4-12
EP757
SERVICE MANUAL
Introduction Fundamental Principle Mechanical Construction
Procedure of Disassembly
Function of Boards Specifications
Troubleshooting Function Test and Alignment Procedure Firmware Upgrading Procedure DDC Key-In Procedure Appendix
1.
Remove two screws from Fan Module and take off it.
2.
Unscrew four screws and one long screw of Engine Module.
3.
Unscrew two screws
to remove Fan Module.
4-5 Disassemble Fan Module and Front End Board
Fan