REPAIR
27080 Issue 1 Sept 98 8--17
(8) Pass thedeflectorplate wiring along the printhead chassis andup
through the hole in the bulkhead seal (see step (4)) into the upper
partof thehead. Carefullypushthecableglandonthewiringinto
the bulkhead seal.
(9) Fit heatshrink sleeving onto the deflector plate wires and connect
the wires into the conduit wiring (see step (2)). Use a heat gun to
tighten the heatshrink sleeving around the connectors.
(10)Refit the cover over the upper part of the head.
Gutter Tube and Sensor Replacement
The printer must be shut down and the print head removed from its
holster.
(1) Remove the cover over the upper part of the head by:
(a) removing the four screws in the sides,
(b) removing the two screws at the top,
(c)carefullypullingthesidesawayfromthechassisandremoving
the cover.
(2) Trace the wires from the gutter sensor to their connections at the
conduit wiring in the upper part of the head (see pg. 8--5).
(3) Cuttheheatshrinksleevingaroundtheconnectionsanddisconnect
the sensor wires.
(4) Tracethe wirestotheircableglandinthebulkheadseal. Carefully
pushthecableglandoutofthebulkheadsealinthedirectionofthe
gutter sensor.
(5) At the rear of the print head, unscrew the two screws securing the
dropgenerator. These screwsarecaptiveand will remain in place.
Lift the drop generator away from the print head chassis
sufficiently for the gutter sensor to be removed.
(6) Remove the screw securing the deflector plate over the gutter
sensor. Move the deflector plate to one side.
(7) Remove the four screws securing the gutter block to the chassis.
(8) Disconnect the gutter sensor pipe at its connection to the conduit
guttertube nearthesealplateandremovethegutter blockandthe
gutter sensor from the print head as a single assembly.
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