Blade System; Drive-Line Gearbox - Major MJ39-143 Operator's Manual And Parts List

Blade system

Full breakdown of the blade assembly is provided in the Spare Parts section of this booklet
1 Blade mount
2 Gearbox output shaft
3 Gearbox split pin
4 Blade back
5 Blade back bolt
6 Blade back spacer

Drive-line gearbox

Rotor gearbox
Oil filler
plug
Oil level
plug
7 Blade pivot bolt
B
B
8 Blade pivot bush
9 Blade
10 Undersole disk
11 Overlap Blade
4
7
3
9
11
3
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B-B ( 1 : 4 )
C
C
1
2
5
6
8
10
1
2
B
B
B-B ( 1 : 4 )
7
10
C-C ( 1 : 4 )
C-C ( 1 : 4 )
11