Canon S520 Service Manual page 78

Part 3: Technical Reference
Conditions
Execution of manual
cleaning
Execution of Deep
Cleaning
Timed Cleaning
Long-duration timed
cleaning
Dot count cleaning
At head replacement
Ink tank replacement
On delivery of the printer Cleaning when a head is installed for
(or at first print head
position adjustment)
When the heads are
uncapped at soft power at the last power OFF
ON
Table 3-1 CLEANING MODES (S750/S520)
Details
Executed from the operation panel or
the printer drive
Executed from the printer driver
Between 24 and 336 hours have passed
since the previous cleaning (Bk)
Between 120 and 336 hours have passed
since the previous cleaning (Cl)
More than 336 hours have passed since
the previous cleaning
When a specified dot count has been
exceeded since the previous cleaning
When a print head is removed and
installed
When the ink sensor status changes
from NO to YES
the first time after the printer has left
the factory.
When proper capping did not take place
3-4
S900 / S820 / S750 / S520
Cleaning
Purge amount in gms
BK/CL(g) mode
0.14/0.36 M
1.58/1.18 R
0.14/0.36 T
0.45/0.72
0.14/.036 D
0.45/1.18 C
0.30/0.72
0.45/1.18 ---
0.30/0.72