Pfaff 5704 User manual

296-12-296-12-18 606/002
Betriebsanleitung engl. 07.04
5704
5714
5716
5742
Instruction Manual
This instruction manual applies to machines from the
following serial numbers onwards:
# 6001 000

This Instruction Manual is valid for all models and subclasses listed in the
chapter " Specifications ".
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 Industrie Maschinen AG
Postfach 3020
D-67653 Kaiserslautern
Königstr. 154
D-67655 Kaiserslautern

Contents
Contents ................................................................................. Chapter - Page
1Safety ........................................................................................................................... 1 - 1
1.01 Regulations ................................................................................................................... 1 - 1
1.02 General notes on safety ................................................................................................ 1 - 1
1.03 Safety symbols ............................................................................................................. 1 -2
1.04 Important notes for the user ......................................................................................... 1 - 2
1.05 Notes for operating and technical staff ......................................................................... 1 - 3
1.05.01 Operating staff .............................................................................................................. 1 - 3
1.05.02 Technical staff............................................................................................................... 1 - 3
1.06 Danger warnings........................................................................................................... 1 - 4
2Proper use.................................................................................................................... 2 -1
3Specifications .............................................................................................................. 3 - 1
3.01 General specifications ................................................................................................... 3 - 1
3.02 Specifications of the PFAFF 5704 ................................................................................. 3 - 2
3.03 Specifications of the PFAFF 5714 ................................................................................. 3 - 2
3.04 Specifications of the PFAFF 5716 ................................................................................. 3 - 3
3.05 Specifications of the PFAFF 5742 ................................................................................. 3 - 3
4Disposal of the machine ............................................................................................. 4 - 1
5Transport, packaging and storage ............................................................................. 5 - 1
5.01 Transport to the customer ............................................................................................ 5 - 1
5.02 Transport within the customer’s premises ................................................................... 5 - 1
5.03 Disposal of the packaging ............................................................................................. 5 - 1
5.04 Storage ......................................................................................................................... 5 - 1
6Explanation of the symbols........................................................................................ 6 - 1
7Control elements ......................................................................................................... 7 - 1
7.01 Main switch ..................................................................................................................7- 1
7.02 Pedal ............................................................................................................................. 7 - 1
7.03 Balance wheel............................................................................................................... 7- 2
7.04 Sewing foot retracting lever .......................................................................................... 7 - 2
7.05 Cloth plate stop lever .................................................................................................... 7 - 3
7.06 Stop button for stitch length adjustment....................................................................... 7 - 3
7.07 Lever for setting the fullness ........................................................................................ 7 - 4
8Mounting and commissioning the machine ............................................................. 8 - 1
8.01 Installation..................................................................................................................... 8 - 1
8.01.01 Adjusting the table height ............................................................................................. 8 - 1
8.01.02 Table top drill hole plans (for mid-height assembly)....................................................... 8 - 2
8.01.03 Table top cut-out (for mid-height assembly) .................................................................. 8 - 3
8.01.04 Sewing head support plate (for mid-height assembly) .................................................. 8 - 4
8.01.05 Table top drill hole plans (for assembly level with the table top) ................................... 8 - 5
8.01.06 Table top cut-out (for assembly level with the table top)............................................... 8 - 6

Contents
Contents ................................................................................. Chapter - Page
8.01.07 Mounting the table top.................................................................................................. 8 -7
8.01.08 Tightening the V-belt .....................................................................................................8- 8
8.01.09 Fitting the top belt guard ............................................................................................... 8- 8
8.01.10 Fitting the bottom belt guard......................................................................................... 8 - 9
8.01.11 Chain for securing the pedal.......................................................................................... 8 - 9
8.01.12 Mounting the reel stand ................................................................................................ 8 -10
8.02 Commissioning ............................................................................................................. 8 -11
8.03 Switching the machine on/off ....................................................................................... 8 -11
9Preparation .................................................................................................................. 9 - 1
9.01 Inserting the needle ...................................................................................................... 9 - 1
9.02 Threading the needle thread ......................................................................................... 9 - 1
9.02.01 Threading diagram for the PFAFF 5704......................................................................... 9 - 2
9.02.02 Threading diagram for the PFAFF 5714......................................................................... 9 - 2
9.02.03 Threading diagram for the PFAFF 5716......................................................................... 9 - 3
9.02.04 Threading diagram for the PFAFF 5742......................................................................... 9 - 3
9.03 Adjusting the stitch length ............................................................................................ 9 - 4
9.04 Adjusting the fullness.................................................................................................... 9 - 4
9.05 Adjusting the sewing foot pressure .............................................................................. 9 - 5
10 Care and maintenance .............................................................................................. 10 - 1
10.01 Maintenance intervals ................................................................................................. 10 - 1
10.02 Cleaning the machine.................................................................................................. 10 - 1
10.03 Cleaning the hook compartment ................................................................................. 10 - 2
10.04 Checking the oil level .................................................................................................. 10 - 2
10.05 Changing the oil .......................................................................................................... 10 -3
10.06 Oiling the thread lubrication ........................................................................................ 10 - 4
10.07 Oiling the machine ...................................................................................................... 10 - 5
10.08 Changing the knife ...................................................................................................... 10 - 6
11 Adjustment ................................................................................................................ 11 - 1
11.01 Notes on adjustment................................................................................................... 11 - 1
11.02 Tools, gauges and other accessories .......................................................................... 11 - 1
11.03 Settings on the PFAFF 5704 ....................................................................................... 11 - 1
11.04 Settings on the PFAFF 5714 ....................................................................................... 11 - 2
11.05 Settings on the PFAFF 5716 ....................................................................................... 11 - 2
11.06 Settings on the PFAFF 5742 ....................................................................................... 11 - 2
12 Wearing parts ............................................................................................................ 12 - 1

Safety
1 - 1
1 Safety
1.01 Regulations
This machine is constructed in accordance with the European regulations indicated in the
conformity and manufacturer's declarations.
In addition to this instruction manual, please also observe all generally accepted, statutory
and other legal requirements, including those of the user's country, and the applicable pol-
lution control regulations!
The valid regulations of the regional social insurance society for occupational accidents or
other supervisory authorities are to be strictly adhered to!
1.02 General notes on safety
●The machine must only be operated by adequately trained operators and only when the
instruction manual has been fully read and understood!
●All notices on safety and the instruction manual of the motor manufacturer are to be read
before the machine is put into operation!
●All notes on the machine concerning danger and safety must be observed!
●The machine must be used for the purpose for which it is intended and must not be
operated without its safety devices; all regulations relevant to safety must be adhered to.
●When part sets are changed (e.g. needle, presser foot, needle plate or feed dog), during
threading, when the workplace is left unattended and during maintenance work, the
machine must be disconnected from the power supply by turning off the on/off switch or
removing the plug from the mains!
●Daily maintenance work must only be carried out by appropriately trained persons!
●Repairs and special maintenance work must only be carried out by qualified technical
staff or persons with appropriate training!
●During maintenance or repairs on the pneumatic system the machine must be
disconnected from the compressed air supply! The only exception to this is when
adjustments or function checks are carried out by appropriately trained technical staff!
●Work on the electrical equipment must only be carried out by technical staff who are
qualified to do so!
●Work on parts or equipment connected to the power supply is not permitted! The only
exceptions to this are specified in regulations EN 50110.
●Conversion or modification of the machine must only be carried out under observation of
all relevant safety regulations!

Safety
1 - 2
●Only spare parts which have been approved by us are to be used for repairs! We draw
special attention to the fact that spare parts and accessories not supplied by us have not
been subjected to testing nor approval by us. Fitting and/or use of any such parts may
cause negative changes to the design characteristics of the machine. We shall not ac-
cept any liability for damage caused by the use of non-original parts.
1.03 Safety symbols
Danger!
Special points to observe.
Danger of injury to operating or technical staff!
I
1.04 Important notes for the user
●This instruction manual belongs to the equipment of the machine and must be available
to the operating staff at all times.
This instruction manual must be read before the machine is operated for the first time.
●Both operating and technical staff must be instructed on the safety devices of the mach-
ine and on safe working methods.
●It is the duty of the user to operate the machine in perfect running order only.
●The user must ensure that none of the safety devices are removed nor put out of work-
ing order.
●The user must ensure that only authorized persons operate and work on the machine.
For further information please refer to your PFAFF agency.
Caution
Do not operate without finger guard and safety devices.
Before threading, changing needle, cleaning etc. switch
off main switch.

Safety
1 - 3
1.05 Notes for operating and technical staff
1.05.01 Operating staff
Operating staff are the persons responsible for setting up, operating and cleaning the mach-
ine and for removing any disturbances in the sewing area.
The operating staff are obliged to observe the following points, and must:
●always observe the notes on safety in this instruction manual!
●avoid using any working methods which adversely effect the safety of the machine!
●avoid wearing loose-fitting clothing or jewelry such as necklaces or rings!
●also ensure that only authorized persons are allowed near the danger area of the
machine!
●immediately report to the user any changes to the machine that may affect its safety!
1.05.02 Technical staff
Technical staff are persons who have been trained in electrical engineering, electronics,
pneumatics and mechanical engineering. They are responsible for lubricating, servicing,
repairing and adjusting the machine.
The technical staff are obliged to observe the following points, and must:
●always observe the notes on safety in this instruction manual!
●switch off the on/off switch before carrying out adjustment and repair work and ensure it
cannot be switched on again unintentionally!
●never work on parts or equipment still connected to the power supply! Exceptions to this
are only permissible according to regulations EN 50110;
●disconnected the machine from the compressed air supply when carrying out
maintenance or repair work on pneumatic equipment!
Exceptions to this are only permissible for function checks;
●replace all safety covers after carrying out maintenance or repair work!

Safety
1 - 4
1.06 Danger warnings
A working area of 1 m must be kept free both in front of and behind the mach-
ine, so that easy access is possible at all times.
Never put your hands 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 slung out of the mach-ine!
Only operate the machine with covers 1and 2closed!
Danger of injury from moving machine parts!
Do not operate the machine without finger guard 3!
Danger of injury from the needle!
Do not operate the machine without eye shield 4!
Danger of injury from needle fragments which might fly out!
Do not place hands in the knife area 5! Danger of injury from the knife!
Do not operate the machine without belt covers 6and 7!
Danger of injury from the drive belts!
Fig. 1 - 01
7
1
3
5
6
2
4

Proper use
2 - 1
2 Proper use
The PFAFF 5704 is a single needle, overlock sewing machine with differential bottom feed
and is used for sewing closing and serging seams.
The PFAFF 5714 is a two needle, overlock sewing machine with differential bottom feed and
is used for sewing closing and serging seams.
The PFAFF 5716 is a two needle, safety-stitch machine with differential bottom feed and is
used for sewing closing seams.
The PFAFF 5742 is a two needle, two-thread chainstitch sewing machine with differential
bottom feed and is used for binding pocket pouches etc.
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
3 - 1
3 Specifications
3.01 General specifications ▲
Stitch type:............................................................................................................ see table
Needle system:.........................................................................................................DCx27
Needle size: ........................................................................................ 65 – 130 Nm (#9-21)
Power supply: ...........................................................220 V ± 10%, 50/60 Hz, single phase
Power consumption: ..................................................................................... min. 0.37 kVA
Electrical power rating:......................................................... see motor identification plate
Fuse protection: .................................................................... see motor identification plate
Noise data:
Noise emission level at workplace
At a speed of 4800 spm:...........................................................................Lpa = 74.5 dB(A)■
(Noise measurement in accordance with DIN 45 635-48-B-1, ISO 11204, ISO 3744, ISO 4871)
Sewing head dimensions:
Length:...................................................................................................... approx. 300 mm
Width: ....................................................................................................... approx. 370 mm
Height: ...................................................................................................... approx. 250 mm
Standard base dimensions:
Length:.................................................................................................... approx. 1060 mm
Width: ....................................................................................................... approx. 600 mm
Height: ...................................................................................................... approx. 820 mm
Packaging dimensions (sewing head only):
Length:...................................................................................................... approx. 478 mm
Width: ....................................................................................................... approx. 400 mm
Height: ...................................................................................................... approx. 355 mm
Gross weight of sewing head (with packaging):..........................................approx. 45 kilos
▲ Subject to alterations
■ KpA = 2,5 dB

Specifications
3 - 2
3.02 Specifications of the PFAFF 5704 ▲
▲ Subject to alterations
5704-01 1 3 - 4 0,5 - 3,8 5,5 7.000 505
5704-16S2 1 3 - 1,5 0,5 - 3,8 5,5 6.500 504
5704-17A 1 3 - 4 0,5 - 3,8 5,5 7.000 504
5704-180 1 3 - 4 0,5 - 3,8 3,5 7.000 504
Sub-class Number of needles
Number of threads
Needle gauge (mm)
Seam width (mm)
Stitch length (mm)
Material clearance (mm) Max. sewing speed (spm)
Stitch type
3.03 Specifications of the PFAFF 5714 ▲
▲ Subject to alterations
5714-13A 2 4 2 6 0,5 - 3,8 5,5 6.500 514
5714-13H 2 4 2 8 0,5 - 3,8 5,5 6.500 514
5714-181 2 4 2 6 0,5 - 3,8 5,5 6.500 514
Sub-class Number of needles
Number of threads
Needle gauge (mm)
Seam width (mm)
Stitch length (mm)
Material clearance (mm) Max. sewing speed (spm)
Stitch type

Specifications
3 - 3
3.04 Specifications of the PFAFF 5716 ▲
▲ Subject to alterations
5716-38A 25340,5 - 3,8 5,5 6.500 516
5716-70A 25550,5 - 3,8 5,5 6.500 516
5716-86A 25560,6 - 5,3 5,5 5.500 516
Sub-class Number of needles
Number of threads
Needle gauge (mm)
Seam width (mm)
Stitch length (mm)
Material clearance (mm) Max. sewing speed (spm)
Stitch type
3.05 Specifications of the PFAFF 5742 ▲
▲ Subject to alterations
5742-02-250 2 4 5 - 0,5 - 3,8 3,5 6.000 2x401
Sub-class Number of needles
Number of threads
Needle gauge (mm)
Seam width (mm)
Stitch length (mm)
Material clearance (mm) Max. sewing speed (spm)
Stitch type

Disposal of machine
4 - 1
4 Disposal of machine
●The proper disposal of the machine is the responsibility of the customer.
●The materials used in the machines are steel, aluminium, brass and various plastics.
The electrical equipment consists of plastics and copper.
●The machine is to be disposed of in accordance with the locally valid environmental
protection regulations. If necessary, a specialist is to be commissioned.
Special care is to be taken that parts soiled with lubricants are separately
disposed of in accordance with the locally valid pollution control regulations!

Transport, packaging and storage
5 - 1
5 Transport, packaging and storage
5.01 Transport to the customer’s premises
The machines are delivered completely packed.
5.02 Transport within the customer’s premises
The manufacturer bears no liability for transport within the customer’s premises or to the in-
dividual locations of use. Make sure that the machines are always transported upright.
5.03 Disposal of the packaging
The packaging of these machines consists of paper, cardboard and VCE fiber. The proper
disposal of the packaging is the responsibility of the customer.
5.04 Storage
The machine can be stored for up to 6 months if not in use. During this time it should be
protected from dust and moisture.
For longer storage the individual parts of the machine, especially the moving parts, must be
protected from corrosion, e.g. by a film of oil.

Explanation of the symbols
6 - 1
6 Explanation of the symbols
In the following section of this Instruction Manual, certain tasks or important pieces of
information are accentuated by symbols.
The symbols used have the following meanings:
Note, information
Cleaning, care
Lubrication, greasing
Servicing, repairing, adjustment, maintenance
(only to be carried out by specialist personnel)

Control elements
7 - 1
7 Control elements
7.01 Main switch
●The machine is switched on by pressing
key 1and switched off again by pressing
key 2.
Fig. 7 - 01
1
7.02 Pedal
0= Neutral position
1= Sewing
2= Raise sewing foot
Fig. 7 - 02
2
12
00

Control elements
7 - 2
7.03 Balance wheel
●The needle bar is adjusted manually by
turning the balance wheel 1in the
direction of the arrow.
●If the stop button for stitch length
adjustment is pressed at the same time,
by turning balance wheel 1the stitch
length is altered, see also Chapter 7.06
Stop button for stitch length
adjustment and Chapter 9.03 Adjusting
the stitch length.
Fig. 7 - 03
1
7.04 Sewing foot retracting lever
●After pressing lever 1, the sewing foot 2
can be retracted.
Before retracing the sewing
foot, raise the needle bar to its
highest position by turning the
balance wheel.
Fig. 7 - 04
1
2

Control elements
7 - 3
7.05 Cloth plate stop lever
●After pressing lever 1, the cloth plate 2
can be retracted.
Fig. 7 - 05 1
7.06 Stop button for stitch length adjustment
●To adjust the stitch length, press stop
button 1and turn the balance wheel at
the same time, also see Chapter 7.03
Balance wheel and Chapter 9.03
Adjusting the stitch length.
Fig. 7 - 06
2
1

Control elements
7 - 4
7.07 Lever for setting the fullness
●To set the fullness, adjust lever 1. For the
setting, nut 2must be loosened and
retightened afterwards (also see Chapter
9.04 Setting the fullness).
Fig. 7 - 07
2
1

Mounting and commissioning the machine
8 - 1
8 Mounting and commissioning the machine
The machine must only be mounted and commissioned by qualified personnel!
All relevant safety regulations are to be observed!
If the machine is delivered without a table, be sure that the frame and the table
top which you intend to use can hold the weight of the machine and the motor.
It must be ensured that the supporting structure is sufficiently sturdy, even
during sewing operations.
8.01 Installation
The site where the machine is installed must be provided with suitable connections for the
electric current, see Chapter 3 Specifications.
It must also be ensured that the standing surface of the machine site is firm and horizontal,
and that sufficient lighting is provided.
For packing reasons the table top is in the lowered position. The table height is
adjusted as described below.
8.01.01 Adjusting the table height
●Loosen screws 1and 2and set the table height as required.
●Firmly tighten screw 1.
●Set the required pedal position and tighten screws 2.
Fig. 8 - 01
1
1
2