Issued 09-2014
1002-21
Travel lower body
Travel hydraulic motor (x2) ......... Variable displacement piston motor, automatic 2-speed switch-over with parking brake
Displacement
CX210B .........................................................................................................168.9/100.3 cm
3
(10.31/6.12 cu in)/rev
CX230B, CX240B..........................................................................................181.3/112.6 cm
3
(11.06/6.87 cu in)/rev
Operating pressure ........................................................................................................................ 34.3 MPa (4975 psi)
Operating flow
CX210B .............................................................................................................................. 210.6 L/min (55.63 gpm)
CX230B, CX240B.................................................................................................................. 234 L/min (61.81 gpm)
Brake torque .............................................................................20.9 KNm (15415 Ib-ft) min. (including reduction gear)
Relief valve set pressure........................................................................................................... 35.3 MPa (5119.83 psi)
Automatic 2-speed switch-over pressure .................................................................................. 25.5 MPa (3698.46 psi)
Reduction gear....................................................................................................... Planetary gear 2-stage reduction gear
Reduction ratio.....................................................................................................................................................43.246
Travel brake .................................................................................................................................................. Hydraulic lock
Parking brake ................................................................................................... Mechanical lock (travel lever linkage type)
Track shoe
Model ........................................................................................................................Assembly type triple grouser shoe
Number of shoes (per side)
CX210B (STD type)................................................................................................................................................46
CX210B (LC, NLC, LRtype)....................................................................................................................................49
CX230B ..................................................................................................................................................................47
CX240B, .................................................................................................................................................................51
Shoe width
Standard
CX210B (LC type), CX240B (LC, NLC type)............................................................................ 600 mm (23.62 in)
CX210B (NLC type) ................................................................................................................. 500 mm (19.68 in)
CX210B (STD type, LR type), CX240B (LR type) .................................................................... 800 mm (31.50 in)
CX230B.................................................................................................................................... 550 mm (21.65 in)
Optional
CX210B (STD type) .................................................................................. 600 mm (23.62 in) ,700 mm (27.56 in)
CX210B (LC type), CX240B (LC type)....................... 700 mm (27.56 in), 800 mm (31.50 in), 900 mm (35.43 in)
CX210B (NLC type) ................................................................................................................. 600 mm (23.62 in)
CX240B (NLC type) ................................................................................................................. 700 mm (27.56 in)
Grouser height ...................................................................................................................................... 26 mm (1.02 in)
Link pitch............................................................................................................................................. 190 mm (7.48 in)
Roller
Number of upper rollers (per side)................................................................................................................................2
Number of lower rollers (per side)
CX210B (STD type)..................................................................................................................................................7
CX210B, CX230B.....................................................................................................................................................8
CX240B ....................................................................................................................................................................9
Track belt tension adjuster ...............................................................................Grease cylinder type (with cushion spring)
Mounting length of spring ................................................................................................................ 576 mm (22.68 in.)
