IHI 9VX3 - Page 135

PERFORMANCE STANDARS 9VX3
ITEM CONDITION STANDARD ALLOW.
BOOM
CYLINDER
SPEED
Engine: Rated r.p.m.
Oil temp : 50 ± 5 °C
С ) ........ 1 ^ 4 .
Arm and bucket cylinder fully retracted.
Without measure cusion stroke.
1. Measure time to raise boom from
ground level to maximum height.
2. Measure time to lower boom from
maximum height to ground level.
With canopy
Hoist
2.7 sec
± 0.5 sec
Lower
2.3 sec
±0.5 sec
Below
3.5 sec
Below
3.1 sec
ARM
CYLINDER
SPEED
Engine: Rated r.p.i
Oil temp : 50 ± 5 °C
Divided
Measure time for fi
retraction of cylinde
cusion stroke.
71.
> r
1 Equally
ill extention or
;r. Without measure
Arm In
3.8 sec
±0.5 sec
Arm Out
2.9 sec
±0.5 sec
Below
4.9 sec
Below
3.8 sec
BUCKET
CYLINDER
SPEED
Engine: Rated r.p.m.
Oil temp : 50 ± 5 °C
Dividec
Measure time for full
retraction of cylinder.
i Equally
extention or
Dig
2 .8 sec
+0.5 sec
Dump
2 .2 sec
±0.5 sec
Below
3.6 sec
Below
2.9 sec
6-2-4