Standard value table
Standard value table for chassis
WA900-3E0
Standard value table
20-3
Standard value table for chassis
20-3
Machine model WA900-3E0
Cate-
gory
Item Measurement condition Unit
Standard value for new
machine
Repair limit
ADD cooler
Fan motor inlet pressure
q Engine speed: Low
idle
650 (+60/-30) rpm
MPa 1.5 ± 0.2 1.5 ± 0.2
q Engine speed: High
idle
2,200 (+20/-30) rpm
MPa 12.8 ± 1.0 12.8 ± 1.0
Fan motor speed
q Engine speed: Low
idle
650 (+60/-30) rpm
rpm
580
(+100/-50)
580
(+100/-50)
q Engine speed: High
idle
2,200 (+20/-30) rpm
rpm
1,875
(+200/-100)
1,875
(+200/-100)
Power ladder
Raising time q Ladder with no load sec. 9 ± 1 9 ± 1
Lowering time
q Ladder with no load sec. 9 ± 1 9 ± 1
Cylinder bottom relief pres-
sure
q Hydraulic relief at
RAISE stroke end
MPa 14.7 ± 0.74 14.7 ± 0.74
Cylinder head relief pressure
q Hydraulic relief at
LOWER stroke end
MPa 11.4 ± 1.75 11.4 ± 1.75
20-3