Thoroughly cleaning needle bed

If the needle bed it not cleaned thoroughly and carefully, a non-uniform stitch appearance results during production due to needles that do not run smoothly, and the operation of the machine can no longer be ensured.

Thoroughly cleaning the needle bed:

Thorough cleaning of needle bed
Thorough cleaning of needle bed
  1. No fabric may be hanging on the needle bed.
    1
    Loosen both screws (1) and move the strip (2) downwards.
    2
    Remove all needle rails (3) with the extraction hook (4).
    3
    Remove all screws (5) of the jack bed.
    4
    Take off jack bed (7).
    5
    Remove needles, coupling part, intermediate slider and selector jacks.

NOTICE

notice

Dirt-caked needle channels due to oil or cleaning agent!

When the needle channels are cleaned with oil or cleaning agent, the dirt swells up and clogs the needle channels.

  1. Do not clean needle channels with oil or cleaning agent.
  2. Push dirt out of needle channels and blow out needle channels with compressed air.
    1
    Remove dirt out of needle channels, for example with a groove cleaner (6).
  1. Groove cleaner
    2. 2
    Clean groove for pelerine spring of needle.
    3
    Blow out dirt with compressed air from the needle bed.
    4
    Check whether needles, coupling part, intermediate slider and selector jacks are undamaged.
    5
    Clean needles, coupling part, intermediate slider and selection jacks with oil.
    6
    Reassembly needle bed.
    7
    Lubricate needles, coupling part, intermediate slider and selector jacks. If a central lubrication is installed, then use the setting Initial lubrication for approx. 15 minutes.