ActronAir WRE-072CS Owner's Manual - Page 10

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Owner's Manual

05. Care and Maintenance

NOTE

Apart from filter cleaning, all other general maintenance and care of systems should be undertaken by a licensed technician.

Maintenance Procedures

This section describes the procedures that must be performed as a part of normal maintenance program. Regular

servicing of equipment by licensed technician is highly recommended. Regular servicing of your unit helps in maintaining

its optimum performance and reliability. The checklist and service periods provided on this manual are guides only,

as some sites may require more frequent servicing. Always disconnect electrical power to the unit before performing

these procedures. It is always a safe practice to observe all safety warnings and cautions when conducting maintenance

tasks.

DANGER

Live Electrical Connections!

It may be necessary to work with live electrical components on certain maintenance tasks. Only licensed electricians and

qualified technicians are allowed to perform these tasks.

Beware of Rotating Fan Blades!

Always make sure that all power supply, to the Outdoor Fans are turn Off and isolated.

Observe WH&S safety procedures, do not wear loose clothing and any jewellery when working near the fans.

Wear PPE whenever performing any maintenance procedures.

Observe all necessary procedures when working in a confined space.

WARNING

Hazardous Voltage !

Always make sure that all power supply, including remote controls, are disconnected before performing maintenance.

Observe proper LOCK-OUT/TAG-OUT procedures to ensure that power cannot be inadvertently energised. Failure to

disconnect power before maintenance procedures can result in serious injury and/or death.

This unit is charged with R-32 mildly flammable refrigerant.

Annual Maintenance Checklists

• Perform general maintenance inspections.

• Perform scheduled start-up checks.

• Leak test refrigerant circuits.

• Inspect contacts of all contactors and relays. Replace all worn contacts as required.

• Inspect, clean and tighten all electrical connections.

• Check fans for balanced operation. Make sure that there are no loose screws / bolts, no fan blades interference and no

damage to the fans and guards.

• Inspect the air filters, clean or replace as required.

• Clean and repaint any corroded panel section.

• Ensure no blockage of airflow through variable speed drive.

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