420857 Volvo.Penta Companion flange

Start By:
Install the wheel chocks. Refer to Disassembly and Assembly, "Wheel Chock (Front and Rear) - Remove and Install".
Connect the frame lock link. Refer to Disassembly and Assembly, "Frame Lock Link - Separate and Connect".
Purge the air system. Refer to Disassembly and Assembly, "Air System Pressure - Purge/Charge".
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, "Caterpillar Tools and Shop Products Guide" for tools and supplies suitable to collect and contain fluids on Caterpillar products.Dispose of all fluids according to local regulations and mandates.
Personal injury can result from hot coolant, steam and alkali.At operating temperature, engine coolant is hot and under pressure. The radiator and all lines to heaters or the engine contain hot coolant or steam. Any contact can cause severe burns.Remove filler cap slowly to relieve pressure only when engine is stopped and radiator cap is cool enough to touch with your bare hand.Cooling System Conditioner contains alkali. Avoid contact with skin and eyes.
Personal injury can result from hot oil or hot components.At operating temperature, oil is hot and under pressure. Hot oil can cause burns.Remove the fill cap only when the engine is stopped, and the fill cap is cool enough to touch with your bare hand.Do not allow hot oil or components to contact skin.
Note: Install caps and plugs on all openings in order to prevent dirt or debris from entering the system. Cleanliness is an important factor. Before the removal procedure, the exterior of the component should be thoroughly cleaned. This will help to prevent dirt from entering the internal components.Note: For easier assembly, mark all hose assemblies, tube assemblies, wire harnesses and cables for identification purposes.
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The view is on the right side of the engine end frame under the left side of the engine.
Drain the cooling system. Loosen drain plug (1) in order to drain the cooling system.
Refer to Operation and Maintenance, "Cooling System Coolant (ELC) - Change" for the appropriate procedure to drain the cooling system. The capacity of the cooling system is 500 L (132 US gal).
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Disconnect tube assembly (2) from the inlet of air compressor (3) .
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Disconnect hose assembly (4), hose assembly (5), and hose assembly (6) .
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Disconnect hose assembly (7) .
Remove tube assembly (8) .
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Disconnect hose assembly (9) and hose assembly (10) .
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Position a suitable lifting device around air compressor (3). Remove three bolts (11) and the washers in order to remove air compressor (3). Remove the air compressor. The weight of the air compressor is 32 kg (70 lb).Installation Procedure
Note: Verify that all of the components of the air compressor are clean and free of foreign material prior to installation.Note: Check all of the O-ring seals and the components for wear or damage. Replace the components, if necessary. Lubricate the O-ring seals lightly with the lubricant that is being sealed.
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Position a suitable lifting device around air compressor (3). Position air compressor (3) for installation. Install three bolts (11) and the washers. The weight of the air compressor is 32 kg (70 lb).
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Connect hose assembly (9) and hose assembly (10) .