Purging Operation (Function Code 76) - Brother MFC4820C Service Manual

7.5.18 Purging Operation (Function code 76)

Function
The equipment may carry out several types of purging operations--normal purge, initial purge, and
reset purge. This function allows you to select the desired purge type and carry it out.
TIP: The purge types and their details are described in Chapter 4, Section 4.2.3.3.
Operating Procedure
(1) Press the 7 and 6 keys in this order in the initial stage of the maintenance mode.
The equipment displays the "CLEANING ALL" on the LCD and enters the purge mode.
You may select the color of ink to be purged with the navigation key.
(2) To carry out normal purge, initial purge, reset purge, Cyan substitute purge, or draining the
Ink press the 1, 4, 5, 0, or 9 key, respectively.
Upon completion of purging, the equipment automatically returns to the initial stage of the
maintenance mode.
Purge type
Normal
purge
Continuation
suction
Wiping
Initial purge
Reset purge
Initial purge
(in factory)
Replace the
cartridge
Exhaust gas
draining the
Ink
Cyan
substitute
purge
NOTES: The user-accessible functions are shaded in the table. Please never push 2,3,6,7 and 8 keys.
These keys can use only a factory.
Contents
This purge is performed in order to remove any
dried up ink that has accumulated around the head
nozzles.
Please do not perform.
Please do not perform.
This purge is performed automatically when the
power is first applied by the user after shipment. It
fills the ink supply tubes and print head unit with
ink.
This purge is performed to remove any bubbles that
have accumulated in the ink supply tubes.
Please do not perform.
Please do not perform.
Please do not perform.
The ink in a tube is drained and it is made for ink not
to scatter when you repair this machine.
This purge is performed to substitute ink in the black
ink tube with cyan ink. It is to prevent ink in the
black ink tube from developing air bubbles during
long-term storage of the machine. (Black ink
deteriorates more easily than cyan ink.)
Time
required
Approx.
1 min 20
sec
2.5 to
4.0 min
Approx.
2 min
Approx.
4 min
Approx.
2 min
7 - 2 9
To perform the
Amount
purge in
of ink
maintenance
used
mode:
0.25 cc Press the 1 key
- - Press the 2 key
- - Press the 3 key
3.21 cc Press the 4 key
0.45 cc Press the 5 key
- - Press the 6 key
- - Press the 7 key
- - Press the 8 key
- Press the 9 key
3.90 cc Press the 0 key