Notes On Safety - Pfaff 481 Service Manual

Notes on safety

● The machine must only be operated in full knowledge of the instruction book and by
● Before commissioning the machine also read the motor manufacturer's safety notes and
● The machine must only be used for the purpose intended. It must not be operated without
● When gauge parts are exchanged (e.g. needle, presser foot, needle plate, feed dog and
● On mechanically operated clutch motors without start inhibitor it is necessary to wait until
● Daily servicing work must only be carried out by persons with appropriate training.
● Repairs and special maintenance work must only be carried out by trained technicians or
● For service or repair work on pneumatic systems the machine must be disconnected from
● Work on the electrical equipment must only be carried out by electrical engineers or other
● It is not permitted to work on live parts. For exceptions please see the EN 50 110
● Conversions or changes to the machine must only be made on adherence to all safety
● For repairs, only replacement parts approved by us must be used.
● The sewing head must not be operated until it is ascertained that the whole sewing unit
Tools, gauges and other adjustment aids
● 1 set of screwdrivers with blades from 2 to 10 mm wide
● 1 set of spanners from 7 to 14 mm wide
● 1 set of hexagonal allen keys ranging from 1.5 to 6 mm
● 1 wrench, 22 mm wide
● 1 metal ruler (part No. 08-880 218-00)
● 1 cylindrical pin (5 mm in diameter), part No. 13-030 341-05
● 1 adjustment gauge, part No. 61-111 642-19
Notes on the service manual
All the adjustments in this service manual apply for a completely mounted machine. No
mention is made of the machine covers that occasionally have to be screwed off and back on
for testing and adjustment purposes.
The screws and nuts in brackets ( ) are for the attachment of machine parts that must be
loosened before the adjustments and tightened up again afterwards.
Abbreviations
t.d.c = top dead center
b.d.c. = bottom dead center
2
persons with appropriate training.
instruction manual.
the safety devices it is equipped with; all valid safety regulations must be adhered to.
bobbin), during threading, when the workplace is left, and during service work, the
machine must be isolated from the mains by switching off the main switch or
disconnecting the mains plug.
the motor has stopped.
persons with appropriate training.
the compressed air supply system. The only exceptions to this are adjustments and
function checks carried out by appropriately trained technicians.
appropriately trained technicians.
regulations.
regulations.
corresponds to EC-regulations.