
Power cable A
Main board
5
Remove the retaining screws of the controller unit for the wheel
coolant water flow rate.
Retaining screw (M4) Retaining screw (M4)
[Controller unit for wheel coolant water flow rate]
A B C D E F
For Z1-axis
A : Z1 axis blade cooler
B:Z1axisshower
C:Z1axisspray
D : Z2 axis blade cooler
E : Z2 axis shower
F:Z2axisspray
For Z2-axis
6
Pull the controller unit out of the machine.
7
Disconnect the joints on the controller unit.
- There are six joints on the upper part of the controller unit and
two on the lower part.
Continued in the next section.
F-128
5-4-3. Replacing the controller for the wheel coolant water
flow rate
Procedures for replacing the controller for the wheel coolant water flow rate
Step No. Do This
1
Replace the controller unit for the wheel coolant water flow rate
to the new one.
Name Part No.
Controller MOKFH133
2
Connect the joints to the controller unit.
- In order to prevent water leakage, use seal tape or so in
connection of piping.
- Take care so that any piece of the seal tape used for piping will
not get into the pipe.
Wind the seal tape here.
3
Reinstall the new controller unit in its original position.
4
Connect the tubes to the joints.