_482615_RE1304003 8mm ZS feeder maint.pdf - 第17页

Trained Customers Service Information 17 / 27 SI 1304003E- 00 0 = 8mm ZS feeder maintenance procedures 1 Step 7 Remove the mo unt screw of the limit sw itch using a 1.5 hex wrench. Note W hen removing the limit switch fr…

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Trained Customers
Service Information
16/27
SI1304003E-000 = 8mm ZS feeder maintenance procedures 1
2.10 Replace the limit switch
2.10.1 Remove the limit switch
Step 1 Remove the EL box cover referring to “2.3 Replace the EL box cover”, step 1.
Step 2 Remove the feeder side cover referring to “2.4 Replace the feeder side cover”,
step 1.
Step 3 Disconnect the harnesses from the feed motor, ABS board and peel motor to the
feeder board assy at respective connectors.
Step 4 Remove the earth cable of the peel motor by removing its mount screw using a Phillips
screwdriver (No.1).
Note
The earth cable mount screw is under the ABS board harness. Lift the harness and remove
the mount screw.
Step 5 Remove the cable cover shown in the below left figure.
Lift the feed motor harness, ABS board harness and peel motor harness and then remove the
cable cover.
Note
As the cable cover adheres lightly to the QFP on the feeder board assy, be careful not to
bend the cable cover in its removal. If the heat conduction film is stuck to the QFP, remove
the film and re-attach it to the cable cover.
Step 6 Disconnect the limit switch at its connector to the feeder board assy.
Peel motor harness
Earth cable mount screw
ABS board harness
Cable cover
Limit switch
Trained Customers
Service Information
17/27
SI1304003E-000 = 8mm ZS feeder maintenance procedures 1
Step 7 Remove the mount screw of the limit switch using a 1.5 hex wrench.
Note
When removing the limit switch from the EL box, hold the unclamp lever so that limit switch is
not interfered.
Connector
Unclamped
Limit switch
Screw
Nut plate
EL box
positioning hole
Trained Customers
Service Information
18/27
SI1304003E-000 = 8mm ZS feeder maintenance procedures 1
2.10.2 Install the limit switch
Step 1 In an unclamped condition, insert the protruded part of the limit switch in the
positioning hole of the EL box.
Step 2 Fit the nut plate on the limit switch so that the limit switch’s protruded part is inserted
in the nut plate’s hole. Then fasten the limit switch with a screw using a 1.5 hex
wrench.
Apply Loctite 241 on the screw and tighten it to 30Ncm.
Step 3 Connect the limit switch to the feeder board assy at its connector.
Route the limit switch harness over the mount screw of the EL box.
Note
Jiggle the harness gently to check if the harness is securely connected.
Step 4 Place the cable cover on the EL box. Then install the earth cable of the peel motor on
the feeder body with a screw using a Phillips screwdriver (No.1).
Tightening torque of the mount screw is 40Ncm.
Note
The cable cover must be placed on the correct position to avoid its interference with mount
holes of the feeder side cover and others.
Step 5 Connect the harnesses from the feed motor, ABS board and peel motor to the feeder
board assy at respective connectors.
Step 6 Install the feeder side cover referring to “2.4 Replace the feeder side cover”, step 2.
Step 7 Install the EL box cover referring to “2.3 Replace the EL box cover”, step 2.
Note
You can check the operation status of the limit switch on the machine application.
Connect
or
EL box mount screw