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Service Check List

Please find below the work that we carry out during a service procedure

INSIDE UNIT

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Condensate Pump
  • Check operation of condensate pump.
  • Locate collection reservoir tank and clean out any dirt.
  • Check pump operation with clean water. Refit these items.
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Condensate Drains and Drip Tray
  • Check condensate drain is clear and clean.
  • Disinfect tray and trap with antibacterial disinfectant.
  • Drain and thoroughly flush tray and trap in condensate tray.
  • EXTRA - If the unit is older, the tray may need removing and replacing (this is at an extra charge).
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Fans and Motors
  • Where applicable: Check bearings and lubricate as necessary.
  • Clean fans where possible without removal.
  • EXTRA – If the fan needs removing to be cleaned due to age or poor condition, this will be charged as an extra.
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General Cleanliness
  • Wipe clean unit casing with appropriate cleaner.
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Controls
  • Clean and check operation of all thermistors and sensors.
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Air Filter Elements
  • Remove and clean or replace as per manufacturers recommendations.
  • EXTRA – If filters need replacing due to contamination, this will be charged as extra.
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System Operation
  • Confirm that system is in accordance with design parameters (temperatures air on/off coil etc).
  • If poor performance check refrigerant charge is adequate (any deficiency implies a possible leak).
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EXTRA - Refrigerant Leaks

NOTE: This is outside the scope of the basic maintenance check – if a leak is found on the system following repair work is involved: Remove gas from the system & ressure- test system to find leaks. Repair & retest until satisfactory. Check existing refrigerant suitable for returning to system; if so recharge system and top up as necessary.

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Evaporator Coil Fins
  • Check for damage and/or dust accumulation clean with antibacterial coil cleaner.
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Pipe Thermal Insulation
  • Check condition where possible and visible.
  • EXTRA - Repair and reseal as necessary, this will be charged as an extra.
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Electrical Connections
  • Check for damage to wires and connections.
  • Tighten all terminal connections on unit and local isolator

OUTSIDE UNIT

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Compressor
  • Check for undue noise or vibration and high or low cylinder head discharge pressure.
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Fans and Motors
  • Check bearings and lubricate as necessary.
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General Cleanliness
  • Clean surfaces of compressor and components of condensing unit. Wipe clean unit casings
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System Operation
  • Confirm that it is in accordance with design parameters.
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Controls
  • Clean and check operation of all unit controls, sensors and any safety devices.
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Condenser Coil Fins
  • Check for damage and/or dust accumulation. Clean as necessary. Comb find if necessary.
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Refrigerant Pipework
  • Check for damages.
  • Check condition where possible and visible
  • EXTRA - Repair and reseal as necessary, this will be charged as an extra
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Electrical Connections
  • Check integrity of electrical insulation for damage to wires and connections Isolate and inspect for signs of overheating.

F Gas Legislation

Since July 2007, the new F-gas legislation rules that many installations must be regularly checked for leaks and adequately maintained by a qualified supplier – our maintenance contracts will cover all regulatory obligations.

Click here to view the F Gas Legislation