VALVE GP-CONTROL 1429418 - Caterpillar

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.Do not attempt to tighten hose connections when the coolant is hot, the hose can come off causing burns.Cooling System Conditioner contains alkali. Avoid contact with skin and eyes.
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.
Drain the hydraulic oil into a suitable container for storage or disposal. Refer to Operation and Maintenance Manual for the correct procedure.
Drain the coolant from the cooling system into a suitable container for storage or disposal. Refer to Operation and Maintenance Manual for the correct procedure.
Drain the fuel from the fuel tank into a suitable container for storage or disposal. Refer to Operation and Maintenance Manual for the correct procedure.
Illustration 1 g03735582
Loosen the two clamps. Disconnect hose assemblies (2) and (3) from hydraulic oil cooler (1).
Illustration 2 g03735584
Loosen the two clamps. Disconnect hose assemblies (4) and (5) from hydraulic oil cooler (1).
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Remove the two cable straps that secure hose (7) to fan guard (6).
Remove the six bolts, the six washers, and fan guard (6).
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Loosen the clamp. Remove hose (9) from shunt tank (8).
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Loosen the clamp and remove hose (10).
Illustration 6 g03735796
Loosen the clamp and remove hose (12).
Loosen the clamp and remove hose (13) from radiator (11).
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Attach Tooling (A) to radiator (11). The weight of radiator (11) and hydraulic oil cooler (1) is approximately 68 kg (150 lb).
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Remove two bolts and the two washers from the bottom of radiator (11) and hydraulic oil cooler (1).
Illustration 9 g03735819
Remove bolts (15), the washers, the rubber grommets, and spacers from both sides of the machine. Reposition support arms (16).
Remove radiator (11) and hydraulic oil cooler (1). Installation Procedure
Table 2
Required Tools
Tool Part Number Part Description Qty
A 138-7573 Link Brackets 2
Install radiator (11) and hydraulic oil cooler (1) in the reverse order of removal. End By:
Install the fuel priming pump and fuel filter base. Refer to Disassembly and Assembly, "Fuel Priming Pump and Fuel Filter Base - Remove and Install".
Install the engine enclosure (hood). Refer to Disassembly and Assembly, "Engine Enclosure (Hood) - Remove and Install".