FRAME MAINTENANCE STANDARD
50-16 EX20 Series
FRAME
Symbol Inspection item
Judgement standard
Remedy
Standard size (mm) Repair limit (mm)
A
Inside dimension between rear axle
and center support
360 {14.17 in} 365 {14.37 in}
B
Size of center support bushing
inside diameter x outside diameter x
length
80 × 93 × 90
{3.15 × 3.66 × 3.54 in}
–
(Tightening torque)
1 Front axle mounting bolt 1961–2452 Nm {200–250 kgm}
Coat with
Loctite #271
2
Rear axle
Center support
mounting bolt (F)
490–608 Nm {50–62 kgm}
3
Center support
mounting bolt (R)
490–608 Nm {50–62 kgm}
4 Counterweight mounting bolt 980.5–1373 Nm {100–140 kgm}
A
1
B2 3B
4