Chapter 6
Troubleshooting & Repairs
6-6
for a jam. If nothing appears to be blocking the compactor, you may need to
replace the
AC
motor.
•
.
(U.volt) - Under voltage on the
DC
bus. The incoming power supply is
too low. This happens normally when power is removed from the
VFD
. If it occurs
while the machine should be operational, check the incoming power supply volt-
age and all components in the power feed line to the drive.
If you see any other error messages on the
VFD
status display, contact Envipco.
6.4. Troubleshooting Other Conditions
This section explains troubleshooting steps for conditions that do not result in an error message.
6.4.1. Display Not Functional
If the display is not working, here are some steps to diagnose and solve the problem:
•
First, be sure that the display is set to receive
VGA
signal. Press the input selection
button until it is set to
VGA
.
•
Check that the data and power harnesses are secure.
•
If the picture is off-center, use the Diagnostic Program (Misc / Touchscreen) to
calibrate the screen.
•
If the touch screen is out of alignment, power it off and power it back on. Then,
re-calibrate the screen.
•
If you need to replace the display, you will need to use a keyboard with a pointing
device to calibrate the screen.
6.5. Repairs
This section details common field repairs.
6.5.1. Swapping an RVM Controller
If you need to replace the
RVM
Controller Box, follow these steps to make sure the
RVM
retains its con-
figuration and accounting data.
1.
Turn off the
RVM
Controller with the
RVM
Controller power switch.
2.
Pull out the Print Head Lift Pin on the printer.
3.
Remove the paper from the printer, and take the paper out of the machine.
4.
Slide the printer forward, and lift it out.
5.
Rest the printer on the front pins.
6.
Remove the three cables that connect the printer to the
RVM
Controller Box.
7.
Remove the printer from the machine.
Содержание U48DFF
Страница 1: ...ULTRA Series Service Manual May 6 2014...
Страница 2: ......
Страница 16: ...Chapter 1 Introduction Safety 1 8 FIGURE 1 9 Pinch Point Label Locations Rear Access Panel Pinch Point Labels...
Страница 18: ...Chapter 2 Specifications 2 2 FIGURE 2 2 ULTRA 48 Configuration...
Страница 27: ...3 5 Sensor Tunnel FIGURE 3 4 Sensor Tunnel Left Side View FIGURE 3 5 Sensor Tunnel Right Side View...
Страница 40: ...Chapter 3 Hardware Components 3 18 FIGURE 3 17 MC1 Board Layout FIGURE 3 18 MC5 Board Layout...
Страница 41: ...3 19 RVM Controller Box FIGURE 3 19 MD5 Board Layout...
Страница 52: ...Chapter 4 RVM Software 4 6 FIGURE 4 6 Service Mode Time Out Screen...
Страница 68: ...Chapter 4 RVM Software 4 22 FIGURE 4 18 Software Processes Overview...
Страница 69: ...4 23 Software Theory of Operation FIGURE 4 19 Circuit Board Locations...