Service Intervals According To Vdi 3033; Testing The Heat Transfer Liquid - Lauda PROLINE Kryomats Series Operating Instructions Manual

9.3.2 Service intervals according to VDI 3033

System part
Complete device
External condition of the device
Heat transfer liquid
Analysis of the heat transfer liquid
Heat transfer system
Sealing
External hoses
Material fatigue
Cooling unit
Condenser cleaning
Electronics
Over temperature protection
Low level alarm/ warning

9.3.3 Testing the heat transfer liquid

If required, the heat transfer liquid should be checked for fitness for use (e.g. when changing the
method of operation), or at least half-yearly. Further use of the heat transfer liquid is only permissible
if the inspection indicates this.
The test of the heat transfer liquid should takes place according to DIN 51529; Testing of mineral oils and
related products - Testing and evaluation of used heat transfer fluids.
Source: VDI 3033; DIN 51529.
98
Frequency
Each time of putting into operation and
then
Monthly
Half-yearly (and as required)
Daily
Monthly
Monthly
Quarterly
Quarterly
Maintenance
Proline Kryomats
UL 533
Comment
( 9.3.3)
External visual inspection
External visual inspection
( 9.3.4)
( 7.12.1)
( 7.12.2)
YAUE0007 / 2/26/2009