Sequence Of Operation - Aquacal Aerotemp AT100 Owner's Manual

Sequence of Operation

HP-7 (6200P) Sequence of Operation
LINK to Codes
OPERATIONAL CODES
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"FS"...Defrost Mode
Normal Operation in Colder
Weather
FAILURE CODES
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CSE- Control System Error
dPC-Defrost Sensor Shorted
dPO- Defrost Sensor Open
PC- Water Sensor Shorted
PO- Water Sensor Open
LP- Refrigerant Low Pressure
HP5- 5 High Press. Trips < 1Hr
HEATER OFF on CODE
(SEE ABOVE)
Heater will Remain Idle Until
Defrost is Satisfied, or Until
Faults are Cleared
5-HPs in 1-Hour
VERSION .07 & UP
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Controller will Lock Out
Heater if more than 5 HP
Signals are Received in
any 1-Hour period
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Other Possible Displays
Other Possible Displays ______________________
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20-Second HP Delay
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VERSION .07 & UP
Compressor & Fan Operate
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Until Water Temp. Reaches
High Pressure Signals will
be Ignored for 20-Seconds
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10
START
PUMP OFF
POWER ON
"FLO" Displayed
SET POINT BELOW 60ºF
PUMP ON
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POWER ON
Water Temp. Displayed
CALL for HEAT
SET POINT ABOVE 60ºF
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Occurs at Set point + Dead
Heater in Standby, Waiting
Band Setting...
Fan Starts
4-MINUTE TIME DELAY VERSION .04 & BELOW
Compressor Remains Idle, Fan will continue to operate
while Fan Continues to
Operate raises into dead band before
COMPRESSOR STARTS
Set Point...HEAT LED Lit
(OR UNTIL FAULT OR DEFROST)
HEATING SATISFIED
Heater Shuts Off when
Water Set Point Reached
RETURN to TOP of
PAGE
Heater is "OFF"
Pressing Up-Down
Keys Will Display "OFF",
Water Temp. Displayed
Call for heat
Water Temp. Displayed
NOTE
indefinitely if water temp.
compressor starts.
LINK to Codes
M. Mauro, 10/14/03
M. Mauro, 10/14/03