QBD COOLING SYSTEMS INC.
QBD.COM
17
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Always use QBD supplied OEM parts only. Use of non-OEM
parts will not only void the warranty but may also lead to a fire,
explosion, serious injury or death.
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Only trained and certified technician, for Hydrocarbon
systems, should service these coolers.
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Use extreme caution and follow all local/regional codes for
transportation or relocation of Hydrocarbon coolers.
Motor(s) will be running. There is an
automatic defrost cycle of 20 minutes every
6 hours.
This is the indication that the cold control is
"OFF" and power to the Compressor and
condenser fan motor has been disabled.
Power to Evaporator Motor(s) is still live. To
manually turn the controller "OFF", push
and hold the "COLDER" (upper) key for 3
seconds. To turn back "ON", push and hold
the "COLDER" (upper) button for 3 seconds
This is the indication that an ERROR has
occurred with the probe. Either the probe is
faulty or it has been disconnected from the
controller.
CHANGE THE TEMPERATURE SETTING
Check
controller
temperature
setting.
Proper setting should be #5 on CAREL
Controllers. Push the "WRENCH" button for
3 seconds to get to the settings mode. Use
the "COLDER" or "WARMER" buttons to
adjust to the desired setting. To save the
new setting, you MUST push and hold the
"WRENCH" button for 3 seconds or until the
controller returns to "USE".
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QBD
doesn't
recommend
any
temperature setting change without prior
authorization.
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Cold control is set at #5 for beverage
storage. Cooler maintains average
product temperature of 3.3°C (38°F).
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Cold control follows an automatic
defrost cycle every six hours for 20 min.
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Evaporator fan follows a defined logic (4
minutes ON and 1 minute OFF) during
compressor OFF cycle and defrost cycle
for optimum energy conservation.
Other HC coolers have mechanical (QBD
Part # 47-0430-257, 47-0430-258) or
electronic Danfoss cold control (QBD
Part # 47-0430-206).
Please contact QBD technical support
(phone number 905-459-0709) to confirm
the right controller for your cooler.
The temperature control dial has settings
from 1 to 9 plus “OFF” or “O”.
1 is the warmest setting.
9 is the coldest setting.
Initially
set
the
temperature
to
the
recommended setting shown on the cabinet
serial-name plate, this setting is for ambient
condition of 75º F (±2°F). For every 5
degree rises in ambient temperature the