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304.5 Caterpillar Mini Hyd Excavator Service Repair Manual

Page 1


Product: MINI HYD EXCAVATOR

Model: 304.5 MINI HYD EXCAVATOR WAK

Configuration: 304.5 Mini Hydraulic Excavator WAK00001-UP (MACHINE) POWERED BY 3024 Engine

Disassembly and Assembly

304.5 Mini Hydraulic Excavator

Media Number -RENR3543-01 Publication Date -01/09/2001 Date Updated -16/11/2001

i01324145

Air Cleaner - Remove and Install

SMCS - 1051-010; 1054-010

Removal Procedure

1

Illustration
1. Open engine hood (1) .

2

2. Disconnect electrical connector (2) .

3. Loosen clamps (3) and (5) .

4. Disconnect hoses (4) and (6) .

Illustration 3

5. Remove two bolts (8) and washers.

6. Remove air cleaner (7) .

Installation Procedure

Illustration
g00703114
g00703128

4

1. Position air cleaner (7) .

2. Install washers and two bolts (8) to the air cleaner. Tighten the bolts.

5

3. Connect electrical connector (2) .

4. Connect hoses (4) and (6) to the air cleaner.

5. Tighten clamps (3) and (5) .

Illustration
g00703128
Illustration
g00703114

Copyright 1993 - 2020 Caterpillar Inc. All Rights Reserved. Private Network For SIS Licensees. Tue Sep 15 14:39:38 UTC+0530 2020

6. Close engine hood (1) .

Product: MINI HYD EXCAVATOR

Model: 304.5 MINI HYD EXCAVATOR WAK

Configuration: 304.5 Mini Hydraulic Excavator WAK00001-UP (MACHINE) POWERED BY 3024 Engine

Disassembly and Assembly

304.5 Mini Hydraulic Excavator

i01337927

Alternator - Remove and Install

SMCS - 1405-010

Removal Procedure

Start By:

A. Remove the battery and battery cable. Refer to Disassembly and Assembly, "Battery and Battery Cable - Remove and Install".

B. Remove the seat. Refer to Disassembly and Assembly, RENR 3548, "Seat - Remove and Install".

Note: Put identification marks on all wires for installation purposes.

Illustration 1 g00676426

1. Remove four bolts (1) and washers.

This is the sample of the manual

Click on the download link for complete Manual

2. Remove access panel (2) .

Illustration 2

3. Remove bolt (3) and the washer.

4. Move the alternator toward the engine in order to relieve tension on the V-Belt (4) .

Illustration 3

5. Disconnect wires (5) and (9) .

6. Move rubber cover (6) aside .

7. Remove locknut (7) .

8. Disconnect cable (8) from the alternator.

g00676434
g00707556

Illustration 4

Illustration 5

9. Remove nut (15) and washer (13) .

10. Remove bolt (10) and washers (11) .

11. Remove alternator (12) and spacer (14) through the access panel.

Installation Procedure

g00707564
g00707563

Illustration 6

Illustration 7

1. Install spacer (14) to the alternator bracket and place alternator (12) through the access panel.

2. Install washers (11) and bolt (10) .

3. Install washer (13) and nut (14) .

4. Tighten the nut and the bolt.

g00707564
g00707563

8

5. Connect wires (5) and (9) .

6. Connect cable (8) to the alternator with locknut (7). Tighten the locknut.

7. Place the rubber cover (6) onto the cable.

Illustration 9

8. Place V-Belt (4) on the alternator pulley.

9. Install the washer and bolt (3). Do not tighten the bolt at this time. Pull the alternator away from the engine in order to tension the V-Belt. Tighten the bolt to a torque of 28 ± 7 N·m (21 ± 5 lb ft).

Illustration
g00707556
g00676434

10. Place access panel (2) in position.

11. Install washers and bolts (1). Tighten the bolts.

, End By:

a. Install the seat. Refer to Disassembly and AssemblyRENR 3548, "Seat - Remove and Install".

b. Install the battery and battery cable. Refer to Disassembly and Assembly, "Battery and Battery Cable - Remove and Install".

Product: MINI HYD EXCAVATOR

Model: 304.5 MINI HYD EXCAVATOR WAK

Configuration: 304.5 Mini Hydraulic Excavator WAK00001-UP (MACHINE) POWERED BY 3024 Engine

Disassembly and Assembly

304.5 Mini Hydraulic Excavator

Media Number -RENR3543-01

Date -01/09/2001

Battery and Battery Cable - Separate and Connect

SMCS - 1401-029

Removal Procedure

Illustration 1 g00703233

1. Remove bolt (2) and the washer.

2. Remove battery cover (1) .

Updated -16/11/2001

i01328261

2

3. Move rubber battery cover (3) aside.

Illustration 3

4. Loosen nut (5) and disconnect battery cable (4) on the negative terminal of the battery.

Note: Do not allow the disconnected battery cable to contact the frame of the machine.

Illustration
g00703236
g00703239

4

5. Move rubber battery cover (6) aside.

5

6. Loosen nut (7) and disconnect battery cable (8) on the positive terminal of the battery.

Illustration
g00706220
Illustration
g00706224

Illustration 6 g00706233

7. Remove two nuts (9) and washers.

8. Remove bracket (10) from the battery.

Illustration 7

9. Remove battery (11) from the machine.

Installation Procedure

g00706238

Illustration 8

1. Place battery (11) in position.

g00706238

9

2. Install bracket (10) to the battery.

3. Install washers and two nuts (9) to the bracket. Tighten the nuts.

Illustration 10

g00706224

4. Connect battery cable (8) onto the positive terminal of the battery and tighten the nut (7) .

Illustration
g00706233

11

5. Install rubber battery cover (6) onto the battery terminal.

Note: Do not allow the disconnected battery cable to contact the frame of the machine.

Illustration 12

g00703239

6. Connect battery cable (4) onto the negative terminal of the battery and tighten the nut (5) .

Illustration
g00706220

13

7. Install rubber battery cover (3) onto the battery terminal.

Illustration 14

8. Install battery cover (1) .

9. Install the washer and bolt (2). Tighten the bolt.

Copyright 1993 - 2020 Caterpillar Inc. All Rights Reserved. Private Network For SIS Licensees. Tue Sep 15 14:36:32 UTC+0530 2020

Illustration
g00703236
g00703233

Product: MINI HYD EXCAVATOR

Model: 304.5 MINI HYD EXCAVATOR WAK

Configuration: 304.5 Mini Hydraulic Excavator WAK00001-UP (MACHINE) POWERED BY 3024 Engine

Disassembly and Assembly

304.5 Mini Hydraulic Excavator Media

i01328262

Bottom Guard - Remove and Install

SMCS - 7153-010

Removal Procedure

Illustration 1 g00666707

1. Remove four bolts (1) and washers.

2. Remove the bottom guard (2) .

Installation Procedure

Illustration 2 g00666707

1. Place bottom guard (2) in position.

2. Install washers and four bolts (1) to the bottom guard. Tighten the bolts.

Copyright 1993 - 2020 Caterpillar Inc. All Rights Reserved. Private Network For SIS Licensees.

Product: MINI HYD EXCAVATOR

Model: 304.5 MINI HYD EXCAVATOR WAK

Configuration: 304.5 Mini Hydraulic Excavator WAK00001-UP (MACHINE) POWERED BY 3024 Engine

Disassembly and Assembly

304.5 Mini Hydraulic Excavator

i01337928

Electric Starting Motor - Remove and Install

SMCS - 1453-010

Removal Procedure

Start By:

A. Remove the battery and battery cable. Refer to Disassembly and Assembly, "Battery and Battery Cable - Remove and Install".

B. Remove the seat. Refer to Disassembly and Assembly, RENR 3548, "Seat - Remove and Install".

Note: Put identification marks on all wires for installation purposes.

Illustration 1 g00707569

1. Remove four bolts (1) and washers.

2. Remove access panel (2) .

Illustration 2

3. Move rubber cover (3) aside.

Illustration 3

4. Remove nut (4) .

5. Disconnect two electrical wires (5) and (6) .

g00707572
g00707573

Illustration 4

6. Remove screw (7) and disconnect wire (8) .

Illustration 5

g00707575

7. Cut straps (9) and move wire (10) aside in order to gain access to the bolt.

g00707574

Illustration 6

8. Remove two bolts (11) and washers.

9. Remove electric starting motor (12) through the access panel.

Installation Procedure

Illustration 7

g00707579

1. Place electric starting motor (12) through the access panel.

2. Install washers and bolts (11) to the electric starting motor. Tighten the bolts.

Illustration 8

3. Secure wire (10) with new straps (9) .

g00707575

Illustration 9

4. Connect wire (8) to the electric starting motor by tightening screw (7) .

Illustration 10

5. Connect two electrical wires (5) and (6) to the electric starting motor.

6. Install nut (4). Tighten the nut.

g00707574
g00707573

11

7. Place rubber cover (3) onto the electrical wires.

12

8. Place access panel (2) in position.

9. Install washers and four bolts (1) to the access panel. Tighten the bolts.

, End By:

a. Install the seat. Refer to Disassembly and AssemblyRENR 3548, "Seat - Remove and Install".

b. Install the battery and battery cable. Refer to Disassembly and Assembly, "Battery and Battery Cable - Remove and Install".

Illustration
g00707572
Illustration
g00707569

This is the sample of the manual

Click on the download link for complete Manual

Product: MINI HYD EXCAVATOR

Model: 304.5 MINI HYD EXCAVATOR WAK

Configuration: 304.5 Mini Hydraulic Excavator WAK00001-UP (MACHINE) POWERED BY 3024 Engine

Disassembly and Assembly

304.5 Mini Hydraulic Excavator Media Number -RENR3543-01

i01345830

Engine - Install

SMCS - 1000-012

Installation Procedure

Table 1 Required Tools

A 138-7575 Link Bracket 2

Illustration 1 g00710718

1. Use Tooling (A) and a suitable lifting device to place engine (50) into position. Weight of the engine is 227 kg (500 lb).

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