Owner`s manual

Owners Manual Quantum Energy Technologies
3c.5: Up Button
a) This key is used to raise a setting after selecting the required programming mode as in
section 3c.4.
b) When the display is in normal mode, press 3 times to display Axx (the compressor
temperature). Push again to display bxx (evaporator temperature) or again for Cxx
(ambient temperature).
c) During the time delay start period (display in normal mode), press & hold for 3 seconds
to force a compressor start. When the compressor is running, press & hold for 3 seconds
to force a compressor shutdown.
3c.6: Down Button
a) This key is used to lower a setting after selecting the required programming mode as in
section 3c.4.
b) When display is in normal mode, press & hold for 3 seconds to simultaneously open
the de-ice valve and liquid injection valve; the valves will close 10 seconds later.
c) When compressor is running (display in normal mode), press 3 times to display the
Amperage being drawn Cxx.
3c.7: Restore Factory Programming
To restore the digital controller’s factory settings, turn off the power to the system. Press the
SET button and hold while turning the power back on.
To exit any level press the SET button to cycle through all menu items until the controller
returns to the water temperature display once again.
3c.8: Error Codes
E01 Water temperature sensor open or short circuit. Auto reset.
E02 Compressor temperature sensor open or short circuit. Auto reset.
E03 Evaporator temperature sensor open or short circuit. Auto reset.
E04 Compressor overload protection. Auto reset the first time, manual reset the second time.
E05 Compressor overheat protection (exceeding H105 setting). Auto reset.
E06 Compressor overheat protection (exceeding 105°C). Manual reset.
E07 High / Low pressure protection. Auto reset.
E08 Ambient temperature sensor open or short circuit (Optional). Auto-reset.
E09 Water pressure / flow protection. Auto reset.
Document Number : QDC0046PD-6 Page 8 of 20