Technical Information · issue 44 of 2009
New vacuum STIHL SE 122
IssueTI 44/2009
Full text
Page 1 of 8
STIH)
Technical Information 44.2009
New vacuum STIHL SE 122 – Series 4774
Contents
1. Main parts of the machine
2. Equipment
3. Filter cleaning
4. Specifications
5. Service notes
6. Spare parts
The STIHL SE 122 is a new wet and dry vacuum for
users, such as professional cleaners in industry and
trades, municipal authorities and administration.
The target groups are professional users such as
tradespeople and demanding personal users. The
vacuum is suitable for professional use in vehicle
fleets, automotive and industrial businesses,
workshops, trades and contract cleaning
businesses. Uses include removal of sand, wood,
metal chips, non-toxic dust, water and other non-
flammable liquids.
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)m~ge 2 Technical Information 44.2009
Characteristics of the SE 122:
. High suction capacity
. Filter element
Long life, high separation efficiency, water-
resistant
. Filter cleaning
Extends filter service life
. Thermal overload protection
Protects the motor against overheating
. Removable holder for accessories
Accommodates nozzles and accessories
. Suction hose with quick-action coupling
Easily disconnects from hand tube
. Stainless steel hand tube and stainless steel
suction tube
. Suction hose holder
. Suction tube holder with 2-point attachment
. 3-point power cable holder
. 30 liter container (8 Gallons)
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Technical Information 44.2009 Page 3
1. Main parts of the machine
1 2
14
12
10 15
9
3 11
8
4 4
12
16
5 7
13
649TI017 KN
6
1 Suction Hose 9 Filter Cleaning Button
– Directs dirt and/or liquid into the container. – Press to clear filter of deposited dust.
2 Hand Tube 10 Handle
– For holding and guiding respective tool. – For holding and carrying vacuum cleaner.
3 Switch 11 Suction Hose Holder
– To switch machine into position ON and OFF. – For storing suction hose.
4 Latch 12 Extension Tube
– Secures upper half of vacuum to container. – Directs dirt and liquids from the tool to the
5 Vacuum Intake Port suction hose.
13 Floor Tool
– Connection between container and suction
hose. – For cleaning smooth surfaces and carpets.
6 Caster with Brake 14 Extension Tube Holder
– Locks vacuum cleaner in place. – For storing extension tube.
7 Container 15 Crevice Tool
– Captures and stores collected dirt and/or liquid. – For cleaning places that are hard to reach.
8 Holder for Tools and Accessories 16 All-purpose Tool
– Accommodates nozzles and accessories on – Tool for numerous potential uses.
vacuum cleaner.
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2. Equipment 3. Filter cleaning
The machine is equipped with a filter cleaning
1 function to extend the service life of the filter.
Filter cleaning based on the counterflow
principle
649TI003 KN
2 3
– Crevice tool (1)
– Upholstery tool (2)
649TI004 KN
– Floor tool (3)
– Suction hose with quick-action coupling
To clean the filter, seal the suction hose at the
– Hand tube sleeve opening (press the sleeve opening firmly
– 2 extension tubes against the upper part of the vacuum or any hard flat
surface) while depressing the filter cleaning button
– Tube holder three times.
– Filter element Sealing the suction hose creates a vacuum in the
– Filter bag, fleece container. Simultaneous pressing of the button
permits air (atmosphere) to flow inward through the
filter element into the container.
The filter element is effectively cleaned by the
counterflow of the air.
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Technical Information 44.2009 Page 5
4. Specifications 5. Service notes
Power supply 120 V, 60 Hz, 8.3 A Repairs may only be performed by qualified
Power consumption 1000 W electricians with due regard for safety regulations
Mains fuse 15 A and the Instruction Manual.
Protection class II E Always disconnect the power plug from the power
Max. intake capacity, air 113 cf/min (3200 l/min) source when performing all repairs.
Max. vacuum 230 mbar / 91 in H20 After repairs have been made, the proper testing
procedures for electrical devices must be followed.
Length approx. 19 in (485 mm)
5.1 Removing and installing the shroud
Width approx. 15 in (385 mm)
Height approx. 24 in (600 mm)
Suction hose
- Length 10 ft (3 m)
- Diameter 1.4 in (36 mm)
Container capacity 8 gal (30 l)
Weight approx. 22 lbs (10 kg)
649TI006 KN
5.1.1 Removal
. Remove upper part of vacuum
. Remove accessory holder
. Remove suction tube holder
. Remove two fastening screws (grayed in,
arrows) of the handle cover
. Remove four fastening screws (marked in black,
arrows) of the handle cover
. Remove fastening screw from the knob. Pull off
the knob
. Carefully remove shroud
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5.2 Removing and installing the motor
1
649TI007 KN
649TI008 KN
. Remove control panel (1)
. Remove cooling air duct (2)
5.2.1 Removal
The control panel and the cooling air duct are
. Remove shroud (see 5.1.1)
secured by the shroud.
. Remove screws (arrows)
. Remove antistatic wire at cover
. Remove upper part of housing
. Remove motor from housing
. Check for correct operation and replace if
1
necessary
1 . Remove rubber ring
649TI015 KN
. Check O-ring on shroud for damage and replace
if necessary
5.1.2 Installation
When installing the shroud, ensure that control
panel and circuit board rest correctly on the
649TI010 KN
retaining points. The connecting leads must not be
pinched (see 5.5).
. Install remaining parts in reverse order of . Check rubber rings for damage and replace if
disassembly necessary
. If the motor is replaced, the set of rubber rings
must also be replaced
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Technical Information 44.2009 Page 7
5.2.2 Installation 5.3 Position of the insulating mat
. Install rubber ring in housing
649TI014 KN
649TI009 KN
During installation, the insulating mat must be
. Insert motor so the carbon brushes are aligned secured by all retaining ribs and be spread out
with the recesses in the upper part of the evenly.
housing
5.4 Power cable
. Install upper part of housing
. Remove the strain relief lug
. Orient motor with cover so the motor fits in the
. Unplug the leads of the connecting cable from
recesses (arrows). Firmly press on the upper
the plug-in positions. Remove connecting cable
part of the housing while insertung screws
from the motor housing
. Install remaining parts in reverse order of
. Check correct operation and replace if
disassembly – make certain that the leads are
necessary
routed correctly (see 5.5)
When installing the cooling air duct, ensure that . Insert connecting cable in the motor housing
leads are routed so that they cannot be pinched. and plug in leads in accordance with cable
routing diagram (see 5.5) and circuit diagram
(see 5.6)
5.5 Cable routing
Cable routing takes place according to the following
illustration. Observe guides (arrows) in the housing.
Route leads so that they are not pinched when the
parts of the housing are reassembled.
649TI011 KN
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5.6 Circuit diagram 5.7 Repair times
The specified repair times apply for trained and
qualified personnel as well as for properly equipped
repair shops.
X1
The repair times are specified in minutes.
The table of repair times can be added to the STIHL
table of repair times.
1 3
Q1
1a 3a
M
M1 1
649TI018 KN
X1 Plug connector, connecting cable
Q1 Switch
M1 Motor
Code Type of Repair SE 122
1 Replace electrical power cord. Includes electrical test. 25
2 Replace on/off switch. Includes electrical test. 25
3 Replace armature brushes. Includes electrical test. 30
4 Replace electric motor. Includes electrical test. 30
5 Replace top housing. 20
6 Replace debris container. 15
7 Replace sound suppression filter. 20
16 Replace Vacuum hose, attachments. 15
40 Miscellaneous repairs and other repairs not listed. 15
45 Handling allowance only-no labor 10
50 No labor 0
6. Spare parts
The spare parts list for the SE 122 will be available
when it is launched on the market.
© ANDREAS STIHL AG & Co. KG, 2009 Technical Documentation
D1/MTK-ni
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