Singer 9970 Instruction Manual - Page 56

Maintenance

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MAINTENANCE DANGER: To reduce the risk of electric shock. Disconnect the power line plug from electric outlet before carrying out any maintenance. CLEANING If lint and bits of thread accumulate in the hook, this will interfere with the smooth operation of the machine. Check regularly and clean the stitching mechanism when need. A. Bobbin Holder Remove the bobbin cover and bobbin. Clean the bobbin holder with a brush. B. Hook Race and Feed Dog 1. Remove the needle, presser foot and holder. Remove the bobbin cover and bobbin. Remove the screws holding the needle plate. 2. Remove the needle plate by lifting up the right side of the plate. 3. Lift up the bobbin holder and remove it. 4. Clean the hook race, feed dogs and bobbin holder with a brush. Also clean them, using a soft, dry cloth. 5. Replace the bobbin holder into the hook race so that the tip (a) fits to the stopper (b) as shown. 6. Replace the needle plate inserting the hook into the machine. Replace the screws and tighten. Note: * An LED lamp is used to illuminate the stitching area. It does not require replacement. In the unlikely event it does not light, call your authorized SINGER retailer for service. * There is no need to lubricate this machine. 56

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56
MAINTENANCE
DANGER: To reduce the risk of
electric shock.
Disconnect the power line plug from electric outlet
before carrying out any maintenance.
CLEANING
If lint and bits of thread accumulate in the hook,
this will interfere with the smooth operation of the
machine. Check regularly and clean the stitching
mechanism when need.
A.Bobbin Holder
Remove the bobbin cover and bobbin.
Clean the bobbin holder with a brush.
B.Hook Race and Feed Dog
1.
Remove the needle, presser foot and holder.
Remove the bobbin cover and bobbin. Remove
the screws holding the needle plate.
2.
Remove the needle plate by lifting up the right
side of the plate.
3.
Lift up the bobbin holder and remove it.
4.
Clean the hook race, feed dogs and bobbin
holder with a brush. Also clean them, using a
soft, dry cloth.
5.
Replace the bobbin holder into the hook race so
that the tip (a) fits to the stopper (b) as shown.
6.
Replace the needle plate inserting the hook into
the machine.Replace the screws and tighten.
Note:
*
An LED lamp is used to illuminate the stitching
area. It does not require replacement. In the
unlikely event it does not light, call your
authorized SINGER retailer for service.
*
There is no need to lubricate this machine.