HP 750 - Manual (Page 41)

Preventive Maintenance C4705-90000 4-5
After the maintenance is done the Customer Engineer resets the EEROM counters through
the Service Menu, which clears the maintenance advised message.
Preventive Maintenance Kit C3195Ć60166
The preventive maintenance kit consists of:
Service station assembly C3195-60162
Spittoon assembly C3195-600027
Y-axis motor C3195-60112
(Includes anti-static cloth and Isopropyl alcohol)
Encoder D/A1
C4713-60098
Encoder E/A0 C4714-60098
Lubricant 6040-0855
YĆaxis Maintenance Kit
In addition to the wearing of the YĆaxis motor, the friction in this area can increase due to the
accumulation of ink particles and dust from the media or the atmosphere in the vicinity of
the slider rods.
The YĆaxis maintenance kit includes a cloth and alcohol to clean the slider rods properly, and
a lubricant to apply onto the rods.
The most important parts to keep clean are the upper and internal sides of the rods.
Procedure
Service Station
D Replace the service station.
D Replace the right spittoon.
Y-axis:
D Clean the slider rods with isopropyl alcohol and antistatic cloth to remove the ink
particles and dust.
D Replace the YĆaxis motor.
D Replace the encoder strip.
EEROM Counters
Mandatory Zero Resets
After the repairs have been performed, follow the menu instructions to reset the plot cycle
counter to zero.
Reset the counter of carriage cycles when:
D YĆmotor is replaced.
D Slider rods are cleaned.
D Slider rods are lubricated.