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1
6. LUBRICATION
I
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1
1.
'
Remove oil cap
0
.
2. Pour JUKl New Defrix Oil No.2 into the oil reservoir.
3. Supply oil until the red color (oil level) almost reaches the up-
per red marker line when oil gauge
@
is observed from the side.
(Caution)
Be careful not to exceed the upper red marker line, o r else trou-
bles due t o excessive lubrication may result.
4. Remove oil drain cap
@
when draining t h e oil reservoir.
- 1
*
Checking and cleaning the
oil pan
Once or twice a year, remove the
oil pan and clean section
0
of the
cloth filter.
At the same time, replace the oil
1
0
I
in the oil pan, if it has become dirty.
*
Installing the needle cooler
1 - -
Throat plate
mounting base
I
1
Front view
Needle
Felt
/ I I
0 0 0
F r o n t view
I
1 . Remove cover
0
(left) of the cloth chip chute and screw
@
in
the detent plug for the silicon oil lubrication hole, mounted on the
lower left-hand section of the machine as observed from the front.
*
Checking the cartridge filter and replacing it
1. After a long period of usage, cartridge filter
0
may
become clogged with dust.
If the machine is left in this state, the dirty oil may
fail t o pass through cartridge filter
0
, and the
machine may wear out abnormally, or a seizure may
result.
*
Cartridge filter
0
should normally be checked
once every six months, and cleaned or replaced
accordingly.
2. Checking/replacement procedure
1) Unscrew and pull out setscrews
@
. Then
remove cover
Q
.
2)
Remove cartridge filter
0
and check it. If the
filter is found t o be abnormal, clean the relevant
2.
Fit the needle cooler support onto needle guard supporting pin
Q
and
fix the support firmly in place by tightening setscrew
0
Then, by placing lubrication joint
@
between two pieces of pack-
ing, attach the joint in the location where screw
@
was ln the
detent plug for the silicon oil lubrication hole using tile setscrew
provided.
(Caution)
The needle tip should come
in
contact with the felt when it is
brought t o its lowest dead point.
M a k e
sure that the needle cooler does not come in contact with the
components, or replace cartridge filter
0 .
3) Re-insert cartridge filter
0
into its proper
position and return the cover. D o not forget t o
put back the setscrews and tighten them up.
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*
Lubricating the needle cooler
1
Open looper cover
0
, fill
the needle cooler
with
iilicone oil (available at extra cost) through
0
,
using the furnished oil feeder
2
Open fact? plate cover @
.
remove plug
@
,
a n d
upp ply
s~llcone oil wlth the
011
feeder
I
Vot applicable to
MOG-25 16N)
3
lnflltrate sllicone oil also Into the
011
felt
~f
the
rndchlne
1s
~tdrted ~rnrned~ately after lubrlcat~ng the
nc.t.dle cooler
lower looper and the differential feed dog.
4
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