3412E, C30 and C32 Marine Engines Caterpillar

Crankshaft - Remove

Usage:

C32 RXB

Removal Procedure

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Table 1
Required Tools
Tool	Part Number	Part Description	Qty
A	171-4660	Bracket	2
A	4C-9832	Engine Rollover Stand	1
B	138-7573	Link Bracket	2
C	1H-3110	Bearing Puller	1
	8B-7560	Step Plate	1
	9U-6600	Hydraulic Pump	1
	1H-3108	Push-Puller Leg	2
	1H-3107	Bearing Puller	1
	3H-0468	Puller Plate	5
	3H-0465	Push-Puller Plate	2
	1P-0820	Hydraulic Puller	1
	5B-0637	Nut	1
	8S-6586	Screw	1
D	5P-0944	Dowel Puller Group	1
D	5P-0939	Dowel Extractor	1

Start By:

Remove the front housing. Refer to Disassembly and Assembly, "Housing (Front) - Remove".
Remove the flywheel housing. Refer to Disassembly and Assembly, "Flywheel Housing - Remove and Install".
Remove the crankshaft front seal. Refer to Disassembly and Assembly, "Crankshaft Front Seal - Remove".
Remove the crankshaft rear seal. Refer to Disassembly and Assembly, "Crankshaft Rear Seal - Remove".

Note: Put identification marks on the engine block, main bearing caps, and main bearings during the removal procedure. Identification marks will ensure proper installation during the installation procedure.

Note: Put identification marks on the connecting rods, connecting rod bearing caps, and connecting rod bearings during the removal procedure. Identification marks will ensure proper installation during the installation procedure.

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NOTICE

Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life.

Position the engine on Tooling (A).
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Illustration 1 g01096924
Remove bolts (2).
Remove connecting rod caps (1).
Push the piston assemblies toward the cylinder heads.
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Illustration 2 g01096760
Ensure that Timing Marks “V” are aligned on idler gear (4) and crankshaft gear (3).
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Illustration 3 g01096945
Remove bolts (5). Remove main bearing caps (6).
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Illustration 4 g00567844
Remove thrust plates (7) from the center main bearings.
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Illustration 5 g00567847
Install Tooling (B) on each end of the crankshaft.
Attach a suitable lifting device to crankshaft (8). The weight of crankshaft (8) is approximately 215 kg (475 lb). Remove crankshaft (8).
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Illustration 6 g01096769
Use Tooling (C) to remove crankshaft gear (3). Use Tooling (D) to remove the dowel that is under crankshaft gear (3) if a replacement is necessary.
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Illustration 7 g01096775
Remove pin (9) from the crankshaft with Tooling (D) if the pin is worn or damaged.