0850/0850-T1 User Manual
Matrix Machine Tool (Coventry) Limited 198 / 231
Temperature Setting Button:
Set temperature by using the arrow keys on the display panel. You must hold the key down for at
least 0.5 seconds to change the values.
Liquid/Basic Temperature Display Switch:
The value of PV °C display changes to ambient or machine body temperature when the Liquid/Basic
button is pressed; while the BASIC lamp is on. When released, the LIQUID lamp comes on and PV °C
displays the temperature of the oil.
Note: This function is disabled for the fixed temperature control models.
Alarm Message Indicator:
Should any error occur during operation; the cooler unit will stop and display error messages.
Ensure you follow the steps below if repairs or maintenance are required:
1. Turn OFF the power supply to the cooling unit before attempting any repairs or
maintenance.
2. Remove the cooler from the oil tank and remove all traces of oils and liquids before
attempting any flame welding.
3. Only release refrigerant in a well ventilated area.
4. Locate the cooler in a well ventilated, obstruction free environment.
5. Cleaning
Switch OFF the mains power before proceeding with any maintenance or cleaning (even air filters).
Removing any components during operation may cause serious injury or damage to the unit.
List of components that require cleaning regularly:
Cooler body
Condenser
Air filter
Cooling coil
Oil tank
Oil filter. (optional component installed by user).
Cleaning Procedure
1. Clean the surface of the cooling unit with neutral detergent or qualified soap. Do NOT use
hot water, steel brush, polishing powder or any acidic solvents.
2. Clean internal cooler body avoiding any water splashes on the electrical components.
3. Use dry materials to clean electrical components.
4. Check the condenser is not clogged with any contaminants.
5. Use a long brush or compressed air to remove dust from condenser.
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