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128
2.
Turn the pressure controller until the pressure gage (2) indi-
cates the proper setting:
• Increase pressure = turn clockwise
• Reduce pressure = turn counterclockwise
3.
Push the pressure controller (1) down.
7.13 Checking the lubrication
All wicks and felt bits of the machine head are soaked in oil at the
factory. This oil is conveyed to the reservoir during use. This is
why you should avoid filling too much oil during initial filling.
Fig. 65: Checking the lubrication
(1) - Minimum level marking
(2) - Maximum level marking
To check the lubrication:
1.
Sew with the machine for approx. 1 minute.
2.
Check at the inspection glass (3) whether the warning indica-
tor is lit red or the oil level has dropped below the minimum
marking (1).
3.
If this is the case, top off oil ( p. 101).
Operating Instructions 667 PREMIUM - 02.0 - 01/2018
③
②
MAX
①
MIN
(3) - Inspection glass
Setup
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