Needle Rise, Hook Clearance, Needle Height And Needle Guard On The Pfaff 591 - Pfaff 571 Instruction Manual

Adjustment
11

Needle rise, hook clearance, needle height and needle guard on the PFAFF 591

.04.07
11 - 10
Requirement
With the needle bar positioned 2,0 mm after BDC and the stitch length set at "0.8"
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 point;
3. the needle guard 6 must touch the needle lightly.
9
5
5
4
Fig. 11 - 07
Set stitch length at "0.8".
Loosen screws 1, 2, 3, 4 and 5.
Move needle bar into version corresponding position (see table).
Set hook point at needle centre, making sure that the needle is not deflected by needle
guard 6.
Adjust needle height according to Requirement 2.
5
6
5
4
1
7
8
6
6
2
3