336D 2L and 340D 2L Excavators Machine Systems Caterpillar

Fuel Tank - Remove and Install

Usage:

Removal Procedure

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Table 1
Required Tools
Tool	Part Number	Part Description	Qty
A	189-0408	Shackle As	2
B	422-5473	Lifting Eye Assembly	2
C	-	Loctite 263	-

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Fuel leaked or spilled onto hot surfaces or electrical components can cause a fire. To help prevent possible injury, turn the start switch off when changing fuel filters or water separator elements. Clean up fuel spills immediately.

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NOTICE

Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting, and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids. Refer to Special Publication, NENG2500, "Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Cat^® products. Dispose of all fluids according to local regulations and mandates.

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Illustration 1	g02154208

Remove bolts (2) and plate assembly (1).
Remove bolts (4) and plate assembly (3).
Drain the fuel tank into a suitable container for storage or disposal. The capacity of the fuel tank is approximately 621 L (164 US gal).
Open the right rear access door.
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Illustration 2 g03877036
Remove cover (5).
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Illustration 3 g06029097

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Illustration 4 g06029102
Remove handrail assembly (7) and bolts (6).
Remove handrail assembly (10) and bolts (9). Remove bolts (8).
Remove bolts (11) and cover (12). Use two people to remove cover assembly (12). The weight of cover assembly (12) is approximately 23.81 kg (53 lb).
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Illustration 5 g06029103
Remove cable straps (13) and (14). Reposition the harness assemblies.
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Illustration 6 g06029104
Remove clip (16) and hose assembly (15).
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Illustration 7 g06029106
Disconnect hoses (17) and (18). Remove clips (19).
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Illustration 8 g06029133

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Illustration 9 g06029136
Attach Tooling (A), Tooling (B), and a suitable lifting device to fuel tank (20). The weight of fuel tank (20) is approximately 251 kg (554 lb).
Remove bolts (21) and remove fuel tank (20).

Installation Procedure

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Illustration 10	g06029133

Attach tooling (A), tooling (B), and suitable lifting device to install fuel tank (20).
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Illustration 11 g06029136
Apply tooling (C) to bolt (21). Install bolt (21) to the bottom of fuel tank (20).
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Illustration 12 g06029106
Connect hoses (17) and (18). Tighten the clamps for hoses (17) and (18) to a torque of 1.4 ± .3 N·m (12.4 ± 2.7 lb in). Install clips (19).
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Illustration 13 g06029104
Install hose assembly (15) and clip (16).
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Illustration 14 g06029103
Install cable straps (13) and (14) to the harness assemblies.
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Illustration 15 g06029102

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Illustration 16 g06029097
Install cover (12) and bolts (11). Install Bolts (8).
Install handrail assembly (10) and bolts (9).
Install handrail assembly (7) and bolts (6).
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Illustration 17 g03877036
Install cover (5).
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Illustration 18 g02154208
Apply tooling (C) to the threads of bolts (2) and (4).
Install plate assembly (3) and bolt (4).
Install plate assembly (1) and bolt (2).