Care and maintenance
10 | Care and maintenance |
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10.01 | Servicing and maintenance intervals |
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| Clean the hook compartment ........................... | daily, more often if in continuous operation |
| Check the hook | once a week |
| Clean the hook .................................................................................................. | once a week |
| General lubrication .......................................................................................... | twice a week |
| Lubricate the front parts ................................................................................. | twice a week |
| Lubricate the | Annually |
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These maintenance intervals are calculated for the average running time of a single shift operation. If the machine is operated more than this, shorter intervals are recommended.
10.02 Cleaning
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| Switch off the machine! |
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| Danger of injury due to uninten- |
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| tional starting of the machine! | |
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| 2 | ● Clean hook area with a brush daily, in |
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| continuous operation several times daily. | |
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| ● Clean the hook thoroughly once a week. |
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| ● Open post cover. |
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| ● Set needle bar at its highest position. |
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| ● Remove top of bobbin case together |
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| with bobbin |
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| ● Unscrew and remove hook gib 1. |
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| ● Turn balance wheel until point of bobbin |
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| case 2 has entered into the groove of the |
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| hook race by about 5 mm. | |
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Fig. 10 - 02 |
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| ● In this position remove bobbin case 2. |
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●Clean hook race with petroleum spirit.
●When inserting the bobbin case, make sure that bobbin case position finger 3 enters the slot in the needle plate.
●Screw on hook gib 1.
●Insert bobbin case and close post cover.
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