Caterpillar cat ec55n forklift lift trucks service repair manual sna2ec5 60200 and up

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FRONT AXLE AND REDUCTION DIFFERENTIAL

Key points for removal (1) Removing axle support bolts (a) Place jack stands under the front of the transmission to support it.

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(b) Attach a cable with protection cloth to the mast fitting on the front axle assembly, and lift the assembly until the cable is taught. Wind the cable rope twice firmly. (c) To remove bolts, remove the bolts at the top on both sides, and insert a guide bar. Then remove the other bolts. Installation Follow the removal sequence in reverse. Be careful with the following key points. (1) Clean the mounting surface on the differential carrier completely, and apply liquid gasket before installation. (2) Apply liquid gasket to the mounting surface of the axle shaft, and tighten bolts. Tightening torque of axle shaft bolts N·m (kgf·m) [lbf·ft]

Reduction and Differential When replacing the reduction gear, replace the reduction pinion, too. Tooth contact of the reduction gear and the reduction pinion must be adjusted by mating the transfer assembly on the pinion side and the differential carrier on the gear side. Therefore remove the transfer assembly and the differential carrier from the frame before adjusting the tooth contact. Dismount the traction motor before removing or installing the transfer assembly. (Refer to Power Line section.) Place the transfer assembly on a stable work bench, and remove the differential carrier.

128.3 ± 12.8 (13.1 ± 1.3) [94.7 ± 9.4]

(3) Tighten axle support bolts to the specified torque. Tightening torque of axle support bolts

EC35N thru EC55N

N-m (kgf•m) [lbf•ft]

693.8 (70.8) [512]

2.5


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