PL72 Pipelayers Machine Systems Caterpillar


Rollover Protective Structure (ROPS) - Remove and Install

Usage:

PL72 P72

Removal Procedure

Table 1
Required Tools 
Tool  Part Number  Part Description  Qty 
1U-9200  Lever Puller Hoist Gp 
386-6031(1) Lever Puller Hoist Gp 
395-1592  Lifting Eye Assembly 
439-3940  Bracket As 
(1) This part number complies with European requirements.

------ WARNING! ------

Personal injury can result from contact with refrigerant.

Contact with refrigerant can cause frost bite. Keep face and hands away to help prevent injury.

Protective goggles must always be worn when refrigerant lines are opened, even if the gauges indicate the system is empty of refrigerant.

Always use precaution when a fitting is removed. Slowly loosen the fitting. If the system is still under pressure, release it slowly in a well ventilated area.

Personal injury or death can result from inhaling refrigerant through a lit cigarette.

Inhaling air conditioner refrigerant gas through a lit cigarette or other smoking method or inhaling fumes released from a flame contacting air conditioner refrigerant gas, can cause bodily harm or death.

Do not smoke when servicing air conditioners or wherever refrigerant gas may be present.

Use a certified recovery and recycling cart to properly remove the refrigerant from the air conditioning system.


  1. Recover the refrigerant. Refer to Service Manual, SENR5664, "All Products Air Conditioning and Heating R134a for All Caterpillar Machines" for the recovery and the charging procedure. Refer to Special Publication, NENG2500, "Air Conditioning Tools" for the correct tools.


    Illustration 1g03863204

  2. Disconnect harness assemblies (1) and (2).


    Illustration 2g03863267

  3. Remove bolt (5) and disconnect hose assemblies (3) and (4).


    Illustration 3g03863332

  4. Remove bolt (6). Position the hose assemblies out of the way.


    Illustration 4g03863362

  5. Attach Tooling (B) and Tooling (C) to ROPS (7). Attach Tooling (A) to Tooling (C).

  6. Attach a suitable lifting device to Tooling (A) and Tooling (B). The weight of ROPS (7) is approximately 300 kg (660 lb).


    Illustration 5g03863369

  7. Remove bolts (8). Remove ROPS (7).

Installation Procedure

  1. Install ROPS (7) in the reverse order of removal.

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