Specifications

Under Carriage Section
This section of the peripheral consists primarily of the assemblies lying in and about
the support frame of the machine (see Figure 2-13). It contains the power supply
area located inside the left support leg and the electronics cage located inside the
right support leg. Located inside the top support platform between heads #3 and
#4 is the XYZ Amplifier assembly and between heads #2 and #3 is the Y drive
motor.
Y Drive Motor Replacement
The Y drive motor is located inside the top support platform between heads #2 and
#3 as indicated in Figure 2-13. The Y motor is the initial driving force for "front to
back" movement of the pantograph (Beam). Refer to the following procedure to
replace the Y motor. If the Y motor belt must be replaced, refer to the next
procedure for Y motor belt replacement.
Tools Required: A zero to 40 lbs. spring scale, 12 inch length of strong cord or
cable, a set of socket head wrenches.
1. Turn the peripheral OFF and unplug the power cord from the source voltage.
2. Remove the two socket head cap screws and associated hardware holding the Y
motor/belt cover around the motor pulley and belt area (see Figure 2-14).
Remove the cover.
Electronics
Cage Area
Y Drive
Motor Area
XYZ Amplifier
Assembly
Power Supply
Area
Figure 2 - 13
Y Drive Motor Replacement 2 - 17
110279-01, Rev B 2. Service Maintenance (except head and trimmer)