cascade corporation 220D, Руководство по обслуживанию

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6817684
ROUBLESHOOTING
T
7
3.3-2
Rotation with Load
1
Remove the left drive group from the attachment as
described in Section 4.2-1. Cap the connector fittings
on the right hand drive group. Rotate a load requiring
approximately 1/3 of attachment maximum torque.
• If the higher gauge reading is substantially less than
truck pressure measured at the junction block/hose
terminal, the R.H. motor gerotor set may need repair.
Refer to Section 4.3-2 or 4.3-3.
• If the higher gauge is close to truck pressure
measured at the junction block/hose terminal, and no
rotation occurs. The R.H. motor output shaft or drive
may need repair. Continue troubleshooting.
• If the higher gauge is close to truck pressure
measured at the junction block/hose terminal, and
rotation occurs. The L.H. motor output shaft or drive
box may need repair. Continue troubleshooting.
2
Remove the motor from the malfunctioning drive
assembly as described in Section 4.2-2.
3
Reinstall the hoses to the motor fittings. Actuate the
rotate circuit.
• If the motor shows rotational output, the drive box
may require service. Refer to Section 4.2-2.
• If the motor shows little or no rotational output,
service the motor as described in Section 4.3-2 or
4.3-3.
Model Maximum Torque Capacity
220D
★
216,000 in.-lbs. @ 2300 psi
(292,857 Nm @ 160 bar)
300D
■
334,000 in.-lbs. @ 2300 psi
(452,843 Nm @ 160 bar)
400D ■
425,000 in.-lbs. @ 2300 psi
(576,224 Nm @ 160 bar)
★
Rated at 24 GPM (91 L/min.) flow.
■
Rated at 30 GPM (114 L/min.) flow.
RR0193.eps
Disconnect the
Crossover tubes.
Cap fittings
Right Hand
Drive Group
Remove Left Hand
Drive Group.