2
TABLE OF CONTENTS
1 General
information
............................................3
1.1 Safety
instructions
..................................................................3
1.2 Accident
prevention
................................................................3
1.3 Qualification of employed staff ...........................................3
1.4 Intended
use
.............................................................................3
1.5 Private
use
.................................................................................4
1.6 Danger
zone
..............................................................................4
2 Transportation/storage
......................................4
2.1 Transportation
..........................................................................4
2.2 Items
delivered.........................................................................4
2.3 Packaging
...................................................................................4
2.4 Temporary
storage
..................................................................4
2.5 Transportation
..........................................................................4
2.6 Disposal
......................................................................................5
3 Installation
..........................................................5
3.1 Installation
site.........................................................................5
3.2 Installation on mounting plane/foundation ....................5
3.3 Inlet pipe joint connection .....................................................5
3.4 Earthing the device via the lightning conductor .............6
3.5 Removal
.....................................................................................6
4 Commissioning
....................................................6
4.1 Safety
inspections
...................................................................6
4.2 Initial
commissioning
.............................................................6
4.2.1 Test run .......................................................................................6
4.2.2 Initial commissioning procedure .........................................7
5 Electrical
connection
...........................................7
5.1 Terminal connection diagrams ............................................7
5.2 Cable
connections
...................................................................7
5.3 Thermal contact/PTC thermistor
for motor protection
..........................
...
.................................7
5.4 Fluctuating power supply .....................................................7
5.5 Speed control via the frequency converter ......................7
5.6 Connection
diagrams
.............................................................8
6 Operation
.............................................................8
6.1 Decommissioning
....................................................................8
6.2 Re-initialising the device after maintenance
or repair
tasks ...........................................................................8
7
Maintenance tasks and troubleshooting ..........8
7.1 Standstill
....................................................................................9
7.2 Sporadic fan operation...........................................................9
7.3 Continuous fan operation .....................................................9
7.4 Removing the components ...............................................10
7.4.1 Removing the drive unit .....................................................10
7.4.2 Removing the drive motor .................................................10
7.5 Maintenance
tasks
...............................................................10
7.5.1 Cleaning tasks .......................................................................10
7.5.2 Topping up the grease filling .............................................10
7.5.3 Motor maintenance tasks ..................................................10
7.5.4 Maintenance tasks on the impeller
and on suction-side accessories......................................11
7.6 Assembly
................................................................................11
7.7 Malfunctions
..........................................................................13
7.8 Explanation of symbols ......................................................13
8 Copyright
.......................................................... 13
9 Emergencies
..................................................... 13
10 Operator’s
responsibility
................................. 13
11 Identification
plate
.......................................... 13
EC declaration of conformity ..................................... 14
Summary of Contents for FRV 125
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