Needle Rise, Hook Clearance, Needle Height And Needle Guard On The Pfaff 574 - Pfaff 571 Instruction Manual

Adjustment
11

Needle rise, hook clearance, needle height and needle guard on the PFAFF 574

.04.06
11 - 8
Requirement
With the needle bar positioned 2,0 mm after BDC on both hooks
1. the hook point must be at needle centre with a hook-to-needle clearance of
0.05 to 0.1 mm;
2. the top of the needle eye must be 0.8 to 1.0 mm below the hook points;
3. the needle guard 9 must touch the needle lightly.
7
7
8
2
1
10
Fig. 11 - 06
Loosen screws 1, 2, 3, 4, 5, 6 and 7.
Loosen screws 8 slightly.
Bring needle bar to 2,0 mm past BDC:
Set both hook points at needle centre, making sure that the needles are not deflected by
needle guard 9.
4
3
11
12
14
8
13
5
6
9
9
9