Danfoss VLT HVAC Drive FC 102, Programming Manual, Page: 179 / 250

NOTICE
The preventive maintenance events are defined in a 20-
element array. Hence each preventive maintenance event
must use the same array element index in
parameter 23-10 Maintenance Item to
parameter 23-14 Maintenance Date and Time .
23-10 Maintenance Item
Array [20]
Option: Function:
Array with 20 elements displayed
below parameter number in the
display. Press [OK] and step between
elements with [
◄
], [
►
], [
▲
] and [
▼
].
Select the item to be associated with
the preventive maintenance event.
[1]
*
Motor bearings
[2] Fan bearings
[3] Pump bearings
[4] Valve
[5] Pressure transmitter
[6] Flow transmitter
[7] Temperature transm.
[8] Pump seals
[9] Fan belt
[10] Filter
[11] Drive cooling fan
[12] System health check
[13] Warranty
[20] Maintenance Text 0
[21] Maintenance Text 1
[22] Maintenance Text 2
[23] Maintenance Text 3
[24] Maintenance Text 4
[25] Maintenance Text 5
23-11 Maintenance Action
Array [20]
Option: Function:
Select the action to be associated with
the preventive maintenance event.
[1]
*
Lubricate
[2] Clean
[3] Replace
[4] Inspect/Check
[5] Overhaul
[6] Renew
[7] Check
[20] Maintenance Text 0
[21] Maintenance Text 1
[22] Maintenance Text 2
[23] Maintenance Text 3
[24] Maintenance Text 4
23-11 Maintenance Action
Array [20]
Option: Function:
[25] Maintenance Text 5
23-12 Maintenance Time Base
Array [20]
Option: Function:
Select the time base to be associated with the
preventive maintenance event.
[0]
*
Disabled Disables the preventive maintenance event.
[1] Running
Hours The number of hours the motor has been
running. Running hours are not reset at
power-on. Specify the maintenance time
interval in
parameter 23-13 Maintenance Time
Interval .
[2] Operating
Hours The number of hours the frequency converter
has been running. Operating hours are not
reset at power-on. Specify the maintenance
time interval in
parameter 23-13 Maintenance
Time Interval .
[3] Date &
Time Uses the internal clock. Specify the date and
time of the next maintenance occurrence in
parameter 23-14 Maintenance Date and Time .
23-13 Maintenance Time Interval
Array [20]
Range: Function:
1
h
*
[1 -
2147483647
h] Set the interval associated with the current
preventive maintenance event. This
parameter is only used if
[1] Running Hours or
[2] Operating Hours is selected in
parameter 23-12 Maintenance Time Base . The
timer is reset from parameter 23-15 Reset
Maintenance Word .
Example
A preventive maintenance event is set up
Monday at 8:00.
Parameter 23-12 Maintenance
Time Base is [2] Operating hours and
parameter 23-13 Maintenance Time Interval is 7
x 24 hours=168 hours. Next maintenance
event is indicated the following Monday at
8:00. If this maintenance event is not reset
until Tuesday at 9:00, the next occurrence is
the following Tuesday at 9:00.
Parameter Descriptions Programming Guide
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