Pfaff 3307-3 Series User manual

INSTRUCTION MANUAL
296-12-19 035/002
Betriebsanleitung engl. 06.09
This instruction manual applies to machines from the
following serial numbers 2 752 431 and software
version 0366/001 onwards:
3307-3/..
3307-9/..
Industrial
®

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 Industriesysteme
und Maschinen AG
Hans-Geiger-Str. 12 - IG Nord
D-67661 Kaiserslautern

Index
Contents ..................................................................................Page
1Safety .................................................................................................................................... 7
1.01 Regulations ............................................................................................................................7
1.02 General notes on safety......................................................................................................... 7
1.03 Safety symbols ......................................................................................................................8
1.04 Important notes for the user..................................................................................................8
1.05 Notes for operating and technical staff ..................................................................................9
1.05.01 Operating staff....................................................................................................................... 9
1.05.02 Technical staff ........................................................................................................................9
1.06 Danger warnings.................................................................................................................. 10
2Proper use .......................................................................................................................... 11
3Specifications ..................................................................................................................... 12
3.01 General information ............................................................................................................ 12
3.02 Seam pattern sizes .............................................................................................................. 13
4Disposal of Machine .......................................................................................................... 14
5Transportation, packing and storage................................................................................ 15
5.01 Transportation to customer‘s premises ............................................................................... 15
5.02 Transportation inside the customer‘s premises................................................................... 15
5.03 Disposal of packing materials ..............................................................................................15
5.04 Storage ................................................................................................................................ 15
6Explanation of symbols..................................................................................................... 16
7Controls .............................................................................................................................. 17
7.01 Main switch ......................................................................................................................... 17
7.02 Pedal .................................................................................................................................... 17
7.03 Balance wheel ..................................................................................................................... 18
7.04 Special operating elements of the PFAFF 3307-3/............................................................... 18
7.04.01 Adjusting the button clamp.................................................................................................. 18
7.04.02 Lock lever of the blind stitching guide.................................................................................. 19
7.04.03 Setting the stem lengths ..................................................................................................... 19
7.04.04 Setting the penetration depth .............................................................................................. 20
7.04.05 Missed stitch detection key.................................................................................................20
7.05 Special operating elements of the PFAFF 3307-9/01 ...........................................................21
7.05.01 Setting the stem length ....................................................................................................... 21
7.06 Control panel........................................................................................................................21
7.06.01 Screen displays.................................................................................................................... 22
7.06.02 Display symbols...................................................................................................................22
7.06.03 Function keys .......................................................................................................................22
8Mounting and commissioning the machine.................................................................... 25
8.01 Installation............................................................................................................................25

Index
Contents ..................................................................................Page
8.01.01 Adjusting the table height....................................................................................................25
8.01.02 Drilling template for the table-top ........................................................................................26
8.01.03 Connecting the plug-in connections and earth cable ...........................................................27
8.01.04 Fitting the reel stand............................................................................................................ 28
8.02 Commissioning ....................................................................................................................28
8.03 Switching the machine on / off ............................................................................................ 28
8.04 Setting the seam pattern size ..............................................................................................29
8.04.01 Establishing the value for parameter "204" .......................................................................... 29
8.04.02 Altering parameter "204" ......................................................................................................30
9Setting up ........................................................................................................................... 31
9.01 Inserting the needle.............................................................................................................31
9.02 Threading the sewing thread ...............................................................................................32
9.03 Special setting-up work on the PFAFF 3307-3/.. .................................................................. 33
9.03.01 Selecting the button type and program number .................................................................33
9.03.02 Adjusting the button clamp to the button size ..................................................................... 34
9.03.03 Selecting the stem length................................................................................................ 34
9.03.04 Setting the stem length for the short stem ......................................................................... 35
9.03.05 Setting the stem length for the long stem...........................................................................35
9.03.06 Selecting/setting the "sew-through button attachment" function......................................... 36
9.03.07 Selecting/setting the "blind sewing" function....................................................................... 36
9.03.08 Selecting/setting the "blind sewing through the facing" function.........................................37
9.03.09 Allocating the stem length to the seam version ..................................................................38
9.03.10 Loading plate for loading stay button ...................................................................................38
9.04 Special setting-up work on the PFAFF 3307-9/.. .................................................................. 39
9.04.01 Setting the stem length ....................................................................................................... 39
9.05 Inserting and removing the SD-memory card...................................................................... 39
9.06 Activating the sequence mode ............................................................................................40
10 Sewing ................................................................................................................................ 42
10.01 Sewing with the PFAFF 3307-3/.. ....................................................................................... 43
10.02 Sewing with the PFAFF 3307-9/.. ....................................................................................... 45
10.03 Error messages.................................................................................................................... 46
11 Input .................................................................................................................................... 47
11.01 Seam pattern input on machines from subclass -3/.. ......................................................... 47
11.01.01 Seam pattern input for two-hole and self-shank buttons .....................................................47
11.01.02 Seam pattern input for three-hole buttons........................................................................... 48
11.01.03 Seam pattern input for four-hole buttons .............................................................................49
11.01.04 Seam pattern input for six-hole buttons ............................................................................... 50
11.02 Seam pattern input on sub-class -9/.. machines ..................................................................53
11.03 Sequence input....................................................................................................................54
11.04 Program Management .......................................................................................................55
11.04.01 Calling up the program management ..................................................................................56
11.04.02 Displaying programs in the machine memory ..................................................................... 57

Index
Contents ..................................................................................Page
11.04.03 Displaying programs on the SD-memory card .....................................................................58
11.04.04 Copying programs to the SD-memory card ......................................................................... 59
11.04.05 Copying programs to the machine memory .......................................................................60
11.04.06 Deleting programs in the machine memory ........................................................................ 61
11.04.07 Deleting programs on the SD-memory card........................................................................ 62
11.04.08 Formatting the SD-memory card .........................................................................................63
12 Care and maintenance....................................................................................................... 64
12.01 Maintenance intervals.......................................................................................................... 64
12.02 Cleaning the machine .......................................................................................................... 64
12.03 Cleaning the hook compartment ......................................................................................... 65
12.04 Cleaning the air filter/lubricator............................................................................................ 65
12.05 Checking/adjusting the air pressure.....................................................................................66
12.06 Top up the oil for needle drive.............................................................................................. 66
12.07 Topping up oil for the gears..................................................................................................67
12.08 Lubricating the gear shaft .................................................................................................... 67
13 Adjustment ......................................................................................................................... 68
13.01 Notes on adjustment ........................................................................................................... 68
13.02 Tools, gauges and other accessories .................................................................................. 68
13.03 Abbreviations .......................................................................................................................68
13.04 Toothed belts of the main drive ........................................................................................... 69
13.05 Top needle bar position (reference position)........................................................................ 70
13.06 Pre-adjusting the needle height ...........................................................................................71
13.07 Position of the needle to the needle hole ............................................................................ 72
13.08 Basic position „button clamp raised“ .................................................................................. 73
13.09 Sensor board of the needle drive (in dismantled condition)................................................. 74
13.10 Basic setting of the needle drive.......................................................................................... 76
13.11 Position of the hook shaft to the needle .............................................................................. 77
13.12 Adjusting the drag link mechanism...................................................................................... 78
13.13 Needle rise and hook clearance...........................................................................................79
13.14 Readjusting the needle height .............................................................................................81
13.15 Adjusting the loop spreader.................................................................................................82
13.16 Position of the loop spreader to the needle......................................................................... 83
13.17 Adjusting the thread trimmer on the PFAFF 3307-3/.. ......................................................... 84
13.18 Manual cutting test (only on the PFAFF 3307-3/..) ...............................................................85
13.19 Adjusting the thread catcher (only on the PFAFF 3307-3/..)................................................. 86
13.20 Adjusting the thread loop support on the PFAFF 3307-3/.. .................................................. 87
13.21 Adjusting the spreader (only on the PFAFF 3307-9/..).......................................................... 88
13.22 Adjusting the thread loop support on the PFAFF 3307-9/.. .................................................. 89
13.23 Aligning the button holder (only on the PFAFF 3307-9/..)..................................................... 90
13.24 Basic position of the button holder (only on the PFAFF 3307-9/..) ....................................... 91
13.25 Adjusting the thread trimmer on the PFAFF 3307-9/.. ......................................................... 92
13.26 Basic position of the button clamp drive on the PFAFF 3307-3/.. ........................................93
13.27 Basic position of the button clamp drive on the PFAFF 3307-9/.. ........................................94

Index
Contents ..................................................................................Page
13.28 Aligning the button clamp (only on the PFAFF 3307-3/01) ................................................... 95
13.29 Adjusting the clamp pressure (only on the PFAFF 3307-3/..) ............................................... 96
13.30 Basic setting of the end knotting equipment ....................................................................... 97
13.31 Adjusting the retaining finger of the end knotting equipment ............................................. 98
13.32 Adjusting the lifting lever of the end knotting equipment .................................................... 99
13.33 Adjusting the reed switch ..................................................................................................100
13.34 Setting the angle for the end knotting ...............................................................................101
13.35 Adjusting the moment tension .......................................................................................... 102
13.36 Adjusting the thread puller................................................................................................. 103
13.37 Adjusting the thread clamp................................................................................................ 104
13.38 Adjusting the thread regulator ........................................................................................... 105
13.39 Adjusting the thread wiper ................................................................................................ 106
13.40 Adjusting the thread air jet................................................................................................. 107
13.41 Aligning the holder of the blind stitching guide (only on the PFAFF 3307-3/01)................. 108
13.42 Basic position of the blind stitching guide (only on the PFAFF 3307-3/01)......................... 109
13.43 Adjusting the height of the mounting plate (only on the PFAFF 3307-3/01)........................110
13.44 Basic position of the stay button plate (only on the PFAFF 3307-3/01) ...............................111
13.45 Adjusting the insert plate (only on the PFAFF 3307-3/01) ...................................................112
13.46 Adjusting the reed switch for the insert plate (only on the PFAFF 3307-3/01) ....................113
13.47 Insert plate pressure (only on the PFAFF 3307-3/01) ..........................................................114
13.48 Adjusting the stem finger (only on the PFAFF 3307-3/01)...................................................115
13.49 Detaching/fitting the blind stitching unit (only on the PFAFF 3307-3/01)
13.50 Parameter settings..............................................................................................................118
13.50.01 Selecting the function group and altering the parameter ...................................................118
13.50.02 Entering / altering the access code.....................................................................................119
13.41.03 Allocating access rights ..................................................................................................... 120
13.50.04 Parameter list..................................................................................................................... 121
13.51 Description of the error messages .................................................................................... 128
13.52 Sewing motor errors.......................................................................................................... 130
13.44 Internet update of the machine software .......................................................................... 131
13.44.01 Update with null modem cable.......................................................................................... 131
13.44.02 Update with SD-card.......................................................................................................... 132
14 Wearing parts ................................................................................................................... 134
15 Pneumatics-switch diagram ........................................................................................... 135
16 Circuit diagrams............................................................................................................... 138

7
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.

8
Safety
I
1.03 Safety symbols
Danger!
Special points to observe.
Danger of injury to operating or technical staff!
Caution
Do not operate without finger guard and safety de-
vices.
Before threading, changing bobbin and needle, cleaning
etc. switch off main switch.
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..
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9
Safety
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 machi-
ne and for eliminating any malfunctioning in the sewing area.
The operating staff is obliged to observe the following points:
The notes on safety in this instruction manual must always be observed!
Any working methods, which adversely affect the safety of the machine, must be avoi-
ded.!
Loose-fitting clothing should be avoided. No jewellery, such as chains and rings, should
be worn!
Ensure that only authorised persons enter the danger area of the machine!
Any changes occurring on the machine, which may affect its safety, must be reported to
the user immediately.
1.05.02 Technical staff
Technical staff are persons who have been trained in electrical engineering/electronics and
mechanical engineering. They are responsible for lubricating, servicing, repairing and adjus-
ting the machine.
The technical staff is obliged to observe the following points:
The notes on safety in this instruction manual must always be observed!
Before carrying out any adjustment or repair work the main switch must be switched off
and measures taken to prevent it from being switched on again!
Never work on parts or equipment still connected to the power supply! Exceptions are
only permissible in accordance with the regulations EN 50110.
All safety covers must be replaced after the completion of maintenance or repair work!
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10
Safety
1.06 Danger warnings
Fig. 1-01 shows the PFAFF 3307-3/01, which has the same safety appliances
as the PFAFF 3307-9/02.
A working area of 1mmust 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!
Only operate the machine with covers 1 and 2 closed!
Danger of injury from the movement of the take-up lever and the hook!
Do not operate the machine without eye shield 3!
Danger of injury from flying needle or button fragments!
Do not operate the machine without protective cover 4 (only on the
PFAFF 3307-3/01)! Danger of injury from clamp drive!
Fig. 1 - 01
4
3
2
1

Proper use
11
2 Proper use
The PFAFF 3307-3/01 is used for the automatic attachment of buttons in the clothing
industry.
The PFAFF 3307-9/01 is used to wrap button stems in the clothing industry.
Any use of these machines which is not approved by the manufacturer shall be
considered as improper use! The manufacturer shall not be liable for any dam-
age arising out of improper use! Proper use shall also be considered to include
compliance with the operation, adjustment, service and repair measures speci-
fied by the manufacturer!

Specifications
12
3 Specifications▲
3.01 General information
Max. sewing speed:
PFAFF 3307-3/01 ...................................................................................................... 2000 min-1
PFAFF 3307-9/02 ...................................................................................................... 1600 min-1
Stitch type:........................................................................................................................... 107
Needle bar stroke: ..........................................................................................................46 mm
Max. thickness of workpiece: ...........................................................................................4 mm
Max. work clamp clearance: ...........................................................................................17 mm
Fabric clearance (crosswise to sewing arm):................................................................235 mm
Fabric clearance (lengthwise to sewing arm):.................................................................30 mm
Max. size of sewing area: ........................................................................................8 x 12 mm◆
Number of stitches: ..................................................................................freely programmable
Feed type:............................................................................................................... intermittent
Power supply: ...................................................................................... 230 V ±10%, 50 / 60 Hz
Power consumption: .............................................................................................max. 1,3 kVA
Fuse protection: ...................................................................................................1 x 16 A, inert
Working air pressure:......................................................................................................... 6 bar
Air consumption:...........................................................................................~1,2 l / work cycle
Noise data:
Noise emission level at workplace with a sewing speed of 1800 spm
Sewing cycle 2.5 sec. on and 2.5 sec. Off:..................................................... LpA = 68,5 dB(A)■
(Noise measurement in accordance with DIN 45 635-48-A-1, ISO 11204, ISO 3744, ISO
4871)
Sewing head dimensions:
Length:............................................................................................................. approx. 514 mm
Width: ..............................................................................................................approx. 200 mm
Height: .............................................................................................................approx. 450 mm
Weight of sewing head:........................................................................................approx. 65 kg
Needle system:
PFAFF 3307-3/01.................................................................................................................. 190
PFAFF 3307-9/02................................................................................................. 332 LG HK SP
Needle size for fine materials: ...................................................................................... 70 - 100
Needle size for medium-weight materials: ................................................................. 100 - 120
▲Subject to alterations
◆Depending on cut-out size of bed plate
■K
pA = 2,5 dB

Specifications
13
3.02 Seam pattern sizes
When changing part sets parameter "204" must be adapted to the cut-out
size of the bed plate, see Chapter 8.04 Setting the seam pattern size.
If this instruction is not observed there is a risk of severe damage to the
machine!
Value for
parameter "204"
Cut-out size of the
bed plate Size of seam pattern
1 7 mm x 7 mm 5 mm x 5 mm
2 8 mm x 8 mm 6 mm x 6 mm
3 9 mm x 9 mm 7 mm x 7 mm
4 10 mm x 10 mm 8 mm x 8 mm
5 11 mm x 11 mm 8 mm x 9 mm
6 10 mm x 14 mm 8 mm x 12 mm

Disposal of Machine
14
4 Disposal of Machine
Proper disposal of the machine is the responsibility of the customer.
The materials used for the machine are steel, aluminium, brass and various plastic
materials. The electrical equipment comprises plastic materials and copper.
The machine is to be disposed of according to the locally valid pollution control regula-ti-
ons; if necessary, a specialist ist to be commissioned.
Care must be taken that parts soiled with lubricants are disposed of separately
according to the locally valid pollution control regulations!
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Transportation, packing and storage
15
5 Transportation, packing and storage
5.01 Transportation to customer‘s premises
The machines are delivered completely packed.
5.02 Transportation inside the customer‘s premises
The manufacturer cannot be made liable for transportation inside the customer‘s premises
nor to other operating locations. It must be ensured that the machines are only transported
in an upright position.
5.03 Disposal of packing materials
The packing materials of this machine comprise paper, cardboard and VCE fibre. Proper dis-
posal of the packing material is the responsibility of the customer.
5.04 Storage
If the machine is not in use, it can be stored as it is for a period of up to six months, but It
should be protected against dust and moisture.
If the machine is stored for longer periods, the individual parts, especially the surfaces of
moving parts, must be protected against corrosion, e.g. by a film of oil.

Explanation of symbols
16
6 Explanation of symbols
In this instruction manual, work to be carried out or important information is accentuated by
symbols. These symbols have the following meanings:
Note, information
Cleaning, care
Lubrication
Maintenance, repairs, adjustment, service work
(only to be carried out by technical staff)

17
Controls
7 Controls
7.01 Main switch
The machine is switched on or off by tur-
ning the main switch 1.
●
0
56-067
Fig. 7 - 01
1
7.02 Pedal
-1 = change stem height
(only on sub-class -3/01)
0 = Neutral position
+1 = Lower button clamp
+2 = Sewing
Fig. 7 - 02
0+1
-1
+2

18
Controls
7.04 Special operating elements of the PFAFF 3307-3/..
7.04.01 Adjusting the button clamp
After loosening T-screw 1, with sliding
bar 2 the button clamp is adjusted to
match the button size, see Chapter
9.03.02 Adjusting the button clamp to
the button size..
●
Fig. 7 - 04
1
2
7.03 Balance wheel
By pressing and holding down balance
wheel 1, it is possible to adjust the need-
le bar manually.
●
111-002
Fig. 7 - 03
1

19
Controls
7.04.02 Lock lever of the blind stitching guide
Lock lever 1 is used to retract the blind
stitching guide 2 when sewing without it.
Blind stitching guide 2 is retracted and lo-
cked.
●
Fig. 7 - 05
1
2
7.04.03 Setting the stem lengths
fter loosening locknut 1, the stem
height for the long stem is set by turning
screw 2.
After loosening locknut 3, the stem
height for the short stem is set by tur-
ning screw 4.
●
●
Fig. 7 - 06
2
3
1
4

20
Controls
7.04.04 Setting the penetration depth
To set the penetration depth (visible
seam), turn adjustment wheel 1.
To set the penetration depth for blind stit-
ching, turn adjustment wheel 2.
●
●
Fig. 7 - 07
1
2
7.04.05 Missed stitch detection key
Key 1 lights up, when an error is detec-
ted in the sewing process.
Acknowledge the error signal by pressing
key 1.
By pressing key 1 in addition the thread
can be tightened as required
●
●
●
Fig. 7 - 08
1