Epson Stylus Pro 4900/Epson Stylus Pro 4910 Revision A
ADJUSTMENT Media Feed Related Checks and Adjustments 366
Confidential
4.13 Media Feed Related Checks and Adjustments
4.13.1 PF Belt Adjustment
REQUIRED TOOLS
Sonic Tension Meter U-507
Any tools to flip the timing belt
STANDARD VALUE
13 ± 1.5 N
EXECUTION MODE
Normal Mode
PROCEDURE
1. Remove the following parts in advance.
Front Cover (P. 142)
Left Cover (P. 137)
2. Install the following part after removing the Left Cover.
Front Cover (P. 142)
3. Turn the printer ON.
4. Start the Service Program and select PF Belt Adjustment.
5. Input the following values to the tension meter.
MASS: 001.4 g/m
WIDTH: 006.0 mm/R
SPAN: 0093 mm
6. Bring the microphone of the Sonic Tension Meter U-507 closer to the position
shown in Figure 4-77.
Figure 4-77. PF Belt tension adjustment
C H E C K
P O I N T
Bring the microphone within 5 mm from the timing belt but do not
let it touch the belt.
Fixing screws
Measuring microphone
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