Brother MP-21C Service Manual page 72

<Reassembly>
Important: Check that the Waste ink tube is fitted correctly in the guides and goes
Purge unit ASSY
Important: Check that the Waste ink tube is fitted correctly into the three guides and
Two hooks
Waste ink tube
ACSF sensor actuator
into the hole on the Purge unit ASSY
Waste ink tube
Fig. 3.25
two hooks on the Platen cover.
Three guides
Platen cover
Fig. 3.26
III-19
Purge unit ASSY
Waste ink tube
The Waste ink tube is not fitted in any of the guides and hooks.
The Waste ink tube is across the ACSF sensor actuator.
The Waste ink tube is caught between the Platen cover and
Chassis center ASSY.