0303247 JOHNSON SCREW

Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
A     138-7573     Link Brackets     3    
B     140-7742     Sleeve     1    
C     1U-8760     Chain Wrench     1    Note: 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 mechanism.
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 Dealer Service Tool Catalog" 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 cooling system pressure cap slowly to relieve pressure only when engine is stopped and cooling system pressure 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 Coolant Additive contains alkali. Avoid contact with skin and eyes.
Turn the battery disconnect switch to the OFF position.
Drain the coolant into a suitable container for storage or disposal. Refer to Operation and Maintenance Manual, "Cooling System Coolant (ELC) - Change".
Illustration 1 g01451436
Illustration 2 g01451438
Remove bolts (1). Attach Tooling (A) and a suitable lifting device to panel assembly (5). The weight of panel assembly (5) is approximately 45 kg (100 lb).
Open door assembly (2). Remove handles (3) and (4). Remove bolts (6) and remove guard assembly (5) .
Illustration 3 g01452266
Remove tube (10). Disconnect hose (7) and bracket (9). Remove guard assembly (8) .
Illustration 4 g01452353
Attach Tooling (B) and a suitable lifting device to fan assembly (11). The weight of fan assembly (11) is approximately 23 kg (50 lb). Remove bolts (12) and reposition fan assembly (11) .
Use Tooling (C) in order to remove adapter (14). Remove bolts (13) and adapter (14) .
Remove fan assembly (11) .Installation Procedure
Table 2
Required Tools    
Tool     Part Number     Part Description     Qty    
A     138-7573     Link Brackets     3    
B     140-7742     Sleeve     1    
C     1U-8760     Chain Wrench     1    Note: 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 mechanism.
Illustration 5 g01452353
Attach Tooling (B) and a suitable lifting device to fan assembly (11). The weight of fan assembly (11) is approximately 23 kg (50 lb). Position fan (11) in the radiator guard.
Position adapter (14) and install bolts (13). Use Tooling (C) in order to install bolts (13). Tighten bolts (13) to a torque of 30 7 N m (22 5 lb ft).
Position fan assembly (11) onto adapter (14). Install bolts (12) .
Illustration 6 g01452266
Install guard assembly (8). Connect hose (7) and bracket (9). Install tube (10).
Illustration 7 g01451438