Pfaff Industrial 8312 User manual

8312
INSTRUCTION MANUAL
296-12-18 975/002
Betriebsanleitung engl. 02.10
This instruction manual applies to machines
from serial number 10 030 037 and software
version 3.1 onwards

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

Contents
Contents Page
1Safety..................................................................................................................................................... 5
1.01 Directives ................................................................................................................................................ 5
1.02 General notes on safety.......................................................................................................................... 5
1.03 Safety symbols ....................................................................................................................................... 6
1.04 Important notes for the user.................................................................................................................... 6
1.05 Operating and technical staff .................................................................................................................. 7
1.05.01 Operating staff ........................................................................................................................................ 7
1.05.02 Technical staff......................................................................................................................................... 7
1.06 Danger.................................................................................................................................................... 8
2Proper use ............................................................................................................................................. 9
3Specifications ..................................................................................................................................... 10
4Disposal of machine........................................................................................................................... 11
5Transportation, packing and storage................................................................................................ 12
5.01 Transportation to customer’s premises................................................................................................. 12
5.02 Transportation inside customer’s premises........................................................................................... 12
5.03 Disposal of packing materials ............................................................................................................... 12
5.04 Storage ................................................................................................................................................. 12
6Explanation of symbols...................................................................................................................... 13
7Controls ............................................................................................................................................... 14
7.01 Summary of control elements ............................................................................................................... 14
7.02 Control panel ........................................................................................................................................ 15
7.03 Pedal..................................................................................................................................................... 16
7.04 Knee switch (optional)........................................................................................................................... 17
8Installation and commissioning ........................................................................................................ 18
8.01 Installation............................................................................................................................................. 18
8.02 Commissioning ..................................................................................................................................... 19
8.03 Switching the machine on/off ................................................................................................................ 19

Contents
Contents Page
9Preparation .......................................................................................................................................... 20
9.01 Adjusting the feed roller clearance (roller gap)...................................................................................... 20
9.02 Selecting the sealing mode and the pedal mode .................................................................................. 21
9.03 Secondary feed rollers .......................................................................................................................... 22
10 Sealing ................................................................................................................................................. 23
10.01 Sealing principle.................................................................................................................................... 23
10.02 Sealing modes ...................................................................................................................................... 23
10.02.01 Standard sealing with specified amplitude (amplitude sealing) ............................................................. 24
10.02.02 Standard sealing with specified power (power sealing)......................................................................... 25
10.02.03 Dynamic sealing with specified amplitude............................................................................................. 27
10.02.04 Dynamic sealing with specified power................................................................................................... 28
10.02.05 Basting .................................................................................................................................................. 29
10.03 Sealing formulas ................................................................................................................................... 30
11 Input ..................................................................................................................................................... 31
11.01 Main menu input ................................................................................................................................... 31
11.02 Data management................................................................................................................................. 32
11.03 Settings menu ....................................................................................................................................... 33
11.04 Service menu ........................................................................................................................................ 34
11.05 Blocking the feed roller.......................................................................................................................... 35
11.06 Setting feed roller parameters............................................................................................................... 36
11.07 Setting the neutral point of the feed roller ............................................................................................. 37
11.08 PIN code menu ..................................................................................................................................... 38
11.09 Adjusting the clock time ........................................................................................................................ 40
11.10 Adjusting the current of the drive motors............................................................................................... 41
11.11 Setting the machine configuration......................................................................................................... 42
11.12 Changing the contrast of the control panel display ............................................................................... 43
11.13 Rental menu.......................................................................................................................................... 44
12 Maintenance and self help ................................................................................................................. 45
12.01 Cleaning and care................................................................................................................................. 45
12.02 Protective switch ................................................................................................................................... 45
12.03 Changing feed roller.............................................................................................................................. 46
12.04 Error messages..................................................................................................................................... 47
12.05 Circuit diagrams .................................................................................................................................... 48

Safety
5
1 Safety
1.01 Directives
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 environmental protection
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 may only be operated by adequately trained operators and only after these have read
the appropriate instruction manual!
The hazard and safety instructions attached to the machine must be followed!
The machine may only be used for the purpose intended and may not be operated without its safety
devices. All relevant safety regulations must be adhered to.
When leaving unattended or during maintenance work, the machine must be disconnected from the
power supply by operating the main switch or by pulling out the plug!
Daily maintenance work may only be carried out by appropriately trained personnel!
Repair work and special maintenance work may only be carried out by specialists 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! Exceptions
to this rule are found in the regulation EN 50110.
Modifications and alterations to the machine may only be carried out under observance of all
relevant safety operations!
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 accept any liability for damage caused by the
use of non-original parts.

Safety
6
1.03 Safety symbols
Danger!
Special points to observe.
Danger of hand injuries!
Danger of burns from hot surface!
Danger from electric voltage!
1.04 Important notes for the user
This instruction manual is part of 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 machine and on
safe working methods.
It is the duty of the user to operate the machine only in perfect running order.
The user must ensure that none of the safety devices are removed nor put out of working order.
The user must ensure that only authorized persons operate and work on the machine.
The user must make sure there is no high-frequency welding equipment being operated in direct
proximity to the machine that exceeds the EMC limit values according to EN 60204-31 for the
machine.
For further information please refer to your PFAFF agency.

Safety
7
1.05 Operating and technical staff
1.05.01 Operating staff
Operating staff are the persons responsible for setting up, operating and cleaning the machine and for
removing any disturbances in the sewing area.
The operating staff is 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 affect 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 and
mechanical engineering. They are responsible for lubricating, servicing and repairing the machine.
The technical staff is 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 any maintenance and repair work on the machine!
never work on parts or equipment still connected to the power supply! Exceptions to this are only
permissible according to regulations EN 50110.
replace all safety covers after maintenance and repair work!

Safety
8
1.06 Danger
When the machine is in operation, a work area of 1 m must be kept free in front of and
behind the machine, so that access to the machine is possible at all times without
difficulty.
During operation do not place your hands in the area of feed roller 1and sonotrode 2!
Danger of fingers being drawn in and crushed!
During operation do not touch sonotrode 2!
Danger of burns from the heat-generating surface!

Proper use
9
2 Proper use
The PFAFF 8312 is used for continuous sealing of thin, thermoplastic materials, such as e.g. fleeces,
felts, woven and knitted fabrics using ultrasonics.
Any use of the machine which is not approved by the manufacturer shall be considered
improper use! The manufacturer shall not be liable for any damage arising out of
improper use! Proper use shall also be considered to include compliance with the
operation, adjustment, service and repair measures specified by the manufacturer!

Specifications
10
3 Specifications
Measures and weight
Depth: 800 mm
Width: 1200 mm
Height: 1310 mm
Weight: 127 kg
Clearance Width: 410 mm
Clearance under the rollers: max. 30 mm
Connection data
Operating voltage: 230 V ± 10 %, 50/60 Hz, 1-phase
Max. capacity: 1000 VA
Fuse: 1 x 16 A, inert
Performance data
Sealing pressure: 64 – 500 N
Sealing power: max. 400 W
Sealing speed: 0,1 – 11,8 m/min*
Seam width: max. 10 mm
Noise data
Emission sound level at the workplace: LpA < 70 dB(A)
(Noise measurement in accordance with 45 635-48-A-1, ISO 11204, ISO 3744, ISO 4871)
▲Subject to alterations
* depending on feed roller diameter, max. speed at roller diameter 80 mm
KpA = 2,5 dB