Pfaff PowerLine 2235 User manual

This instruction manual applies to machines
from the following serial numbers onwards:
# 2 799 145
296-12-19 217/002
Betriebsanleitung engl. 09.12
INSTRUCTION MANUAL
2235

This Instruction Manual is valid for all models and subclasses listed in the
chapter "Specifications".
The adjustment manual for the machines can be downloaded free of
charge from the internet address
www.pfaff-industrial.com/pfaff/de/service/downloads
As an alternative to the internet download the adjustment manual can also be
ordered in book form under part no. 296-12-19 218/002.
The reprinting, copying or translation of PFAFF Instruction Manuals, whether in whole or
in part, is only permitted with our previous authorization and with written reference to the
source.
PFAFF Industriesysteme
und Maschinen AG
Hans-Geiger-Str. 12 - IG Nord
D-67661 Kaiserslautern

Index
Contents ..................................................................................Page
1Safety .................................................................................................................................... 5
1.01 Directives...............................................................................................................................5
1.02 General notes on safety......................................................................................................... 5
1.03 Safety symbols ...................................................................................................................... 6
1.04 Important points for the user................................................................................................. 6
1.05 Operating and specialist personnel........................................................................................ 7
1.05.01 Operating personnel .............................................................................................................. 7
1.05.02 Specialist personnel............................................................................................................... 7
1.06 Danger warnings.................................................................................................................... 8
2Proper use............................................................................................................................. 9
3Specifications ..................................................................................................................... 10
3.01 PFAFF 2235 BASIC, PFAFF 2235 PLUS and PFAFF 2235 PREMIUM.................................. 10
3.02 Maximum speed ................................................................................................................. 10
3.03 Machine equipment and options ......................................................................................... 11
4Disposal of Machine .......................................................................................................... 12
5Transportation, packing and storage ................................................................................ 12
5.01 Transportation to customer‘s premises ............................................................................... 12
5.02 Transportation inside the customer‘s premises................................................................... 12
5.03 Disposal of packing materials ..............................................................................................12
5.04 Storage ................................................................................................................................ 12
6Explanation of symbols..................................................................................................... 13
7Controls .............................................................................................................................. 14
7.01 On/off switch ...................................................................................................................... 14
7.02 Sewing lamp switch (option)................................................................................................14
7.03 Pedal .................................................................................................................................... 15
7.04 Keyboard on machine head (only on the PFAFF 2235 PLUS)............................................... 16
7.05 Keyboard on machine head (only on the PFAFF 2235 PREMIUM)....................................... 18
7.06 Knee lever (only on the PFAFF 2235 BASIC)........................................................................ 21
7.07 Knee switch (only as an option on the PFAFF 2235 PFAFF PLUS)....................................... 21
7.08 Lever for lifting the presser foot........................................................................................... 22
7.09 Adjusting the stitch length / Reverse feed lever (PFAFF 2235 BASIC + PLUS) ................... 22
7.10 Adjusting the stitch length / Reverse feed lever (PFAFF 2235 PREMIUM) .......................... 23

Index
Contents ..................................................................................Page
7.11 Adjusting the top feed stroke (on the PFAFF 2235 BASIC + PLUS)..................................... 23
7.12 Adjusting the top feed stroke (on the PFAFF 2235 PREMIUM) ........................................... 24
7.13 Switchable needle thread tension........................................................................................ 24
7.14 Control panel........................................................................................................................ 25
7.15 Safety coupling (optional) ..................................................................................................... 25
8Preparation ........................................................................................................................ 26
8.01 Inserting the needle............................................................................................................. 26
8.02 Winding the bobbin thread, regulating the winder tension.................................................. 27
8.03 Removing / Inserting the bobbin case ................................................................................. 28
8.04 Inserting the bobbin case / Adjusting the bobbin thread tension......................................... 28
8.05 Threading needle thread/adjusting needle thread tension .........................................................29
8.06 Setting the bobbin thread control function by reverse stitch counting ....................................29
9Care and maintenance....................................................................................................... 30
9.01 Servicing and maintenance intervals ................................................................................... 30
9.02 Cleaning the machine .......................................................................................................... 30
9.03 Lubricating ........................................................................................................................... 31
9.04 Checking/regulating the air pressure ................................................................................... 32
9.05 Emptying/cleaning the water bowl of the air filter/regulator................................................ 32
10 Wearing parts ..................................................................................................................... 33

5
Safety
1 Safety
1.01 Directives
The machine has been constructed in accordance with the requirements listed in the
EC Declaration of Conformity and the Declaration of Incorporation.
In addition to this Instruction Manual, also observe all generally accepted, statutory and
other regulations and legal requirements and all valid environmental protection regulations!
The regionally valid regulations of the social insurance society for occupational accidents or
other supervisory organizations are to be strictly adhered to!
1.02 General notes on safety
●This machine may only be operated by adequately trained operators and only after having
completely read and understood the Instruction Manual!
●All Notes on Safety and Instruction Manuals of the motor manufacturer are to be read be-
fore operating the machine!
●The danger and safety instructions on the machine itself are to be followed!
●This machine may only be used for the purpose for which it is intended and may not be
operated without its safety devices. All safety regulations relevant to its operation are to
be adhered to.
●When exchanging sewing tools (e.g. needle, roller presser, needle plate and bobbin),
when threading the machine, when leaving the machine unattended and during mainte-
nance work, the machine is to be separated from the power supply by switching off the
On/Off switch or by removing the plug from the mains!
●Everyday maintenance work is only to be carried out by appropriately trained personnel!
●Repairs and special maintenance work may only be carried out by qualified service staff
or appropriately trained personnel!
●Work on electrical equipment may only be carried out by appropriately trained personnel!
●Work is not permitted on parts and equipment which are connected to the power supply!
The only exceptions to this rule are found in the regulations EN 50110.
●Modifications and alterations to the machine may only be carried out under observance
of all the relevant safety regulations!
●Only spare parts which have been approved by us are to be used for repairs! We express-
ly point out that any replacement parts or accessories which are not supplied by us have
not been tested and approved by us. The installation and/or use of any such products can
lead to negative changes in the structural characteristics of the machine. We are not liable
for any damage which may be caused by non-original parts.

6
Safety
I
1.04 Important points for the user
●This Instruction Manual is an integral part of the machine and must be available to the
operating personnel at all times.
●The Instruction Manual must be read before operating the machine for the first time.
●The operating and specialist personnel is to be instructed as to the safety equipment of
the machine and regarding safe work methods.
●It is the duty of the user to only operate the machine in perfect running order.
●It is the obligation of the user to ensure that none of the safety mechanisms are removed
or deactivated.
●It is the obligation of the user to ensure that only authorized persons operate and work
on the machine.
Further information can be obtained from your PFAFF agent.
1.03 Safety symbols
Danger!
Points to be observed.
Danger of injury for operating and specialist personnel!
Caution
Do not operate without finger guard and safety devices.
Before threading, changing bobbin and needle, cleaning
etc. switch off main switch.

7
Safety
1.05 Operating and specialist personnel
1.05.01 Operating personnel
Operating personnel are persons responsible for the equipping, operating and cleaning of
the machine as well as for taking care of problems arising in the sewing area.
The operating personnel is required to observe the following points and must:
●always observe the Notes on Safety in the Instruction Manual!
●never use any working methods which could adversely affect the safety of the machine!
●not wear loose-fitting clothing or jewelery such as chains or rings!
●also ensure that only authorized persons have access to the potentially dangerous area
around the machine!
●always immediately report to the person responsible any changes in the machine which
may limit its safety!
1.05.02 Specialist personnel
Specialist personnel are persons with a specialist education in the fields of electrics, electro-
nics and mechanics. They are responsible for the lubrication, maintenance, repair and adjust-
ment of the machine.
The specialist personnel is obliged to observe the following points and must:
●always observe the Notes on Safety in the Instruction Manual!
●switch off the On/Off switch before carrying out adjustments or repairs, and ensure that
it cannot be switched on again unintentionally!
●wait until the luminous diode on the control box is no longer blinking or on before begin-
ning adjustment or repair work.
●never work on parts which are still connected to the power supply! Exceptions are explai-
ned in the regulations EN 50110.
●replace the protective coverings and close the electrical control box afer all repairs or
maintenance work!

8
Safety
Do not run the machine without finger guard 1!
Danger of injury by up and down movement of needle!
Do not run the machine without take-up lever guard 2!
Danger of injury by moving take-up lever!
Do not run the machine without belt guards 3and 4!
Danger of injury by rotating v-belt!
Do not operate the machine without tilt lock 5!
Danger of crushing between sewing head and table!
Do not operate the machine without support 6! Danger due to top-heavy
sewing head! Machine can tip over backwards when tilted!
1.06 Danger warnings
A working area of 1mmust be kept free both in front of and behind the machi-
ne, so that easy access is possible at all times.
Never put your hands or fingers in the sewing area during sewing!
Danger of injury by the needle!
While setting or adjusting the machine do not leave any objects on the table nor
in the needle plate area! Objects may be trapped or flung out of the machine!
Fig. 1 - 01
2
1
3
4
5
6

Proper use
9
2 Proper use
The PFAFF 2235 BASIC, PFAFF 2235 PLUS and the PFAFF 2235 PREMIUM are single
needle flatbed sewing machines with unison feed and large horizontal hook for sewing
lockstitch seams.
The machine is intended for commercial (industrial) use
Any and all uses of this machine which have not been approved of by the
manufacturer are considered to be inappropriate! The manufacturer cannot be
held liable for any damage caused by the inappropriate use of the machine!
The appropriate use of the machine includes the observance of all operational,
adjustment, maintenance and repair measures required by the manufacturer!

Specifications
10
3 Specifications *
3.01 PFAFF 2235 BASIC, PFAFF 2235 PLUS and PFAFF 2235 PREMIUM
Stitch type: .........................................................................................................301 (lockstitch)
Needle system: .............................................................................................................. 134-35
Version: ................................................................................................CN, CN9, C/DN, C/DN9
Needle size in 1/100 mm:
Version CN, CN9: ....................................................................................................... 110 – 140
Version C/DN, C/DN9: ............................................................................................... 150 – 200
Max. stitch length:
Version CN, C/DN: ............................................................................................................6 mm
Version CN9, C/DN9: ........................................................................................................9 mm
Max.thread size (synthetic):
Version CN, CN9: ............................................................................................................. 15/3▲
Version C/DN, C/DN9: ...................................................................................................... 10/3▲
Presser foot clearance: ..................................................................................................20 mm
Clearance width: ..........................................................................................................350 mm
Clearance height: .........................................................................................................120 mm
Bed plate dimensions: .......................................................................................640 x 200 mm
Noise data:
Noise emission level at workplace with a sewing speed of 2400 spm: ............ LpA < 80 dB(A)■
(Noise measurement in accordance with DIN 45 635-48-A-1, ISO 11204, ISO 3744, ISO
Motor data: .................................................................... See instruction manual for the motor
Leakage current ........................................................................................................... < 5 mA◆
Air consumption per switch cycle: ...............................................................................0.146 NI
Net weight of sewing head: .................................................................................approx. 70 kg
Gross weight of sewing head : .............................................................................approx. 80 kg
3.02 Maximum speed
Top feed lift Stitch length range Max. spm on version C Max. spm on version C/D
1 - 4 mm up to 9 mm 3000 2800
4,5 mm up to 9 mm 2900 2700
5 mm up to 9 mm 2600 2400
5,5 mm up to 9 mm 2500 2300
6 mm up to 9 mm 2400 2300
6,5 mm up to 9 mm 2200 2000
7 mm up to 9 mm 2000 1800
7,5 - 9 mm up to 9 mm 1800 1600
❋Subject to alterations
◆Due to the use of network filters there is a nominal leakage current of < 5mA.
▲synthetic, or other sizes of comparable thread types
■K
pA = 2,5dB