PL61 Pipelayer Machine Systems Caterpillar

Rollover Protective Structure (ROPS) - Remove and Install

Usage:

PL61 WGS

Removal Procedure

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Table 1
Required Tools
Tool	Part Number	Part Description	Qty
A	138-7575	Link Bracket	4
B	151-6320	Wire Removal Tool	1

Note: Put identification marks on all hoses, on all hose assemblies, and on all harness assemblies for installation purposes. Plug all hose assemblies. This helps to prevent fluid loss, and this helps to keep contaminants from entering the system.

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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	g01619118

Remove foot support assemblies (1). Remove floor mat (2).
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Illustration 2 g01619120
Remove plate assembly (3).
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Illustration 3 g01619068
Disconnect harness assembly (4) and harness assembly (5).
Disconnect clip (6).
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Illustration 4 g01619133
Remove bolt (7). Remove bolts (9). Set cover (8) out of the way.
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Illustration 5 g01619394
Disconnect clip (10).
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Illustration 6 g01619405
Disconnect clip (11).
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Illustration 7 g01620069
Move valves (12) to the OFF position.
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Illustration 8 g01619976
Loosen hose clamp (13) in order to disconnect hose (14).
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Illustration 9 g01620017
Loosen hose clamp (15) in order to disconnect hose (16).
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Illustration 10 g01620067
Remove bolt (17).
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Illustration 11 g01619414
Disconnect cable assemblies (18).
Disconnect harness assembly (19).
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Illustration 12 g01620087
Use Tooling (B) in order to disconnect wires (20) and wire (22).
Cut cable straps (21).
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Illustration 13 g01620111
Remove bolt (23) in order to disconnect ground cable (24).
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Illustration 14 g01620116
Disconnect harness assembly (25).
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Illustration 15 g01620118
Attach Tooling (A) and a suitable lifting device to rollover protective structure (26). The weight of rollover protective structure (26) is approximately 689 kg (1520 lb).
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Illustration 16 g01620162
Remove bolts (27).
Use Tooling (A) and the suitable lifting device in order to remove the rollover protective structure.

Installation Procedure

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Table 2
Required Tools
Tool	Part Number	Part Description	Qty
A	138-7575	Link Bracket	4

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Illustration 17	g01620118

Attach Tooling (A) and a suitable lifting device to rollover protective structure (26). The weight of rollover protective structure (26) is approximately 689 kg (1520 lb). Use Tooling (A) and the suitable lifting device in order to position rollover protective structure (26) to the machine.
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Illustration 18 g01620162
Install bolts (27).
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Illustration 19 g01620116
Connect harness assembly (25).
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Illustration 20 g01620111
Connect ground cable (24) and install bolt (23).
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Illustration 21 g01620087
Connect wire (22) and wires (20).
Attach cable straps (21).
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Illustration 22 g01619414
Connect harness assembly (19).
Connect cable assemblies (18).
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Illustration 23 g01620067
Position the harness assembly and install bolt (17).
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Illustration 24 g01620017
Connect hose (16) and tighten hose clamp (15).
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Illustration 25 g01619976
Connect hose (14) and tighten hose clamp (13).
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Illustration 26 g01620069
Move valves (12) to the ON position.
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Illustration 27 g01619405
Connect clip (11).
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Illustration 28 g01619394
Connect clip (10).
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Illustration 29 g01619133
Position cover (8). Install bolts (9) and bolt (7).
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Illustration 30 g01619068
Connect clip (6).
Connect harness assembly (5) and harness assembly (4).
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Illustration 31 g01619120
Install plate assembly (3).
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Illustration 32 g01619118
Install floor mat (2). Install foot support assemblies (1).