Epson Stylus Pro 7700/7710/7700M/7710M/7900/7910/9700/9710/9900/9910/WT7900/WT7910/9890/9908/7890/7908 Revision I
ADJUSTMENT PF Related Adjustment 404
Confidential
5.5 PF Related Adjustment
5.5.1 PF Timing Belt Tension Adjustment
This allows you to adjust the tension of the PF Timing Belt to a specified level.
This is to execute after the PF Timing Belt has been loosened.
REQUIRED TOOLS
Sonic Tension Meter U-507
Any tools to flip the timing belt
STANDARD VALUE
10 ± 2N
PROCEDURE
1. Remove the following parts in advance.
IC Cover L and Shaft Cover L
Maintenance Tank L (Epson Stylus Pro 9900/9910/9890/9908 only)
Left Cover
2. Install the following part after removing the Left Cover.
Maintenance Tank L (Epson Stylus Pro 9900/9910/9890/9908 only)
3. Switch the open/close detection switch on the Left Cover to make cover closed.
4. Turn the printer ON in the Serviceman Mode.
Turn the power ON while pressing [Menu ] + [Paper Feed ] + [OK]
simultaneously.
5. Select SELF TESTING
→
Mecha Adjustment
→
PF Ageing
→
Ageing 12.
6. Press [OK] while [Enter] Start is displayed.
The PF Motor will be rolling.
7. Enter the following parameters to the Sonic Tension Meter U-507.
MASS: 001.2 g/m
WIDTH: 006.0 mm/R
SPAN: 0065 mm
8. Bring the microphone of the meter closer to the position shown in Figure 5-65 of
the Timing Belt.
Figure 5-65. PF Timing Belt Tension Adjustment
C H E C K
P O I N T
Bring the microphone within 5mm from the Timing Belt but do not
let it touch the belt.
Paper Feed Motor Mounting Plate
Screws
Microphone
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