EH-TW8000/TW9000/TW9000W Disassembly and Assembly CONFIDENTIAL
SEIKO EPSON 89 Revision A
3.3.10.1 INT Fan (1)/(2)
1. Remove the Air Filter. (p.64)
2. Remove the Lamp. (p.64)
3. Remove the Rear Case. (p.66)
4. Remove the Front Case. (p.67)
5. Remove the Upper Case. (p.68)
6. Remove the MA Board (assembly). (p.70)
7. Remove the Lens Shutter. (p.77)
8. Remove the Optical Engine (assembly). (p.78)
9. Remove the INT Duct (assembly). (p.87)
10. Remove the four screws ( ), and remove the Upper INT Duct.
11. Remove the following parts from the Upper INT Duct.
• INT Seal D (x2)
• INT Seal A
12. Remove the INT Fan (2).
13. Remove the following parts from the INT Fan (2).
• Light Valve Cushion (x3)
• EX Fan Cushion (x3)
• INT Seal A
Figure 3-26.
Standard Operation Time 22 Min.
Upper INT Duct
INT Fan (2)
C.B.P-TITE SCREW,3X10,F/ZB-3C
Light Valve
Cushion
INT Seal A
EX Fan Cushion
INT Seal A
INT Seal D