Sequence Of Operation - Aquacal HP7 Operating/Service Instructions Manual

SEQUENCE of OPERATION

HP-7 (6200P) Sequence of Operation
LINK to Codes
OPERATIONAL CODES
______________________
"FS"...Defrost Mode
Normal Operation in Colder
Weather
FAILURE CODES
______________________
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
_____________________
Controller will Lock Out
Heater if more than 5 HP
Signals are Received in
any 1-Hour period
Other Possible Displays
Other Possible Displays
20-Second HP Delay
VERSION .07 & UP
_____________________
High Pressure Signals will
be Ignored for 20-Seconds
START
PUMP OFF
POWER ON
______________________
"FLO" Displayed
PUMP ON
POWER ON
______________________
Water Temp. Displayed
CALL for HEAT
______________________
Occurs at Set point + Dead
Band Setting...
Fan Starts
4-MINUTE TIME DELAY
______________________
Compressor Remains Idle,
while Fan Continues to
Operate raises into dead band before
COMPRESSOR STARTS
______________________
Compressor & Fan Operate
Until Water Temp. Reaches
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
SET POINT BELOW 60ºF
______________________
Heater is "OFF"
Pressing Up-Down
Keys Will Display "OFF",
Water Temp. Displayed
SET POINT ABOVE 60ºF
______________________
Heater in Standby, Waiting
Call for heat
Water Temp. Displayed
NOTE
VERSION .04 & BELOW
Fan will continue to operate
indefinitely if water temp.
compressor starts.
LINK to Codes
M. Mauro, 10/14/03
M. Mauro, 10/14/03
7