HIGHLEAD GC0618-1 Instruction Manual Parts Catalog - Page 3
Browse online or download pdf Instruction Manual Parts Catalog for Sewing Machine HIGHLEAD GC0618-1. HIGHLEAD GC0618-1 13 pages. Heavy duty compound feed lockstitch sewing machine
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3
PREPARATION AND LUBRICATION
1 ) Cleaning the machine
Before leaving the factory, the machine parts are coated with rust-preventive grease, which
may be hardened and contaminated by dust during storage and shipment This grease must be
removed with gasoline.
2 ) Examination
Though every machine is confirmed by strict inspection and test before leaving the factory,
the machine parts may be loose or deformed after long distance transportation with jolt. A
thorough examination must be performed after cleaning the machine. Turn the balance wheel
to see if there is running obstruction, parts collision, uneven resistance or abnormal noise. If
these exist, adjustment niust be made accordingly before nm-in operation.
3 ) Oiling (Figs 1, 2, 3, 4)
Please do not operate the machine before lubricating well. The points with arrow in the figure
are oil positions. Caution: Please use white spindle oil.
B
A
B
E
A
Fig 1
D
G
Fig 2
F
Lubrication of rotating hook (Fig 4)
Add the oil from the oil hole 1 until to the position 2.
Adjusting the lubrication (Fig 4)
Oil adjusting screw 3 can adjust the lubrication of the rotating hook: Turn oil-adjusting screw 3
clockwise to increase oil and turn oil-adjusting screw 3 counter-clockwise to decrease oil.
E
Fig 1
D
G
J
H
Fig 2
C
Fig 3
4
1
2
3
Decreases Increases
5
Fig 4
B
A
Adjusting
screw
E
Fig 1
D
G
J
H
Fig 2
C
Fig 3
F
1
2
F
1
2
3
5
Fig 4
J
H
C
Fig 3
4
Adjustin
4
screw
3
Adjusting
Decreases Increas
screw
5
Fig 4
Decreases Increases