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9.3.2 Servicing intervals
System part
Complete device
External condition of device
Heat transfer liquid
Analysis of heat transfer liquid
Bath vessel with drain tap
Sealing
External hoses
Material fatigue
Electronics
Over temperature protection
Low level protection
High-level protection
Bring the device parts and accessories to room temperature before touching them.
9.3.3 Testing the heat transfer liquid
Bring the heat transfer liquid to room temperature before touching it.
If the heat transfer liquid becomes contaminated or degenerated, it should be renewed.
The heat transfer liquid is to be checked for its usability as required, but at least every six months. Further use of the
tempering liquid is only permissible if the inspection indicates this.
The test of the heat transfer liquid takes place according to DIN 51529; ("Testing and assessment of used heat carrier media").
Source: VDI 3033; DIN 51529.
9.3.4 Repair information
If you need to send in a unit for repair, it is essential to first contact the LAUDA Service ( 9.4).
If the equipment does have to be returned to the factory, it may only be necessary to dismantle the control head
from the bath vessel and return the control head.
9.3.5 Disposal information
The following applies for EU member states: The device must be disposed of according to Directive
2012/19/EU (WEEE Waste of Electrical and Electronic Equipment).
The disposal is regulated by EC Directive 2002/96/EC.
104 / 123
Mandatory for initial operation and before any longer
unsupervised operation, then with recommended
frequency
Monthly
Half-yearly (and as required)
Daily
Monthly
Quarterly
Quarterly
Quarterly
When sending in the unit, ensure that it is carefully and properly packed. LAUDA cannot be
held liable for any damage caused by improper packing.
Proline heating thermostat
Comment
( 9.3.3)
External visual inspection
External visual inspection
( 7.14.1)
( 7.14.2)
( 7.14.4)
02/2022
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