301.5, 301.6, 301.7CR, 301.8, 302CR Mini Hydraulic Excavators Machine System Caterpillar

Swing Frame

Usage:

301.8 H8X

Show/hide table




Illustration 1	g06290190

Show/hide table

Table 1
Item	Qty	Part	Specification Description
-	All bores must be free of paint. Use the 5P-0960 Grease Cartridge in order to coat all bores and sealing lips with lubricant before assembly, and lubricate all joints from fitting after assembly.
1	1	521-4178 Pin As	Diameter is 34.036 to 34.075 mm (1.3400 to 1.3415 inch).
2	As required, use the following shims to adjust the maximum lateral clearance to 0.6 mm (0.02 inch):
	1	139-4268 Shim	Thickness is 0.5 mm (0.02 inch).
	1	304-8218 Shim	Thickness is 1.0 mm (0.04 inch).
3	1	8T-4195 Bolt	Before assembly, apply red Loctite 263 to the threads. Torque to 70 ± 15 N·m (52 ± 11 lb ft).
4	1	521-4186 Pin As	Diameter is 34.036 to 34.075 mm (1.3400 to 1.3415 inch).
5	1	521-4185 Pin As	Diameter is 34.036 to 34.075 mm (1.3400 to 1.3415 inch).
6	As required, use the following shims to adjust the maximum lateral clearance to 0.6 mm (0.02 inch):
	1	139-4268 Shim	Thickness is 0.5 mm (0.02 inch).
	1	304-8218 Shim	Thickness is 1.0 mm (0.04 inch).
7	2	521-4193 Bushing	Before assembly, inside diameter is 35.191 ± 0.015 mm (1.3855 ± 0.0006 inch). Installation depth is 5.0 ± 0.5 mm (0.20 ± 0.02 inch).
8	4	139-6527 Dust Seal	Dust seal should be contacted with the end surface of the bearing as shown in Illustration 1.
9	2	521-4188	Diameter is 49.036 to 49.075 mm (1.9305 to 1.9321 inch).
10	1	8T-4191 Bolt	Before assembly, apply red Loctite 263 to the threads. Torque to 70 ± 15 N·m (52 ± 11 lb ft).
11	1	8T-4186 Bolt	Before assembly, apply red Loctite 263 to the threads. Torque to 70 ± 15 N·m (52 ± 11 lb ft).
12	As required, use the following shims to adjust the maximum lateral clearance to 0.6 mm (0.02 inch):
	1	176-8466 Shim	Thickness is 0.5 mm (0.02 inch).
	1	176-8467 Shim	Thickness is 1.0 mm (0.04 inch).

Caterpillar Information System:

336, 336 GC and 340 Excavator Systems Stick Cylinder Lines

301.5, 301.6, 301.7 CR, 301.8, and 302 CR Mini Hydraulic Excavator Machine System Bucket Cylinder

301.5, 301.6, 301.7 CR, 301.8, and 302 CR Mini Hydraulic Excavator Machine System General Information (Bucket System)

336 Excavators (Powered by C9.3 Tier 4 Engine) Engine Supplement Nitrogen Oxide Sensor - Remove and Install

301.5, 301.6, 301.7 CR, 301.8, and 302 CR Mini Hydraulic Excavator Machine System Stick Cylinder

301.5, 301.6, 301.7 CR, 301.8, and 302 CR Mini Hydraulic Excavator Machine System Control Valve (Stick Lowering)

301.5, 301.6, 301.7 CR, 301.8, and 302 CR Mini Hydraulic Excavator Machine System General Information (Stick System)

301.5, 301.6, 301.7 CR, 301.8, and 302 CR Mini Hydraulic Excavator Machine System Boom Cylinder - Swing Boom

336 Excavators (Powered by C9.3 Tier 4 Engine) Engine Supplement DEF Injector and Mounting - Remove and Install

336, 336 GC and 340 Excavator Systems Hydraulic Oil Cooler Lines Group

336 and 336 GC Excavator Swing Drive Oil Sample - Obtain

336, 336 GC and 340 Excavator Systems Hydraulic Oil Cooler Lines Group

336, 336 GC and 340 Excavator Systems Hydraulic Oil Lines

336, 336 GC and 340 Excavator Systems Pump Coupling

336, 336 GC and 340 Excavator Systems Hydraulic Pedal Control (Travel)

336, 336 GC and 340 Excavator Systems Position Sensor and Mounting

336, 336 GC and 340 Excavator Systems Hydraulic Tank and Filter

336 Excavator Machine Systems Travel Motor - Disassemble

336 Excavator Machine Systems Travel Motor - Assemble

336, 336 GC and 340 Excavator Systems Pilot Lines

336 Excavators (Powered by C9.3 Tier 4 Engine) Engine Supplement Turbocharger - Remove and Install

301.5, 301.6, 301.7 CR, 301.8, and 302 CR Mini Hydraulic Excavator Machine System General Information (Swing System)

307, 308, 309 and 310 EXCAVATOR Air Cleaner

3608 Engine Maintenance Interval Schedule