955701 Volvo.Penta Hexagon screw

Start By:
Remove the counterweight. Refer to Disassembly and Assembly, "Counterweight - Remove and Install".
Remove the fuel transfer pump. Refer to Disassembly and Assembly, "Fuel Transfer Pump - Remove and Install".
Remove the engine enclosure group. Refer to Disassembly and Assembly, "Engine Enclosure Group - Remove and Install".
Remove the Hydraulic Oil Cooler. Refer to Disassembly and Assembly, "Hydraulic Oil Cooler - Remove and Install".
Remove the air cleaner. Refer to Disassembly and Assembly, "Air Cleaner - Remove and Install".
Remove the fan guard. Refer to Disassembly and Assembly, "Fan Guard - Remove and Install".
Pressurized system: Hot coolant can cause serious burn. To open cap, stop engine, wait until radiator is cool. Then loosen cap slowly to relieve the pressure.
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.
Note: Put identification marks on all hoses and on all tubes for installation purposes. Plug all hoses and all tubes. This will help to prevent fluid loss and this will help to keep contaminants from entering the system.Note: It is not necessary to remove the engine enclosure group on the left side of the machine in order to remove the radiator.Note: It is not necessary to completely remove the hydraulic oil cooler from the machine. It is not necessary to drain the hydraulic tank for this procedure. The hydraulic oil cooler can be set aside.
Drain the coolant from the radiator into a suitable container for storage or disposal. Use the drain valve. The radiator contains 5.7 L (1.5 US gal). Refer to Operation and Maintenance Manual, "Cooling System Coolant (ELC) - Change" for the proper procedure.
Illustration 1 g00987451
Disconnect fuel hoses (1) and (2). Install plugs in the fuel lines in order to prevent spillage and contamination.
Remove bolt (3) and the clamp.
Illustration 2 g00987453
Loosen hose clamp (6). Remove lower radiator hose (4) .
Remove hose clamp (5) .
Pull fuel hoses (1) and (2) through the bottom of the radiator.
Illustration 3 g00989968
Remove bolts (9).
Loosen hose clamp (7). Remove hose (8) .
Illustration 4 g00989980
Remove bolt (10).
Loosen hose clamp (11). Remove hose (12) .
Loosen hose clamp (13). Remove hose (14) .
Illustration 5 g00990024
Remove bolts (15) .
Remove cotter pin (17) and the washer. Remove arm (16) .
Loosen hose clamp (18). Remove hose (19) .
Pull hose (12) through the top of the radiator.
Illustration 6 g00990039
Remove bolts (21).
Remove radiator (20) from the machine. The weight of the radiator is approximately 22 kg (48 lb).
Illustration 7 g00990100
Remove bolts (22) .
Remove fan shroud (23) from radiator (20) .Installation Procedure
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.
Illustration 8 g00990100