7 Maintenance, Diagnostics and Troubleshooting
This chapter includes maintenance and service guidelines,
status messages, warnings and alarms and basic trouble-
shooting.
7.1 Maintenance and Service
Under normal operating conditions and load profiles, the
adjustable frequency drive is maintenance-free throughout
its designed lifetime. To prevent breakdown, danger, and
damage, examine the adjustable frequency drive at regular
intervals depending on the operating conditions. Replace
worn or damaged parts with original spare parts or
standard parts. For service and support, refer to
www.danfoss.com/contact/sales_and_services/
WARNING
HIGH VOLTAGE
Adjustable frequency drives contain high voltage when
connected to AC line power. Failure to perform instal-
lation, start-up, and maintenance by qualified personnel
could result in death or serious injury.
•
Installation, start-up, and maintenance must be
performed by qualified personnel only.
7.2 Status Messages
When the adjustable frequency drive is in status mode,
status messages are generated automatically and appear in
the bottom line of the display (see
).
Status
799RPM 7.83A 36.4kW
0.000
53.2%
1(1)
Auto
Hand
Off
Remote
Local
Ramping
Stop
Running
Jogging
.
.
.
Stand by
130BB037.11
1
2
3
1 Operation mode (see
)
2 Reference site (see
3 Operation status (see
Figure 7.1 Status Display
to
describe the displayed status
messages.
Off
The adjustable frequency drive does not react
to any control signal until [Auto On] or [Hand
On] is pressed.
Auto On
The adjustable frequency drive is controlled
from the control terminals and/or the serial
communication.
The adjustable frequency drive is controlled by
the navigation keys on the LCP. Stop
commands, reset, reversing, DC brake, and
other signals applied to the control terminals
override local control.
Table 7.1 Operation Mode
Maintenance, Diagnostics an...
Instruction Manual
MG20MA22
Danfoss A/S © 10/2014 All rights reserved.
37
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Содержание VLT AQUA Drive FC 202
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