11-2
No. Name P/N Test Item After
Replacement
Remarks
1 Alarm lamp board PCBA 051-003208-00
Check whether the lamp is
turned on in red, yellow,
/
3
Main screen CPU board
FRU (A9)
115-077947-00(A9 US)
115-077949-00(A9
Canada)
5.1 Power-on self-test
For A8, the
A8 software
package
should be
upgraded
after the
maintenance.
5
service kit (Top Hat
115-066849-00
Rotate and push the encoder
/
6
Fresh gas encoder knob
service kit
115-066848-00
Rotate encoder to check its
/