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Quantum Energy Technologies
Owners Manual
Figure 11: Sight Glass Moisture Indicator
SIGHT GLASS ("green" colour in centre indicating dry refrigerant)
6d: Evaporator Fan
No routine lubrication is required of the fan motor. The fan motor bearings are of the permanently
lubricated type and require no lubrication. But attention needs to be paid to any abnormal fan noise.
6e: Electrical Terminals
WARNING
Electric shock hazard. Disconnect & tag out all sources of Power to the unit before
continuing with following service or severe personal injury or death can result.
Normal heating and cooling of the wires will cause terminals to loosen. Retighten all electrical
power terminals every six months.
6f: Evaporator Coils
No maintenance is normally required except the occasional removal of dirt and debris from the
outside surface of the fins. Clean as often as necessary to keep the coil free from foreign matter.
For cleaning use locally purchased foaming evaporator coil cleaners. Evaporator cleaners may
contain harmful chemicals, be careful when using such cleaners. Care should be taken not to
damage the fins during cleaning. All chemical cleaners should be thoroughly rinsed from the coils.
6g: Operating Parameters
Regular inspections of the system should be performed to ensure that the operating current,
temperatures and pressures are within specifications, and that the operating controls are set to the
correct settings. Refer to the Operation chapter of this manual.
NOTE
In case of repeated activation of one or more safety devices or alarms it is necessary
to analyze the problem in depth, find the cause and eliminate it.
Page 26 of 33
Document Number : QDC0049PD-5
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