TAIL ROTOR DRIVE – CONTROLS AND INDICATORS
1 CHIP BURNER push-button
• PRESSED ........... a chip burning attempt for the IGB CHIP
and TGB CHIP is performed
2 OIL LEVEL IGB push-button
• PRESSED .... the caution IGB OIL LOW in inverse video is
displayed in the CAS window
The test is possible only when the helicopter
is on the ground and the NR is less than 2%
3 OIL LEVEL TGB push-button
• PRESSED .... the caution TGB OIL LOW in inverse video is
displayed in the CAS window
The test is possible only when the helicopter
is on the ground and the NR is less than 2%