FujiFilm Frontier-S DX100, Service Manual

Page: 267 / 303

267
5.5Paper Feed Related Adjustment
DX100 Service Manual
5.5.5 PF Belt Tension Adjustment
STANDARD VALUE
15 N

m to 17 N

m
PROCEDURE
1. Remove the Top Cover. (P. 97)
2. Remove the Upper Cover. (P. 100)
3. Remove the Rear Frame. (P. 99)
4. Remove the Left Frame. (P. 102)
5. Set the following parameters to the sonic tension gauge:

WEIGHT: 1.3 g/m

WIDTH: 5 mm

SPAN: 77 mm
6. Bring the microphone of the sonic tension gauge to the position as shown in Figure
5-91 .
Figure 5-91. PF Belt Tension Adjustment
7. Press the [MEASURE] button of the sonic tension gauge and flip the PF Timing
Belt with plastic tweezers and measure the tension of the belt.
8. Rotate the transmission EJ gear 90 degrees, and measure the tension of the belt.
9. Rotate the transmission EJ gear 90 degrees, and measure the tension of the belt.
10. Rotate the transmission EJ gear 90 degrees, and measure the tension of the belt.
11. Check the average of the four measured values falls within the standard range.

measurement value is within the standard: Go to Step 15
 measurement value is out of the standard: Go to Step 12
12. Loosen the two screws that secure the PF Motor.
13. Slide the PF Motor to adjust the tension.
14. Tighten the screws loosen in Step 12 , return to Step 6 .
15. Install the Left Frame. (P. 102)
16. Install the Rear Frame. (P. 101)
C A U T I O N
When performing the PF Belt Tension Adjustment, install the Self Sealing
Valve on the CR Unit so that it is in the same status as the one for printing.
C H E C K
P O I N T
Bring the microphone of the sonic tension gauge within 5 mm from the PF
Timing Belt but do not let it touch the belt.
C A U T I O N

Flip the PF Timing Belt as weak as the sonic tension gauge can
measure it.

Do not let the sonic tension gauge touch the PF Timing Belt .
PF Timing Belt
Transmission
EJ gear
Sonic tension gauge