Operating manual - HPC Mk 4 LL & Mk 5 (including ATEX)
001752 en 2023.05
39/48
4.7
Regular service schedule - refrigeration plant
As stated in EN 378-4:2016, section 5 and Annex E, refrigeration systems must be maintained
and repaired by competent personnel only (see EN 13313).
Safety
Service to be performed
at each periodic
maintenance
and/or repair
minimum
annually
Check for correct operation and working order of:
- all safety controls
- all measuring devices
- all alarm systems
X
Check if machine card is available
X
Check if diagram of piping layout is available
X
Check on site:
Safety switching devices, emergency signals and alarm systems
X
Perform leak test
X
Check and perform leak test of safety valves, bursting discs and fusible plugs
X
Perform functional test of safety devices
X
Perform “pressure drop test”
Re
Perform refrigerant leak test on all components and systems
Re
Check personal protective equipment
X
Re
Check if the operating personnel are properly instructed and familiar with the con-
tents of the operating manual
X
Function
Perform evacuation
X
Adjust refrigerant charge
X
Analyse oil
Re
Check for corrosion
X
Re
Check for damaged insulation/vapour barrier
X
Re
Check composition of secondary cooling medium
X
Re
Check that the logbook is updated
X
Table 10: Service activities - refrigeration plant
Re
= Replace, if necessary
X
= Mandatory according to EN 378.
Summary of Contents for HPC 100 Mk 4 LL
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