P8: Typhoon protection
CH malfunction: Protection when temperature difference between inlet & outlet water in heating
mode is too large for 5/7kW
CL malfunction: Protection when temperature difference between inlet & outlet water in cooling
mode is too large for 5/7kW.
CP malfunction: Anti-freeze protection of plate heat exchanger for 5/7kW.
PH malfunction: Protection when water temperature in heating mode is too high for 5/7kW.
CH malfunction: Protection when water temperature in heating mode is too high for 10-16kW.
PH malfunction: Protection when temperature difference between inlet water & outlet water is too
large for 10-16kW.
LED displays P8
Typhoon protection
YES
Stop the unit to prevent strong wind
to blow the outdoor fan.
Check if strong wind blows outdoor unit or two
outdoor units blows each other.
NO
Check whether the fan motor is damaged.
YES
Replace outdoor fan motor.
NO
Replace the outdoor main PCB
LED displays CH/CL/CP/PH
①
Protection when temperature difference between inlet & outlet water in heating/cooling mode is too large
;
②
Anti-freeze protection of plate heat exchanger
③
Protection when water temperature in heating mode is too high
Whether actual measured temperature difference between outdoor outlet water
temperature minus inlet water temperature is higher than 14°C
NO
Check inlet water sensor and outlet water sensor is
fall off or damaged.
YES
Replace main PCB.
Place temperature sensor to the related position or replace it.
Check whether the volume of water flow is
enough or not.
Whether water system is stuck.
YES
YES
YES
Replace water system component.
NO
Whether gear of water pump
is chosen right.
NO
Adjust to high
level
YES
Water flow pump head of external water pump choices
Select the proper water pump again.
83
Содержание SCV-100EA
Страница 1: ...SCV xxEA SERVICE MANUAL AIR COOLED MINI CHILLER UNIT AIR CONDITIONING...
Страница 16: ...7 Wiring Diagram SCV 50EA SCV 70EA 14...
Страница 17: ...SCV 100EA 15...
Страница 18: ...SCV 120EA SCV 140EA SCV 160EA 16...
Страница 28: ...11 Water Pressure Drop SCV 50EA SCV 70EA SCV 100EA Heat exchanger pressure drop water side 26...
Страница 29: ...SCV 120EA SCV 140EA 27...
Страница 30: ...SCV 160EA 28...
Страница 46: ...t e s 1 2 3 3 To access the control panel open the door remove the screw 1 and screw 2 lift the door 3 44...
Страница 88: ...18 Optional Accessories No Name Specification Remark 1 Wired controller KJR 120F Customized 86...
Страница 91: ...Exploded view of unit SCV 50EA 22 7 22 6 22 5 22 4 22 2 22 1 22 3 89...
Страница 94: ...Exploded view of unit SCV 70EA 22 7 22 6 22 5 22 4 22 2 22 1 22 3 92...
Страница 97: ...Exploded view of unit SCV 100EA 25 1 25 2 25 3 25 6 25 7 25 4 25 5 25 9 25 8 95...
Страница 100: ...Exploded view of unit SCV 120EA 25 1 25 2 25 3 25 4 25 5 25 6 25 7 25 9 25 8 25 10 25 11 98...
Страница 103: ...Exploded view of unit SCV 140EA 25 1 25 2 25 3 25 4 25 5 25 6 25 7 25 9 25 8 25 10 25 11 101...
Страница 106: ...Exploded view of unit SCV 160EA 25 1 25 2 25 3 25 4 25 5 25 6 25 7 25 9 25 8 25 10 25 11 104...