Installation and maintenance manual
H.I.B Hydac International Page 12 of 36
Version: G/DV
Date: 11.01.2023
It must not under any circumstances be possible for the following types of
foreseeable misuse to occur:
Use as a cooling system for non-approved refrigerants and coolants.
Operating of the cooling system with the tank not filled
Unauthorised modification or conversion of the cooling system and its guard devices
Failure to comply with the prescribed distancing for the waste air when the cooling
system is being set up
Bypassing or deactivation of safety and guard devices
Any alterations and non-conformities with the technical data sheet must be clarified with the
manufacturer in advance
The employer shall instruct the insured person on:
the dangers when handling refrigerating plants and cooling
The safety regulations
the conduct in the case of accidents and failures and the Stepps to be taken in such cases
before they start their work fort the first time and at reasonable intervals, however, at least once
a year. (see VBG 20§19)
4.2.7 Notes on safety for maintenance, inspection and assembly work
On principle, cleaning and maintenance of the chiller / unit must be carried out with the chiller /
unit at standstill only. The procedure for shutdown of the unit given in the operating manual must
be observed without fail. Immediately after completing the work all safety and guarding devices
must be replaced and / or put into service again.
4.2.8 Unauthorised modification or use of spare parts
Modification of or changes to the chiller / unit are only permitted after previous consultation of the
manufacturer. Original spare parts and accessories authorised by the manufacturer serve for
ensuring safety. The use of other parts will void the liability for the resulting consequences.
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