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Brother S-7200B Service Manual page 52

Single needle direct drive straight lock stitcher with thread trimmer
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8. APPLYING GREASE (-[]3[], []5[] specifications)
<-[]3[], []5[] specifications>
Turn the
machine pulley
to lower the
needle bar until
the hole is
visible.
1. Turn the power switch to "OFF".
2. Remove the screws and the set screws.
3. Apply grease to each of the holes until the grease overflows slightly.
4. Tighten the screws and the set screws in order to push the grease in.
<Resetting the grease consumption amount>
After the grease has been applied, carry out the following procedure to reset the grease consumption amount.
1. Turn the power switch to "ON". "GrEASEUP" will flash in the main display (1) and the buzzer will sound.
2. Press the RESET key (2). The main display (1) will change to stitch number display mode.
3. Press and hold the LOCK key (4) for 2 seconds or more.
The lock icon (5) will switch off and the lock will be released.
4. Press the FUNC (Function) key (6). "n.134 Pxxx" will appear in green in the main display (1).
("Pxxx" indicates the grease consumption amount. For example, "P100" means that 100% of the grease has been
consumed.)
5. Press the rightmost
6. Press and hold the ENTER key (8) for two seconds or more.
The buzzer will make a long beep, and then the main display (1) will change to stitch number display mode.
7. Depress the treadle to run the sewing machine for 1 second or more.
8. Turn the power switch to "OFF". (This completes the reset procedure.)
45
Marked red
key (7). The "Pxxx" will change to "P 0".
<-[]5[] specifications>
3683M
5. Turn the machine pulley by hand to move the needle bar
up and down several times in order to disperse the
grease.
6. Use a cloth to wipe away any excess grease from around
the screws and set screws and from underneath needle
bar bush D.
7. Carry out the reset procedure given below.
3685M
S-7200B
3684M
2139M

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