Husqvarna K 535i Manual de instrucciones

Workshop manual

K 535i

English

744 - 002 -

Contents

1 Introduction

1.1 Document description............................................ 3

1.2 Target group...........................................................3

1.3 Revisions................................................................3

1.4 Safety..................................................................... 3

1.5 Servicing tools........................................................3

2 Safety

2.1 Safety definitions....................................................4

2.2 General safety instructions.....................................4

2.3 Special safety instructions......................................4

2.4 Symbols on the product......................................... 4

3 Servicing data

3.1 Symbols in the diagrams........................................5

3.2 Tightening torques ................................................ 5

4 Servicing tools

4.1 Servicing tools overview.........................................7

5 Product overview for repair and servicing

5.1 Product overview....................................................8

6 Repair instructions

6.1 To clean and examine the product parts................9

6.2 To repair damaged threads....................................9

6.3 Wet system............................................................ 9

6.4 Handle half........................................................... 10

6.5 Power trigger........................................................10

6.6 Main switch.......................................................... 11

6.7 Control unit...........................................................12

6.8 Keypad................................................................. 13

6.9 Drive belt ............................................................. 14

6.10 Pulleys................................................................15

6.11 Motor.................................................................. 15

6.12 Cutter arm.......................................................... 16

6.13 Front ground support..........................................17

6.14 Impeller.............................................................. 17

6.15 To disassemble the impeller.............................. 17

6.16 To assemble the impeller................................... 17

6.17 Blade shaft bearings ......................................... 17

6.18 Motor shaft bearing............................................ 19

7 Troubleshooting

7.1 To connect the common service tool................... 20

7.2 To do troubleshooting of the common service

tool............................................................................. 20

7.3 Troubleshooting of the product............................ 20

7.4 Troubleshooting of the battery and battery

charger....................................................................... 22

7.5 Troubleshooting appendix ...................................23

7.6 Troubleshooting of the battery connector.............24

2744 - 002 -

1 Introduction

1.1 Document description

This manual gives a full description of how to do

maintenance and repair on the product. It also gives

safety instructions that the personnel must obey.

1.2 Target group

This manual is for personnel with a general knowledge

of how to do repair and do servicing. All personnel that

do repair or do servicing on the product must read and

understand the manual.

1.3 Revisions

Changes to the product can cause changes to the

maintenance work and spare parts. Separate

information is sent out for each change.

Read the manual together with all received information

about changes to maintenance and spare parts for the

product.

1.4 Safety

WARNING: All personnel that repair or do

servicing on the product must read and

understand the safety instructions in this

workshop manual.

1.5 Servicing tools

The manual gives information about necessary servicing

tools. Always use original tools from Husqvarna.

744 - 002 - Introduction - 3

2 Safety

2.1 Safety definitions

Warnings, cautions and notes are used to point out

specially important parts of the manual.

WARNING: Used if there is a risk of injury or

death for the operator or bystanders if the

instructions in the manual are not obeyed.

CAUTION: Used if there is a risk of damage to

the product, other materials or the adjacent area

if the instructions in the manual are not obeyed.

Note: Used to give more information that is necessary in

a given situation.

2.2 General safety instructions

WARNING: Read the warning instructions that

follow before you use the product.

The service center that repairs the product must have

safety devices that obey local regulations. Warnings and

cautions are used to point out specially important parts

of the workshop manual.

2.3 Special safety instructions

• Apply a new warning label if a warning symbol on

the product is damaged or missing.

• Do not use accessories or spare parts that are not

approved by the manufacturer. Do not do changes

that are not approved by the manufacturer. This can

cause injury or death to the operator or other

persons.

• Use protective gloves and eye protection. Approved

protective goggles must agree with the ANSI Z87.1

standard in the USA or EN 166 in EU countries.

• When you use compressed air, do not point the

airflow in the direction of your body. Air can go into

the blood circulation and kill you.

• Use approved hearing protection. Noise from the

product can result in permanent hearing loss.

• The product can cause sparks. Do not operate the

product near flammable materials.

2.3.1 To remove the battery

WARNING: Always remove the battery before

you do repairs or do servicing on the product.

WARNING: Do not put the battery back until the

product is assembled.

1. Press in the catches (1) and remove the battery (2).

2.4 Symbols on the product

Start/Stop

savE / Battery save mode

Warning lamp/Fault indicator

Read the manual carefully and make sure

you understand the instructions before

using the product.

Always put on personal protective

equipment:

WARNING! Kickbacks can be sudden,

fast and can cause injuries. Read and

understand the instructions in the manual

before using the product.

WARNING! Dust from cutting can cause

breathing problems. Use breathing

protection. Do not breathe exhaust fumes.

Always make sure there is good airflow.

WARNING! Sparks from the cutting blade

can cause a fire in materials such as,

gasoline, wood, fabric and dry grass.

WARNING! Do not use circular saw

blades.

Make sure the cutting disc is not

damaged.

4 - Safety 744 - 002 -

3 Servicing data

3.1 Symbols in the diagrams

Tightening torque, Nm

Torx

Bolt

3.2 Tightening torques

T10

0.8-1

T27

4-5

T10

0.8-1

744 - 002 - Servicing data - 5

T27

3.5-4

T27

6-7

T27

3-3.5

T27

2-3

T27

2-3

T27

5-6

26-30

T27

5-6

T27

2-2.5

T27

5-6

7-8

T27

4-4.5

T27

3-10

6 - Servicing data 744 - 002 -

4 Servicing tools

4.1 Servicing tools overview

4 65

8 9

Position Designation Used for Order No./

Source

1 Combination wrench General. 506 38 26-01

2 Bearing press To assemble the motor shaft bearing. 504 56 79-01

3 Wrench To disassemble and assemble the drive belt pulley. 596 51 18-01

4 Diagnostic Tool Kit Troubleshooting. 583 89 71-01

5 Adapter cable for battery Troubleshooting. 579 62 13-01

6 Belt assembly tool To install and remove the drive belt. 596 55 26-01

7 Bearing press To assemble blade shaft bearings. 596 83 49-01

8 Adapter for bearing press To assemble blade shaft bearings. 596 83 50-01

9 Key Torx T10 General. 502 71 27-02

10 Internal bearing extractor To remove bearings. SKF TMIC 7-28

744 - 002 - Servicing tools - 7

5 Product overview for repair and servicing

5.1 Product overview

1314

5 6

31 2

18 17 16

1. Power trigger lockout

2. Power trigger

3. Water valve

4. Water nozzle

5. Cutting blade (not included)

6. Cutter arm

7. SavE button

8. Warning indicator

9. Start and stop button

10. Handle half

11. Rear ground support with a rope eyelet

12. Battery slot

13. Fan housing

14. Front handle

15. Belt guard

16. Front ground support

17. Type plate

18. Water connection with filter

19. Button, battery status

20. Battery status

21. Warning indicator

22. Battery release button

23. Battery (not included)

8 - Product overview for repair and servicing 744 - 002 -

6 Repair instructions

6.1 To clean and examine the product parts

• Clean and examine all parts fully. You find more

instructions in the chapter for each part if special

tools or procedures are necessary.

• Replace damaged or defective parts.

• Always use original spare parts.

6.2 To repair damaged threads

1. If the plastic threads in the chassis are damaged,

make a hole with a 4.5 mm drill bit.

2. Replace the original screw with the screw 503 21

74-16 - IHSCT MT5x16.

6.3 Wet system

6.3.1 Wet system function

Each side of the blade guard has a spray nozzle. The

water hits a section of the cutting blade and the

centrifugal force moves it out to the edge.

6.3.2 To remove the wet system

1. Remove the handle.

2. Remove the screws that hold the spray nozzles.

3. Remove the hose from the notches on the housing.

744 - 002 - Repair instructions - 9

4. Remove the screw that holds the valve.

5. Remove the wet system.

6. Remove the filter with a wood screw.

6.3.3 To assemble the wet system

1. Push the filter fully into the connector. Push against

a flat surface.

2. Assemble in the opposite sequence of

To remove

the wet system on page 9

6.4 Handle half

6.4.1 To disassemble the handle half

1. Disassemble the wet system. Refer to

To remove

the wet system on page 9

2. Remove the handle half.

6.5 Power trigger

6.5.1 To disassemble the power trigger

1. Disassemble the wet system. Refer to

To remove

the wet system on page 9

2. Disassemble the handle half. Refer to

disassemble the handle half on page 10

10 - Repair instructions 744 - 002 -

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