IHI 9NX - Blade Cylinder Speed; Boom Swing Cylinder Speed; Cylinder Drift

ITEM
BLADE
CYLINDER
SPEED
BOOM SWING
CYLINDER
SPEED
horizontal with boom foot pin.
Measure the variation of rod
length in 10 minutes.
CONDITION
Engine
: Rated r.p.m.
Oil temp : 50" - 60°C
Measure time for full extention
or retraction of cylinder.
Engine
: Rated r p.m.
Oil temp
. 50" - 60°C
1
STANDARD ALLOW.
Hoist
2.3 sec
k0.5 sec
Lower
2.8 sec
k0.5 sec
Below
3.1 sec
Below
3.7 sec
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