S&A CW-5000 Series Скачать руководство пользователя страница 2

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Catalog

一、

Chiller Alarm (red light flash)

—

with water circulation………………P1-P4

二、

Chiller Alarm (red light flash)

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without water circulation…………..P5

三、

CW-5000 Series Temperature Controller T-503 alarm………………..P6-P10

3.1Alarm code E1: ultrahigh room temperature

3.2Alarm code E2: ultrahigh water temperature

3.3Alarm code E3: ultralow room temperature

3.4 Alarm code E4: room temperature sensor failure

3.5 Alarm code E5: Water temperature sensor failure

四、

The machine does not work when power is on………………………….P11

Содержание CW-5000 Series

Страница 1: ...CW 5000 5200 Series Industrial Chiller Malfunction Testing and Repair Handbook...

Страница 2: ...00 Series Temperature Controller T 503 alarm P6 P10 3 1Alarm code E1 ultrahigh room temperature 3 2Alarm code E2 ultrahigh water temperature 3 3Alarm code E3 ultralow room temperature 3 4 Alarm code E...

Страница 3: ...lockage or bending etc Solution Clean the pipes to remove blockage or replace the bending or damage pipes The Status II Water circle running normal the alarm continuing red light flash Reason 1 Flow s...

Страница 4: ...lash it can be judged as the flow switch failure Solution Replace the Hall flow switch 3 2 If the alarm continues please reconnect these four wires back to the flow switch to conduct next testing 4 To...

Страница 5: ...voltage of switching mode power supplies with testing tools Standard working voltage of switching mode power supplies is DC24V for CW 5000 series machine 2 1 If output voltage of switching mode power...

Страница 6: ...4 Solution Take away the shell of DC pump and check if there is choking or wore in rotor If the alarm continues it will need to replace DC pump...

Страница 7: ...mode power supplies is DC24V for CW 5000 series machine 2 1 If output voltage of switching mode power supplies lower than DC18V the life and flow of pump will affect due to low voltage it can be judg...

Страница 8: ...50 cm away 2 The dust gauze is extremely dirty Solution Clear the dust gauze regularly 3 Dust accumulation heavily on the aluminum fin of condenser inside the chiller Solution Clear dust on condenser...

Страница 9: ...valve at the back of thermostat with testing tools If there is voltage output it can be judged as thermostat failure if no voltage output then continue next testing 3 Under refrigeration status the co...

Страница 10: ...e the condenser or evaporator internal pipe line leakage refrigerant Solution Have some air conditioning maintenance people to locate the leakage parts refill the holes of leakage and then fill the re...

Страница 11: ...first use when the ambient temperature is low such as winter and autumn season just add certain warm water the temperature will restore to working temperature Alarm code E4 room temperature sensor fa...

Страница 12: ...re Testing method 1 Look for the terminals of room temperature sensor and water temperature sensor as picture swap and connect the room temperature sensor and water temperature sensor to the temperatu...

Страница 13: ...ck if the fuse is fused as picture If fused replace the standby insurance tube 2 Check AC220V voltage depend upon the mode of machine of two groups of wire on the Switching Mode Power Supplies with Un...