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TRAILER PARTS 4Z6952 - Caterpillar

4Z6952 TRAILER PARTS Caterpillar parts TRAILER
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Caterpillar 4Z6952 TRAILER PARTS

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Illustration 2 g03792578
Illustration 3 g02458377
Use Tooling (D) and Tooling (G) to lower the upper structure onto the undercarriage in increments of 13 mm (0.5 inch). The weight of the upper structure is approximately 22217 kg (48980 lb). Note: Lower the rear of upper structure first in designated increments to clear the pinion gear with the ring gear.
Illustration 4 g02458501
Illustration 5 g02458500
Remove Tooling (F). Apply Tooling (A) to the threads of bolts (17). Install two bolts (17). Install remaining bolts (17). Torque bolts (17) to a torque of 900 100 N m (665 75 lb ft). Install tube assembly (16). Note: Torque for bolts (17) is 250 25 N m (184 18 lb ft). Turn an additional angle of 60 5 degrees for 330D and 326D excavators. Refer to Service Magazine , M0083843 , "An Improved Bolt Tightening Procedure for the Critical Joints Is Now Used on all Excavators" for more detailed information.
Illustration 6 g02463380
Attach a suitable lifting device to Tooling (E) and remove Tooling (E) from Tooling (G). The weight of Tooling (E) is approximately 249 kg (550 lb).
Illustration 7 g02458416
At operating temperature, the hydraulic oil is hot and under pressure. Hot oils can cause burns.To prevent possible personal injury, release the pressure in the work tool hydraulic circuit (boom, stick, bucket, and swing), travel circuits, and the hydraulic oil tank at the filler cap before any hydraulic lines or components are disconnected or removed.Remove the filler cap only when the engine is stopped and the filler cap is cool enough to touch.
Install clamp (13), retaining ring (12), and bracket (11). Connect hoses (10).
Illustration 8 g03792863
Attach a suitable lifting device to Tooling (B). Tooling (B) weights approximately 332 kg (732 lb). Remove plate (7) and bolts (6).
Illustration 9 g02458380
Attach a suitable lifting device to boom cylinder (8). Boom cylinder (8) weights approximately 380 kg (840 lb). Using Tooling (J) to drive pin (9).
Illustration 10 g02458379
Install plate (7) and bolts (6). Install grease hose assembly (5).
Illustration 11 g02458360
Remove cover assembly (2). Install ring gear (4) and bolts (3) into cover assembly (2). Apply Tooling (K) onto cover assembly (2). Fill final drive with oil. Refer to Operation and Maintenance Manual, "Final Drive - Oil Change".
Illustration 12 g02458357
The planetary gear group is being held onto the sprocket housing only by Tooling (H). The approximate weight of the planetary group is 163 kg (360 lb). Be careful not to allow the planetary gear group to slide outward.
Illustration 13 g02458336
Install cover assembly (2). Install bolts (1). Remove Tooling (H). Install remaining bolts (1). Tighten bolts (1).
Fill each final drive. Refer to Operation and Maintenance Manual, "Final Drive Oil - Change". End By:
Install the bucket.

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