Installation - Operation - Maintenance manual (IOM) • AIR COOLED CHILLERS & SPLIT UNITS - 1106-E • 45 •
8.3.3 - LIQUID CHILLERS WITH SCREW COMPRESSOR(S)
8.3.3.1 - Number of recommended preventive maintenance visits :
NUMBER OF RECOMMENDED PREVENTIVE MAINTENANCE VISITS
Year
Start up
500/1000H
visit
Major
technical
inspection
Inspection visit
30000 h
inspection
Tube analysis
1
1
1
2
2
1
3
3
1
3
4
3
5
1
3
1
(1)
6
1
3
7
3
1
1
8
1
3
9
1
3
10
3
+10
Every year
3 times a year
Every 30000
hours
Every 3 years
This table is published for units operating under normal conditions with an average annual runtime of 4000 hours.
In hostile industrial environments, a specific maintenance visit schedule must be envisaged.
(1) Depending on the quality of the water
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