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Routine Maintenance
It is not normally necessary to open the refrigerant circuit. If a problem is suspected it is strongly recommended
that unit maintenance or repair is undertaken by a CITY & GUILDS 2078 (or equivalent) COMPETENT
REFRIGERATION ENGINEER. A City and Guilds 2078 (or equivalent) certificate will soon be mandatory.
Daily
Check that the "ON / OFF" switch/isolator is in the "ON" or " I " position.
Check condenser fan for airflow.
Weekly
Check condensate drain operation.
Monthly
Check condenser fins and grilles for cleanliness or damage. Repair as necessary.
Check condenser fan blades for damage.
Quarterly
Check tightness of electrical connections.
Check all wiring for damage to insulation.
Check running current.
Clean condensate line strainer.
Bi-annually
Check operation of refrigerant circuit (including temperatures and pressures)
Check the pipework connections for
Annually
Thoroughly clean unit including condenser fins.
Check internal pipework and components for signs of wear or damage.
Note:
Some safety cut outs are auto reset, and unless isolated from the mains the unit can be re-started without
warning.
Pressure switches should be adjusted with the power off.
Any work done to the Compressed Air Dryer involving entry into the control panel, fitting gauges, adjusting
controls, charging the system, evacuating the system or opening the system in any way, must be carried out
by a FULLY QUALIFIED REFRIGERATION ENGINEER.