Air Leak Check For Ink Supply System - Epson Stylus Pro 7700 Service Manual

Epson Stylus Pro 7700/7710/7700M/7710M/7900/7910/9700/9710/9900/9910/WT7900/WT7910/9890/9908/7890/7908

5.4.12 Air Leak Check for Ink Supply System

The ink supply path should be checked for air leaks whenever the Ink Tube, Ink
Cartridge Holder or Dampers are replaced, or the joint of the Ink Cartridge Holder and
the Damper is once loosened and retightened.
Do not touch or press the regulator located under the regulator
C A U T I O N
protection plate.
REQUIRED TOOLS
Ink Leak Measurement Jig (with digital pressure gauge GC66)
(Battery type: 1 x CR2016 (3V))
INK LEAK CHECK CARTRIDGE (1493143)
PROCEDURE
1. Turn the printer on.
2. Open the Ink Cartridge Cover.
3. Turn off the printer.
4. Remove the cap from the Ink Leak Measurement Jig.
5. Insert the tube of INK LEAK CHECK CARTRIDGE to the Ink Leak
Measurement Jig.
6. Install the INK LEAK CHECK CARTRIDGE into the Ink Cartridge slot of the
printer to check.
ADJUSTMENT
Step 6
Step 5
Head Related Adjustments
Remove the cap
while pressing this.
Step 4
Figure 5-62. Preparation for Air Leak Check
Revision I
401
Confidential