Pf Timing Belt Tension Inspection - Epson Artisan 810 Service Manual

Epson Artisan 810/835/837/710/725/730/Epson Stylus Photo PX810FW/TX810FW/PX820FWD/TX820FWD/PX830FWD/PX710W/TX710W/PX720WD/TX720WD/PX730WD/TX730WD

5.3.3 PF Timing Belt Tension Inspection

This section describes PF Timing Belt tension inspection.
Purpose
Confirm that the PF belt tension is proper.
Things to be used
Tension gauge
Plastic Tweezers
Standard value
7±1N
Inspection procedure
1. Move the carriage to the home position.
2. Set the following parameters to the tension gauge:
• Weight: 0.9
• Width: 3.0
• Span: 73
3. Bring the microphone closer to the center of the Timing Belt.
(See Figure 5-43 (p.235))
Bring the microphone within 5mm from the Timing Belt but do not
C H E C K
let it touch the belt.
P O I N T
Flip the belt as weak as the tension gauge can measure it.
C A U T I O N
Be careful not to damage the Timing belt when flipping it with
the plastic tweezers.
Be careful not to let the microphone touch the Timing Belt when
flipping the belt.
4. Press the "MEASURE" button on the Tension gauge and flip the Timing Belt with
plastic tweezers.
ADJUSTMENT
5. Repeat the steps three times and make sure all the measured values are within the
standard. If not, turn the Spacer around or over so that another letter (2, 4, or 1) comes
to the upper left, and carry out the measurement again.
Adjustment without Using Adjustment Program
Figure 5-43. Preparation
Front side
Normally, the Spacer should be
attached so that the letter "3" on
it comes to upper left. However,
if you see a gap between the
Spacer upper left end and the
Tensioner, turn the Spacer
Spacer
around or over and install it.
Figure 5-44. Spacer
Revision G
Back side
235
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