797 Off-Highway Truck Engine Supplement Caterpillar

Fan - Install

Usage:

Installation Procedure

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Table 1
Required Tools
Tool	Part Number	Part Description	Qty
A	195-9649	Radiator Cowling Support As	1
B	M10 x 50mm	Guide Stud	4

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NOTICE

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.

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NOTICE

Do not damage the radiator core during removal or installation of the fan group.

Note: Refer to the identification marks on all hoses, wires, tubes, and guard assemblies during the installation procedure.

Clean all mating surfaces before beginning the installation procedure.
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Illustration 1 g00814662
Attach a suitable lifting device to fan spider assembly (64), as shown. The approximate weight of fan spider assembly (64) is 240 kg (529 lb).
Position fan spider assembly (64) against fan adapter (66).
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Illustration 2 g00814390
Install eight bolts (65) and the hard washers in order to attach fan spider assembly (64).
Remove the lifting device from fan spider assembly (64).
Attach two suitable lifting slings to support assembly (62) (not shown). Attach a suitable hoist to the lifting slings. The approximate combined weight of support assembly (62) and fan spider assembly (64) is 513 kg (1131 lb).
Remove four bolts (63) and the washers in order to remove Tooling (A) from support assembly (62) and fan spider assembly (64).
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Illustration 3 g00812169
Remove the lifting device from Tooling (A).
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Illustration 4 g00788219
Position support assembly (62) and fan spider assembly (64) against the radiator module.
Install eight bolts (63) and the washers in order to assemble support assembly (62) and fan spider assembly (64) to the radiator module.
Remove the lifting slings from support assembly (62).
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Illustration 5 g00821454
Install Tooling (B), as shown.
Locate top left shield assembly (60) and top right shield assembly (61) onto Tooling (B).
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Illustration 6 g00812055

Note: Refer to the labels on all guard assemblies in order to aid in the assembly procedure.
Position left guard assembly (59) onto Tooling (B). Install 14 bolts (58) and the washers in order to attach top left guard assembly (59).
Install hose assembly (56) and hose clamp (57). Tighten hose clamp (57).
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Illustration 7 g00821452
Remove Tooling (B). Install two bolts (58) to the top of left guard assembly (59).
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Illustration 8 g00812054
Position top right guard assembly (55) onto Tooling (B). Install 20 bolts (54) and the washers in order to attach top right guard assembly (55).
Install hose assembly (52) and hose clamp (53). Tighten hose clamp (53).
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Illustration 9 g00821451
Remove Tooling (B). Install two bolts (54) to the top of right guard assembly (55).
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Illustration 10 g00788195
Install 17 bolts (50) in order to assemble middle left guard assembly (51).
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Illustration 11 g00788194
Attach middle right guard assembly (49) by installing 17 bolts (48).
Install two bolts (47) and the washers in order to install bracket (46).
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Illustration 12 g00821453
Install Tooling (B), as shown.
Locate bottom left shield assembly (44) and bottom right shield assembly (45) onto Tooling (B).
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Illustration 13 g00811504
Position bottom left guard assembly (43) onto Tooling (B). Install 13 bolts (42) and the washers in order to attach bottom left guard assembly (43).
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Illustration 14 g00821450
Remove Tooling (B). Install two bolts (42) to the bottom of left guard assembly (43).
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Illustration 15 g00788189
Position bottom right guard assembly (41) onto Tooling (B). Install 20 bolts (40) and the washers in order to attach bottom right guard assembly (41).
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Illustration 16 g00821449
Remove Tooling (B). Install two bolts (40) to the bottom of right guard assembly (41).
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Illustration 17 g00788168
Connect hose assembly (36) by using four bolts (37), four washers (38), and half flange (39).
Connect hose assembly (32) by using four bolts (33), four washers (34), and half flange (35).
Attach hose assembly (31).
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Illustration 18 g00788167
Assemble the following parts: bolt (23), clip (24), clip (25) and grommet (26).
Install clip (30) by installing bolt (27), nut (28), and hard washer (29).
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Illustration 19 g00788165
Install the following parts: two bolts (17), two hard washers (18), clip (19), clip (20), clip (21) and grommet (22).
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Illustration 20 g00788163
Connect wire harness (16) to speed sensor (14).
Install lockwire (15) to speed sensor (14) and wire harness (16).
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Illustration 21 g00788162
Attach bottom cover (5) by using two clips (13), two bolts (12), and the washers (11).
Tighten two clamps (6) in order to attach tube (7) to bottom cover (5).
Install two clips (10) by using two bolts (9) and two washers (8).
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Illustration 22 g00796945
Install two bolts (2) and connect handle (4) in order to attach top cover (3).