Duerkopp Adler 7700 Instruction Manual download pdf (Page 13)

4. PREPARATION AND OPERATION

4.1 LUBRICATION

To avoid malfunction and damage of the machine, confirm the following:

Before you put the machine into operation for the first time after set-up, clean it thoroughly.

Remove all dust gathering during transportation and oil it well.

Confirm that the voiltage has been correctly set.

Confirm that the power plug has been properly connected to the power supply.

Never use the machine in the state where the voitage type is different from the designated one.

r lines when oil gauge 2 is

observed from the side.

(Caution)

Be careful not to supply oil above the upper red

marker line, or else troubles due to excessive

lubrication may result.

Change oil when one month has passed after

the set-up of the sewing machine. Then,

change oil every six months.

Supply oil if the oil surface comes down under

the lower marker line when observing the oil

gauge from the side.

(Caution)

Apply two or three drops of oil to the needle bar

and upper looper guide portion when operating

the machine for the first time after set-up or after

or after a long period of disuse.

Remove oil cap 1 .

Pour DA32 Oil(Order No.9047 000032) into the

oil reservoir.

Supply oil until the oil surface reaches between

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Caution: Danger of injury!

To protect against possible person injury due to abrupt start of the machine, be sure to start the

following work after turning the power off and ascertaining that the motor is at rest.

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Duerkopp Adler 7700 Instruction Manual Page 13