JUKI MF-7900 Series Engineer's Manual page 101

High-speed, cylinder-bed top and bottom coverstitch machine
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Adjustment procedures
Adjusting the air regulator
Air hose
(1) Insert the air hose to air regulator ❶ .
(2) Use the air pressure at 0.5 MPa (5 kgf/cm
(3) Draw up regulator knob ❷ , turn knob ❷ and adjust the pointer
to 0.5 MPa to adjust the air pressure.
(4) After the adjustment, press downward regulator knob ❷ .
(5) When drainage is collected at section A of regulator ❶ during
using, press drain cock ❸ to discharge the drainage.

2
).
– 87 –
Results of Improper adjustment

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This manual is also suitable for:

Mf-7900d seriesMf-7900-h22Mf-7900-h23

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