16
P03
Low
pressure
protection
1.Lack of gas;
2.Refrigerant system block
;
3.Exceed
heat
pump
operation range.
1.Check if gas system is leaking;
2.Check if filter is blocked;
3.Check ambient Temp. and water temp.
is over limitation.
1.Amend the leakage
and
reinject the gas;
2.change a new filter.
P04
T3 Coil over heat
protection
1.Heat Pump fan blowing
area is blocked;
2.Evaporator is blocked;
3.T3 coil sensor position
was changed.
1.Check if the blowing area is open;
2.Check if the evaporator is blocked;
3.Check if the coil snesor resistance value
is correct.
1.Put away the blow area;
2.Clean the evaporator;
3.Change a new sensor.
P05
Exhausting
gas
temperature
protection
1Lack of gas;
2.sensor
position
was
changed.
1.
Ceheck if refrigerant system is leaking;
2.
Check if the snesor resistance value is
correct.
1.Amend the leakage and reinject the
gas;
2.Change a new sensor.
P06
Outlet
water
temperature
anti-freezing
protection
1.
lower water flow;
2.
heat
exchanger
blocked;
3.
Y-shaped filter blocked
;
4.
Overlow load.
1.
check if air exists in water system;
2.
Plate heat exchanger if blocked;
3.
check if Y-shaped filter has block;
4.
check design of indoor water system if
reasonable,if have water bypass.
1.If drain valve has problem,change
a new one;
2.Blow plate heat exchanger with
water or high-pressure gas through
reverse direction;
3.Clean Y-shaped filter;
4.Water system must have bypass.
P07
Pipe
temperature
anti-freezing
protection
1.
sytem lack of gas;
2.
water
sytem
has block;
3.
cooling system has
block.
1.
Check system if any leakage;
2.
Check Y-shaped filter has block;
3.
Check if cooling system filter has block.
1.Fix leakage and re-charge gas
;
2.Clean Y-shaped filter
;
2.Change filter.
P08
High-pressue
2
protection
High pressure switch 2
cuts
Check if high pressure switch 2 cuts
under unit OFF condition
Change high pressure switch 2
E01
Controller
communication
failure
Communication
cable cuts
Check communication cable if cut
Change connection cable or
re-connect
E02
TP1 exhaust gas
temperature
sensor failure
sensor temperature
deviation or
cuts
Check sensor resistance value or if
sensor cuts
Change sensor or re-connect
cable
E03
T3
coil
temperature
sensor failure
sensor temperature
deviation or cuts
Check sensor resistance value or if
sensor cuts
Change sensor or re-connect
cable
E04
T4
ambient
temperature
sensor failure
Ensor temperature
deviation or cuts
Check sensor resistance value or if
sensor cuts
Change sensor or re-connect
cable
E05
T5 liquid gas
temperature
sensor
sensor temperature
deviation or cuts
Check sensor resistance value or if
sensor cuts
Change sensor or re-connect
cable
E06
TH return gas
temperature
sensor failure
sensor temperature
deviation or cuts
Check sensor resistance value or if
sensor cuts
Change sensor or re-connect
cable
E07
TW water tank
temperature
sensor failure
sensor temperature
deviation or cuts
Check sensor resistance value or if
sensor cuts
Change sensor or re-connect
cable
E08
T6 inlet water
temperature
sensor failure
sensor temperature
deviation or cuts
Check sensor resistance value or if
sensor cuts
Change sensor or re-connect
cable
E09
T7 outlet water
temperature
sensor failure
sensor temperature
deviation or cuts
Check sensor resistance value or if
sensor cuts
Change sensor or re-connect
cable
E10
Controller
and
Drive
PCB
Communicate
failure
Communication
cable cuts
Check communication cable if cut
Change connection cable or
re-connect
Содержание Eco Full Inverter EFI 14
Страница 1: ...0 EFI Series Heat Pumps Installation and Operation Manual Eco Full Inverter Swimming Pool Heat Pump ...
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Страница 25: ...21 WIRING DIAGRAM Please refer to the wiring diagram on the electricbox Model EFI14 17 23 ...
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Страница 29: ...25 User Manual for APP Application EFI Full Inverter Series ...