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7-2 Apron & Saddle
1. Apron lubrication location: on the right top
side of the saddle base. The oil inlet is
plugged and marked "OIL" is the oil hole.
2. Apron drain hole located on the bottom
cover of the apron as show on the right
figure, the drain plug marked ○
chart on the front bottom side of the apron).
3. Oil brand and oil exchange time: Use Shell Tellus No. 220 and exchange the oil
half a year.
4. To adjust the half nut engaged lever: After long use, the lever may be loosened
and needed to be adjusted. First, take off the thread dial indicator and find the 4
gib strip adjusting screws. Second, while pressing the lever, also adjust the 4 gib
strip adjusting screws until they are properly tightened. Afterwards, replace the
thread dial indicator.
5. To clear up and repair the manual pump being blocked or small oil flow: If no oil
oozes out after pushing the manual pump several times, the pump is blocked.
Take off the 4 setscrews of the pump body and loosen the plug lever to dismantle
the set nut. Use air gun to clean up the inside of the blocked pump. If the oil flow
is too small, it must be the O-ring worn out, replace another new and O-ring and
assemble back the dismantled parts accordingly.
6. Adjustment for the longitudinal & cross auto feeding overload: The cone clutch
on the center of the apron is an overload device. The safety overload weight
limitation is 12 Kg. Overload weight can be adjusted by means of the Hexagon
screw on the center of the apron; tighten clockwise, the overload will increase;
tighten anticlockwise, the overload will then decrease. When auto-feeding, press
the handwheel by hand, it should automatically slip out if the overload is over
12Kg. If not, adjust again.
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D
(also see
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