Troubleshooting flowchart, Heat pump running... but is it heating, Start – Aquacal Heat Pump User Manual
Page 28: Problem solved. problem solved
28
TROUBLESHOOTING FLOWCHART
START
Is the air being discharged
out of the top of the heater 9-12
degrees cooler than the
outside air?
START
Is the air being discharged
out of the top of the heater 9-12
degrees cooler than the
outside air?
Is the pool pump timer
set to allow extended
operation of the heater?
Is the pool pump timer
set to allow extended
operation of the heater?
Yes
Extend the pool pump's
hours of operation to
accommodate
additional heater run
time required in cooler
conditions.
Extend the pool pump's
hours of operation to
accommodate
additional heater run
time required in cooler
conditions.
Is the heater
perf orming
adequately ?
Is the heater
perf orming
adequately ?
Problem
Solved.
Problem
Solved.
No
Yes
Does the display read : "FS" ?
Does the display read : "FS" ?
No
Yes
HEAT ONLY MODELS: "FS"
display ed indicates air
temperature may be too low to
support the heater's
operation. Heater will remain in
def rost until air temperature
rises.
HEAT-COOL MODELS:"FS"
indicates heater is def rosting.
HEAT ONLY MODELS: "FS"
display ed indicates air
temperature may be too low to
support the heater's
operation. Heater will remain in
def rost until air temperature
rises.
HEAT-COOL MODELS:"FS"
indicates heater is def rosting.
Call AquaCal
for Assistance:
800-786-7751.
Call AquaCal
for Assistance:
800-786-7751.
No
Yes
No
Yes
No
Problem
Solved.
Problem
Solved.
HEAT ONLY MODELS: Ambient
conditions too cold to operate
heater.
HEAT-COOL MODELS: "FS"
display ed f or 5-minutes or less
indicates normal def rost
operation.
HEAT ONLY MODELS: Ambient
conditions too cold to operate
heater.
HEAT-COOL MODELS: "FS"
display ed f or 5-minutes or less
indicates normal def rost
operation.
HEAT ONLY MODELS: Has the air
temperature remained abov e
38ºF f or sev eral hours and "FS"
has been display ed throughout
the period?
HEAT-COOL MODELS: Has "FS"
remained display ed longer than
5-minutes (If y es, shut heater
of f .)?
HEAT ONLY MODELS: Has the air
temperature remained abov e
38ºF f or sev eral hours and "FS"
has been display ed throughout
the period?
HEAT-COOL MODELS: Has "FS"
remained display ed longer than
5-minutes (If y es, shut heater
of f .)?
Heat Pump Running... but is it Heating?
(Assumes Heating Indicator Light is Illuminated)