444CEMM1.pdf - 第136页
Page 1-74 1-6 Check Every 3000 Hours (Once Six Months) 1-6-1 Exchanging the Board T ransfer Belt and Roller The board transfer belt and board transfer roller on the board conveyor must be exchanged regu- larly . ∗ For DU…
Page 1-73
REGULAR
MAINTENANCE
1
444C-E-MMA01-A09-05
Check Every 560 Hours (Once a Month)
4. Press
UNLOCK
+ .
• The display turns to be ON, and the air flows
into the pass.
∗ Ensure that the air is jetting from the tip of the
nozzle.
5. Release the lock of the A valve and
adjust the indicating pointer of the B
regulator graduation to within the
indicating range.
• The adjustment value is 0.04 MPa ± 0.005
MPa.
∗ Adjust it with the air jetting.
6. Press
UNLOCK
+ .
• The display changes to OFF.
Air blow
OFF
Air blow
ON
444C-491P
B
A
Page 1-74
1-6 Check Every 3000 Hours (Once Six Months)
1-6-1 Exchanging the Board Transfer Belt and Roller
The board transfer belt and board transfer roller on the board conveyor must be exchanged regu-
larly.
∗ For DU/DHU specifications, it is necessary to remove the feeder base cover for the maintenance.
“1-2-3 Setting and Removing the Feeder Base Cover (Only for DU/DHU Specifications)”
1. Removing the board transfer belt
∗ You may store the removed belt as an spare. If you do not store it, cut it off with a nipper.
1. Turn OFF the power.
2. Remove the belt by pulling it out.
444C-E-MMA01-A09-04
Tools Allen wrench and push-pull gauge Required time 15 minutes
R
E
L
E
A
S
E
T
R
I
P
O
F
F
O
N
R
E
S
E
T
3Y3C-081P
Page 1-75
REGULAR
MAINTENANCE
1
444C-E-MMA01-A09-04
Check Every 3000 Hours (Once Six Months)
2. Exchanging the board transfer roller.
Hold the nut on the rear side and exchange the board transfer roller of the board conveyor.
1. Remove the board transfer roller
using a hexagon wrench.
2. Set the new board transfer roller.
3. Setting the board transfer belt
1. Check the transfer direction of the
belt.
∗ Fit the arrow direction printed on the belt to the
transfer direction.
2. Insert the belt into the gap between
the roller and the guide.
3. Put the belt to the driving pulley and
the tension pulley.
4. Check the belt tension.
For checking and adjusting the tension:
“1-4-5 Checking and Lubricating the Board
Conveyor”
Transfer direction
Arrow
3Y3C-082P
443C-328E
∗∗
∗∗
∗ This picture shows the one for CM201/202-DH.