Maintenance & Repair; General Considerations; Opening The Unit Housing; To Open The Electrical Cabinet - Emerson Copeland OME-16T Application Manuallines

5 Maintenance & repair
5.1

General considerations

It is recommended to perform a basic maintenance programme every six months (cleaning the gas
cooler, checking the refrigerant level, tightening the screws in the electrical cabinet, etc...).
The minimum requirements for maintainance given by EN 378 need to be considered as well.
As part of standard servicing and maintenance it may be necessary to open the unit housing and
covers.
5.2

Opening the unit housing

WARNING
Isolating switch "On"! Electrical shock hazard! Turn of f the main power
supply to de-energise the unit bef ore undertaking any task on electrical
equipment.
High voltage! Electrical shock hazard! There is a risk of electric shock if
mains-supplied equipment is disconnected and the wire ends are open. The
open ends may carry a potentially lethal voltage until the internal capacitors
have discharged. This can take up to 10 minutes.
Electrical covers open! Electrical shock hazard! Always make sure that the
compressor e-box cover and the electrical cabinet door are properly closed
bef ore restarting the unit. In all cases, if metal covers with grounding
connections have been removed, eg , f or maintenance, all grounding
connections have to be reconnected before unit operation when the covers are
put back in place.
WARNING
Hot surfaces! Burning! Do not touch the compressor heads or discharge line
as their surf aces can reach high temperatures both during operation and at
standstill.
CAUTION
Unauthorized parts! Unit damage! Only parts authorized by Emerson can
be used for maintenance and replacement.
5.2.1

To open the electrical cabinet

WARNING
High voltage! Electrical shock hazard! Turn of f the main power supply to
de-energise the unit bef ore opening the cabinet or undertaking any task on
the electrical equipment. Never open the electrical cabinet in rainy weather if
the isolating switch is on.
▪ Release the lock located on the right side of
the electrical cabinet and open the door.

Figure 50: Position of the lock (OME-16T)

AGL_Unit_OMTE_CO _EN_Rev01
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