FLIGHT MANUAL BO 105 CB-5/CBS-5
4 - 14
LBA APPROVED
Rev. 3
When N
2
/N
Ro
are above 40%:
Generator switch – On; monitor N
1
If N
1
decreases to below 59%:
Generator – Off
Power lever – Advance, N
1
max 70%
Generator – On
4.4.2 Starting Second Engine
CURRENT IND switch – Select operating generator
Ammeter (battery start) – Check below 100 A
Second engine – Start following procedure for first engine
After EPU starts:
Battery switch – On
EPU – Check disconnected
4.5 SYSTEM CHECKS
4.5.1L Hydraulic Checks
WARNING D
BOTH HYDR SYSTEMS SHALL BE OPERATIONAL. TAKEOFF WITH A KNOWN
OR SUSPECTED HYDR SYSTEM FAILURE IS PROHIBITED.
D TAKEOFF WITH SYSTEM 2 SELECTED AS THE OPERATING SYSTEM IS PRO-
HIBITED (THERE IS NO AUTOMATIC CROSS-OVER FROM SYSTEM 2 TO SYS-
TEM 1).
D DO NOT OPERATE THE HYDRAULIC TEST SWITCH DURING FLIGHT.
NOTE Hydraulic system checks may be performed between starting first and second en-
gine at pilot’s discretion.
HYD 2 warning light – Off
System 2 Check
HYD 1 and HY BLOCK warning lights – Check on
Cyclic stick lock (if fitted) – Release, stow
Cyclic stick – Check ease of movement (not more than
3 cm from neutral) all four directions, re-
turn to neutral
Collective lever lock – Release
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