Technical Information · issue 13 of 2008
New STIHL BGE 61, BGE 71 Electric Blowers
IssueTI 13/2008
Full text
Page 1 of 8
STIH)
Technical Information 13.2008
New STIHL BGE 61, BGE 71 Electric Blowers – Series 4811
Contents
1. Technical Description
2. Specifications
3. Accessories
4. Service notes
5. Spare Parts
TI_13_2008_30_01_01.fm englisch / English
)m~ge 2 Technical Information 13.2008
The new hand-held BGE 61, BGE 71 electric
blowers are suitable for home use applications such
as blowing leaves, light debris, parking areas and
3
driveways.
5
Equipped with (special accessory) vacuum 4
attachment 4811 700 2200, the BGE 71 is also
suitable for picking up dry leaves and other
lightweight, loose yard debris.
290TI002 KN
1. Technical Description
1.1 General features
. Make a loop in the extension cord.
. The drive motor is enclosed in a high impact
plastic housing. . Pass loop (3) through opening (4).
. The length of the blower tube is adjustable to . Slip loop over hook (5) and pull tight.
suit the height and reach of the user and the
application. 1.3 On/off switch
. Toolless conversion from blower to vacuum The on/off switch is integrated into the top of the
mode on BGE 71. control handle.
1.2 Strain relief (cord retainer)
1
A cord retainer assists in preventing the blower plug
from becoming disconnected from the extension
cord during use.
290TI003 KN
BGE61
. Slide switch (1) control positions, 0 to I
290TI001 KN
0 = Off
1 2
I = High
. Insert blower plug (1) into extension cord BGE 71
coupling (2).
. Slide switch (1) control positions, 0 to I or II.
0 = Off
I = Low
II = High
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Technical Information 13.2008 Page 3
1.4 Interlock switch on BGE 71 2. Specifications
2.1 Motor (BGE 61, 71)
Power supply 120 V, 60 Hz, 9.2 A
Fuse 15 A
Rating 1100 W
Insulation Double insulation
2.2 Maximum air flow rate
Blower mode Vacuum mode
290TI005 KN
BGE 61 394 cf/min
(670 m3/h) ---
The unit can only be operated if the blower tube and BGE 71 394 cf/min 341 cf/min
intake screen, or suction tube and elbow are (670 m3/h (580 m3/h
properly installed. Only then will the interlock switch
be activated, closing the electrical circuit and 2.3 Air velocity with nozzle
allowing the motor to be switched on. in blower mode
BGE 61 148 mph (66 m/sec)
BGE 71 148 mph (66 m/sec)
2.4 Dimensions*
Width 8.27 in (210 mm)
Height 13.15 in (334 mm)
Depth 12.99 in (330 mm)
* without vacuum or blower attachment
2.5 Weight
BGE 61 6.8 lbs (3.1 kg)
BGE 71 6.8 lbs (3.1 kg)
2.6 Sound pressure level to ANSI B 175.2
Blower mode Vacuum mode
BGE 61 64 db (A) ---
BGE 71 64 db (A) 64 db (A)
3. Accessories
Part Name Part No. Application
Vacuum attachment
(BGE 71 only) 4811 700 2200 Converts a blower into a vacuum shredder.
Curved fan nozzle 4241 708 6302 Provides a powerful airstream at ground level.
Gutter cleaning kit 4241 007 1003 For cleaning debris from roof gutters that are
accessible from ground level.
TI_13_2008_30_01_01.fm
)m~ge 4 Technical Information 13.2008
4. Service notes 4.2 BGE 61
Repairs may only be performed by a qualified 1
technician observing all safety precautions found in
the product instruction manual.
Always disconnect the power cord from the power
supply before carrying out repairs.
Proper testing procedures for electric products must
be followed after all repairs.
4.1 Removal and installation of blower
housing 2 3
290TI007 KN
4.2.1 On/off switch
290TI006 KN
. Remove housing (see 4.1.1).
. Disconnect wires and remove on/off switch (1)
from housing.
4.1.1 Removal
. Inspect operation of on/off switch, replace if
. Remove intake screen
necessary.
. Remove 8 screws (arrows) from housing.
. Install on/off switch (1) in housing and reconnect
. Carefully lift away left side of housing. wires as per illustration (see 4.2.5) and wiring
diagram (see 4.5.1).
4.1.2 Installation
. Install housing (see 4.1.2).
Prior to assembly, verify that switches, wires, cord
protector and motor are properly seated. 4.2.2 Motor
. Install 8 screws and tighten to a torque of 3 Nm. . Remove housing (see 4.1.1).
. Disconnect wires and remove motor (2) from
housing.
. Inspect operation of motor, replace if necessary.
. Install motor (2) in housing and reconnect wires
as per illustration (see 4.2.5) and wiring diagram
(see 4.5.1).
. Install housing (see 4.1.2).
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Technical Information 13.2008 Page 5
4.2.3 Fanwheel 4.2.5 Wiring
. Remove motor (see 4.2.2). Using guides (arrows) in housing, route wiring as
shown in the following illustrations. Position wires so
they are not pinched when the two housing halves
are assembled.
290TI024 KN
. Use a suitable tool to block motor shaft at point
indicated by arrow.
. Unscrew fanwheel counterclockwise from motor
shaft.
. Inspect fanwheel and replace if necessary.
PLEASE NOTE!
290TI011 KN
The fanwheel must not be cracked or damaged in
any way. A damaged fanwheel may result in
consequential damage.
. Install in reverse sequence.
4.2.4 Wiring harness and capacitor
. Remove housing (see 4.1.1).
. Disconnect wires from switch and motor and
remove wiring harness with capacitor (3) from
housing.
. Inspect operation and replace if necessary
290TI015 KN
. Install wiring harness with capacitor (3) in
housing and reconnect wires as per illustration
(see 4.2.5) and wiring diagram (see 4.5.1).
. Install housing (see 4.1.2).
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)m~ge 6 Technical Information 13.2008
4.3 BGE 71 4.3.3 Fanwheel
. Remove motor (see 4.3.2).
1
2 3
290TI024 KN
4
. Use a suitable tool to block motor shaft at point
5 indicated by arrow.
290TI009 KN
. Unscrew fanwheel counterclockwise from motor
shaft.
. Check fanwheel and replace if necessary.
4.3.1 On/off switch PLEASE NOTE!
. Remove housing (see 4.1.1). The fanwheel must not be cracked or damaged in
any way. A damaged fanwheel may result in
. Disconnect wires and remove on/off switch (1)
consequential damage.
from housing.
. Install in reverse sequence.
. Inspect operation of on/off switch, replace if
necessary.
4.3.4 Wiring harness and capacitor
. Install on/off switch (1) in housing and reconnect
. Remove housing (see 4.1.1).
wires as per illustration (see 4.3.6) and wiring
diagram (see 4.5.2). . Disconnect wires from switch and motor and
remove wiring harness with capacitor (3) from
. Install housing (see 4.1.2).
housing.
4.3.2 Motor . Inspect operation and replace if necessary
. Remove housing (see 4.1.1). . Install wiring harness with capacitor (3) in
housing and reconnect wires as per illustration
. Disconnect wires and remove motor (2) from
(see 4.3.6) and wiring diagram (see 4.5.2).
housing.
. Install housing (see 4.1.2).
. Inspect operation of motor, replace if necessary.
. Install motor (2) in housing and reconnect wires
as per illustration (see 4.3.6) and wiring diagram
(see 4.5.2).
. Install housing (see 4.1.2).
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Technical Information 13.2008 Page 7
4.3.5 Interlock switch 4.4 Overload Circuit Breaker
. Remove housing (see 4.1.1). The overload circuit breaker interrupts the power
supply to the machine in the event of a mechanical
. Remove air baffle (4).
overload.
. Disconnect wires and remove interlock
If the overload circuit breaker has tripped,
switch (5) from housing.
switch the unit to the off position and
. Inspect operation of interlock switch, replace if disconnect the power supply:
necessary.
. Verify the cause of the mechanical overload
. Install interlock switch (5) in housing and
. Wait for the overload circuit breaker to cool
reconnect wires as per illustration (see 4.3.6)
down
and wiring diagram (see 4.5.2).
Re-connect the unit to the power supply. If the motor
. Install air baffle (4).
does not restart, the overload circuit breaker has not
. Install housing (see 4.1.2). cooled down properly.
4.3.6 Wiring 4.5 Wiring diagrams
Using guides (arrows) in housing, route wiring as
show in the following illustrations. Position wires so 4.5.1 BGE 61
they are not pinched when the two housing halves
are assembled.
4
1 3
2 5
290TI019 KN
1 Plug, power cord
2 Switch
3 Capacitor
4 Motor
5 Overload circuit breaker
290TI013 KN
290TI017 KN
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)m~ge 8 Technical Information 13.2008
4.5.2 BGE 71 4.6 Repair Times
The specified repair times assume that the work is
performed by trained personnel in a properly
equipped service workshop.
4 Repair times are quoted in minutes.
1 3 The following table can be added to the STIHL
repair timetables.
2 2a 5 7
Code Type of Repair BGE 61,
290TI021 KN
6 BGE 71
1 Replace power cable with plug.
1 Plug, power cord Includes electrical test. 20
2 Switch 2 Replace motor housing(s).
Includes electrical test. 20
3 Capacitor
3 Replace on/off or interlock
4 Motor switch. Includes electrical test. 20
5 Interlock switch 4 Replace motor.
Includes electrical test. 20
6 Diode
6 Replace blower tube
7 Overload circuit breaker or vacuum bag. 15
40 Miscellaneous repairs and
other repairs not listed. 15
45 Handling allowance only-no
labor. 10
50 No Labor. 0
5. Spare Parts
The illustrated parts list for the BGE 61, BGE 71 will
be available for market launch.
© ANDREAS STIHL AG & Co. KG, 2008 Technical Documentation
D1/MTK-ni
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Extracted from the manufacturer's 2012 service catalogue. Most of these PDFs embed fonts with a shifted character map, so the text above was recovered rather than copied — read it as a faithful but imperfect transcription, and treat the page image above each block as the authority where the two disagree — the figures exist only there, because they are vector drawings that text extraction cannot keep.