Pfaff 335 User manual

Instruction Manual
335
296-12-18 641/002
Betriebsanleitung engl. 09.07
This instruction manual applies to machines from the
following serial numbers onwards:
# 2734226

This Instruction Manual is valid for all models and subclasses listed in the chap-
ter " 3 Specifications ".
The adjustment manual for the machines can be downloaded free of charge
from the internet address www.pfaff-industrial.de/pfaff/de/service/downloads
As an alternative to the internet download the adjustment manual can also be
ordered in book form under part no. 296-12-18 642/002.
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 Industrie Maschinen AG
Postfach 3020
D-67653 Kaiserslautern
Königstr. 154
D-67655 Kaiserslautern

Index
Contents ..................................................................................Page
1 Safety .................................................................................................................................... 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
2 Proper use ............................................................................................................................ 9
3 Specifications ..................................................................................................................... 10
3.01 PFAFF 335 ............................................................................................................................ 10
3.02 Versions and subclasses ...................................................................................................... 10
4 Disposal of Machine .......................................................................................................... 11
5 Transportation, 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
6 Explanation of symbols ..................................................................................................... 13
7 Controls .............................................................................................................................. 14
7.01 On/off switch ....................................................................................................................... 14
7.02 Pedale ................................................................................................................................. 14
7.03 Lever for lifting the presser foot .......................................................................................... 15
7.04 Stitch-length adjustment lever / reverse sewing .................................................................. 15
7.05 Adjustment nut for the top-feed stroke ............................................................................... 16
7.06 Control panel (only on machines with Quick EcoDrive) ....................................................... 16
8 Installation and commissioning ....................................................................................... 17
8.01 Installation ............................................................................................................................ 17
8.01.01 Adjusting the table-top height .............................................................................................. 17
8.01.02 Assembling the motor (only on machines with Quick-motor) .............................................. 18
8.01.03 Tightening the V-belt ............................................................................................................ 18
8.01.04 Mounting the bottom V-belt guard ....................................................................................... 19
8.01.05 Fitting the upper belt guard .................................................................................................. 20
8.01.06 Fitting the synchronizer ........................................................................................................ 20
8.01.07 Fitting the reel stand ............................................................................................................ 21
8.01.08 Connecting the plug-in connections and earth cables ......................................................... 22

Index
Contents ..................................................................................Page
8.02 Commissioning .................................................................................................................... 23
8.03 Switching the machine on/off .............................................................................................. 23
8.04 Basic position of the machine drive unit ............................................................................. 24
9 Setting up ........................................................................................................................... 25
9.01 Inserting the needle ............................................................................................................ 25
9.02 Winding the bobbin thread, adjusting the thread tension .................................................... 26
9.03 Removing / Inserting the bobbin case ................................................................................ 27
9.04 Threading the bobbin thread and regulating the bobbin thread tension .............................. 27
9.05 Threading needle thread/adjusting needle thread tension .......................................................28
9.06 Adjusting the stitch counter for the bobbin thread control .......................................................29
10 Care and maintenance ....................................................................................................... 30
10.01 Care and maintenance intervals ........................................................................................... 30
10.02 Cleaning ............................................................................................................................... 30
10.03 General oiling ....................................................................................................................... 31
10.04 Oiling the sewing hook ........................................................................................................ 32
10.05 Oiling the needle-head parts ................................................................................................ 32
10.06 Lubricating the bevel gears .................................................................................................. 33
10.07 Lubricating the top-feed drive excentric ............................................................................... 34
10.08 Checking/regulating the air pressure ................................................................................... 34
10.09 Emptying/cleaning the water bowl of the air filter/regulator ................................................ 35
10.10 Parameter settings .............................................................................................................. 36
10.10.01 Parameter list ....................................................................................................................... 36
11 Table top cutout and circuit diagrams .............................................................................. 37
11.01 Table top cutout ................................................................................................................... 37
11.02 Mounting the table top ........................................................................................................ 37
11.03 Circuit diagrams ................................................................................................................... 38
12 Wearing parts ..................................................................................................................... 42

5
Safety
1 Safety
1.01 Directives
This machine is constructed in accordance with the European regulations contained in the
conformity and manufacturer’s declarations.
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.
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