AEC Econo-Cool Chillers - Manual (Page 41)

Page 40 AEC Water Temperature Control Units
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CAUTION
1) Your system operates with hot water under pressure. To reduce the risk of
scalding:
• Always wear work gloves and safety glasses when operating the unit.
• Never operate the unit with panels or shields removed.
• Pipe the relief valve to an open drain.
• Never install a fitting or hose that is rated less than 150 psig and 250°F
(1,034.25 kPa/10.34 bars and 121ºC).
2) To reduce the risk of electrical shock:
• All electrical installation and repairs should be done by a qualified
electrician.
• Ground the unit in accordance with electrical codes.
• Never attempt any repairs without first opening and locking out the main
disconnect.
• Never deactivate or neutralize any safety device.
5-4 Operating the Unit with the Controller
To change the process temperature set point:
• Press the
Down Arrow key to lower the set point to the
temperature you want.
• Press the
Up Arrow key to raise the set point to the temperature
you want.