Care And Maintenance; Cleaning - Pfaff 571 Instruction Manual

10

Care and maintenance

Clean ........................................................ daily, more frequently if in continuous operation
Oil level (thread lubrication/hook lubrication) ............................................. daily, before use
Oil the hook .............................................................................................. daily, before use
Lubricate the bevel gears ................................................................................. once a year
Check/adjust air pressure ......................................................................... daily, before use
Clean air filter of air-filter/lubricator .............................................................. when required
10

Cleaning

.01
Clean the hook, hook compartment and toothed wheel 3 daily, several times if in continuous use.
Fig. 10 - 01
These maintenance intervals are calculated for the average running time of a sin-
gle shift operation. If the machine is operated more than this, shorter intervals
are recommended.
1
3
Care and maintenance
Switch the machine off!
Danger of injury if the machine
is started accidentally!
2
● Bring the needle bar to its highest
position.
● Open the post cap and remove the bobbin
case cap and the bobbin.
● Unscrew hook gib 1.
● Turn the handwheel until the point of bob-
bin case 2 penetrates into the groove of
the hook race approx. 5 mm.
● Remove bobbin case 2.
● Clean the hook race with paraffin.
● When inserting the bobbin case 2, ensure
that the horn of the bobbin
case 2 engages in the groove of the
needle plate.
● Screw hook gib 1 back on and close the
post cap.
10 - 1