Husqvarna PG 280 S Gebrauchsanweisung
Workshop manual
PG 280 S
English
1022 - 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 Symbols on the product......................................... 4
3 Servicing data
3.1 Symbols in the diagrams........................................5
3.2 Tightening torques ................................................ 6
4 Servicing tools
4.1 Servicing tools overview.........................................7
5 Product overview for repair and servicing
5.1 Component overview PG 280 S.............................8
5.2 Component overview electrical enclosure..............9
5.3 Component view of the motor connection box
PG 280 S 1-phase......................................................10
6 Repair and servicing
6.1 Motor.................................................................... 11
6.2 Grinding head.......................................................12
7 Troubleshooting
7.1 Function tests.......................................................14
7.2 To do a function test of the grinding head............14
7.3 To do a function test of the electrical system....... 14
7.4 To do a function test of the motor........................ 14
7.5 Before you do the troubleshooting....................... 14
7.6 The motor does not start...................................... 15
7.7 The motor stops................................................... 17
8 Diagrams
8.1 Wiring diagram..................................................... 18
9 Technical data
9.1 Electrical specifications ....................................... 19
21022 - 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.
1022 - 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
• Read and obey this workshop manual.
• Obey the local safety regulations when you repair or
do servicing of the product.
• The safety equipment you use must obey local
regulations.
• Use only the equipment that the manufacturer
recommends.
• Use personal protective equipment.
• Use protective gloves and safety glasses. The safety
glasses must obey the ANSI Z87.1 for US or EN166
for EU countries.
• Use earmuffs when the product is in operation.
• Always stop the product before you repair or do
servicing of the product.
• Remove flammable materials from the work area.
The product can cause sparks.
• Do not use the product if the power cord or cables
are damaged.
• Disconnect the product from the mains socket.
• If possible, keep the power cord disconnected when
you repair or do servicing of the product.
• Use cables adapted to outdoor operation.
• Do not touch the wires when the product is on. An
electrical shock can cause injury.
• Do not point compressed air to your body.
Compressed air can go into the blood stream.
• Always tighten the nuts and the bolts on the product
correctly.
• Do not use the power cord to lift the product. Do not
pull the power cord to disconnect the product.
• Do checks of the product for warning labels that are
damaged. Replace the warning labels that are
damaged.
• Always read the warning labels of product supplies.
• Obey the local waste regulations.
2.3 Symbols on the product
WARNING: Not careful or incorrect use
can result in injury or death to the operator
or others.
Read the manual carefully and make sure
that you understand the instructions
before you use the product.
Always put on hearing protection, eye
protection and breathing protection.
WARNING! The dust can cause breathing
problems. Use breathing protection. Do
not breathe exhaust fumes. Always make
sure that there is good airflow.
This product is in compliance with
applicable EC directives.
Note: Other symbols/decals on the product refer to
special certification requirements for some markets.
4 - Safety 1022 - 002 -
3 Servicing data
3.1 Symbols in the diagrams
Tightening torque, Nm
1022 - 002 - Servicing data - 5
3.2 Tightening torques
30
37
30
6 - Servicing data 1022 - 002 -
4 Servicing tools
4.1 Servicing tools overview
4 5 6
7 8
1 2 3
Po-
si-
tion
Designation Used for Order No./
Source
1 Thread lock medium To assemble the motor and grinding head. To assemble the tool
holder.
2 Grease To assemble the motor and grinding head.
3 Multimeter To control the functions of the electrical system Amprobe 37XR-
A® or other
model that can
measure induc-
tance
4 Hex key, kit 2.5 - 10
mm
General 525 45 52-01
5 Socket wrench General 531 11 95-32
6 Torque wrench 30 -
100 Nm
General
7 Inner puller To remove the tool holder assembly There are many
manufacturers,
for example:
Kukko, Baur-
eihe 202
8 Socket 8-18 mm General
1022 - 002 - Servicing tools - 7
5 Product overview for repair and servicing
5.1 Component overview PG 280 S
13 14
15
3
2
2
1
6
7
4
5
12
8
9
11
10
1. Handle/Handlebar
2. Lock knobs for handlebar adjustment
3. ON/OFF switch
4. Electrical enclosure
5. Connection for motor cable
6. Counterweight
7. Power plug
8. Rubber wheels
9. Lock bolt to attach the motor/grinding head
10. Grinding head cover
11. Electric motor
12. Lifting eye
13. Brush strip
14. Tool plate
15. Connection, vacuum hose
8 - Product overview for repair and servicing 1022 - 002 -
5.2 Component overview electrical enclosure
3
12
4
5
6
7
1. Electrical enclosure
2. ON/OFF switch
3. Ground points
4. Motor cable connector
5. Connection to mains plug
6. Resettable fuse
7. Terminal block
1022 - 002 - Product overview for repair and servicing - 9
5.3 Component view of the motor connection box PG 280 S 1-phase
2
7
1
4
6
8
3
5
1. Motor connection box
2. Electronic motor starter switch
3. Connection bridge
4. Motor run capacitor
5. Connection bridge
6. Connection to electrical enclosure
7. Ground point
8. Motor start capacitor
10 - Product overview for repair and servicing 1022 - 002 -
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