Econo CWM Series Manual Download Page 34

Page: 34 / 37

- 34 -

6. Malfunction protection and code

The controller judges various types of malfunction in running automatically, and the basis

of these types of malfunction , protection accordingly, and display correspond to malfunction code,

malfunction code display in clock.

E 1 : XX

Malfunction malfunction code

malfunction

Ma Function cause

Malfunction

code

Enter condition

Safeguard

Resume

condition

A/C outlet water

sensor is

damaged

：

Sensor short circuit

or open circuit

System

Shutdown

Maintenance

and replacement

sensors

A/C inlet water

sensor is

damaged

：

Sensor short circuit

or open circuit

System

Shutdown

Maintenance

and replacement

sensors

The air

temperature

sensor is

damaged

：

Sensor short circuit

or open circuit

System

Shutdown

Maintenance

and replacement

sensors

Water tank

temperature

sensor is

damaged

：

Sensor short circuit

or open circuit

Hot water

system

shutdown

Maintenance

and replacement

sensors

Phase Protection

：

〖

〗

to "1", lack of

reverse-phase

System

Shutdown

Maintenance

Switch off

air-conditioning

flow

：

Main module water flow

switches off

〖

〗

seconds

System

Shutdown

Maintenance

Refrigeration ,Air

Conditioning

antifreeze switch

off

：

Refrigeration

System

Shutdown

Maintenance

Ground-source

water switch off

：

Main module water flow

switches off

〖

〗

seconds

System

Shutdown

Maintenance

Summary of Contents for CWM Series

Page 1: ...www econo nl Manual heatpump model Econo CWM...

Page 2: ...2 1 Specification parameter 4 2 2 The figure of working principle 6 2 3 Figure dimension 7 3 Installation Instruction 6 3 1 Installation 6 3 2 Water system installation chart 11 3 3 Electrical diagra...

Page 3: ...full consideration of insuring installation as easy as possible Refrigerant circle is a sealed complete system finished by manufacturer No needs for users to connect copper pipes or refrigerant charg...

Page 4: ...C om pany code D esi gn code P roduct type P roduct desi gn code Picture 1 2 Technical data 2 1 Specification parameter Table 1 Heat pump model CWM 15XB kW 15 0 Rated heating capacity kcal h 12897 Hea...

Page 5: ...380 3N 50Hz Compressor type Scroll Charged refrigerant R417A 3 Connection pipe RC 32 Noise level dB A 60 W mm 680 D mm 1020 Dimension H mm 770 Net weight kg 180 Enclosure Class IPX4 Date S N See circu...

Page 6: ...he figure of working principle G r ound souce w at er out l et G r ound sour ce w at er i nl et A C w at er i nl et A C w at er out l et H eat i ng w at er out l et H eat i ng w at er i nl et Picture...

Page 7: ...ollowing conditions the following conditions the following conditions The selection of installation location The installation location must match the following conditions Make sure the installation en...

Page 8: ...inage system Picture 4 Attention of moving machine Fork lift stacker or crane is suggested to move the machine The surrounding ambient temperature of unit during transportation must be among 25 to 55...

Page 9: ...ed at the highest point of hydraulic circle After the hydraulic circle is connected completely exhaust air inside hydraulic circle Drain valve should be installed at the lowest point of water pipe Ple...

Page 10: ...es are disposed of in landfills or dumps hazardous substances can leak into the groundwater and get into the food chain damaging your health and well being When replacing old appliances with new ones...

Page 11: ...valve 8 Water valve 9 Back valve 10 Y type filter 11 Water tanks 12 Thermometer 13 Flow Control Valve 14Safety valve 15 Pressure switch Hydraulic circle is recommended while installing Water Source H...

Page 12: ...switch must be installed at the straight pipeline section of the same level from the elbow valves and other pieces of partial resistance to more than 5 times the diameter C The pipe must be insulated...

Page 13: ...A i r sw i t ch C O M P R S T N N W 1 C C H 1 11 V 1 U 1 K M 1 K M 3 A C w at er pum p K M 4 R L 10 unit wiring Model Power Voltage V Power wire mm2 Allowed max current A Allowed leakage current CWM...

Page 14: ...1 Seal test to make sure system is well sealed 2 Power source checking to make sure required voltage and current are available 3 Pressure inside hydraulic circle reaches to operating pressure 1 3 kgf...

Page 15: ...nit Normally the temperature difference should be less than 6 If the temperature difference is over 6 check if water flow match designed standard 7 All hydraulic circle filters must be cleaned after f...

Page 16: ...en the tank would not compensate water If the tank water temperature is higher than setting value then it would compensate water and the high water level would last pull in water 2 minutes before shut...

Page 17: ...17 4 Panel operation Settime Time Chec Model Temp Set...

Page 18: ...geration and heat water Heating and heat water heat water model Refrigeration displays snowflake symbol Heating displays sun symbol When the unit is off the Refrigeration and Heating mode display the...

Page 19: ...tank when water temperature symbols air conditioning temperature no water symbol There is water symbols display the temperature of water tank but display A C water temperature there is not Refrigerati...

Page 20: ...hing begin set Parameter Name Unit No Default setting MAX MIN Refrigerating P1 12 30 b6 A C Heat water set temperature P2 40 b7 25 Setting temperature heat water recovery P3 55 b8 10 Combine timing Cy...

Page 21: ...me button adjust hour clock Then press Set time button minute time flashing Press Time button adjust minute clock Then press Set time button clock sets finished 4 Check Circulation timing Set b7 is fo...

Page 22: ...password to confirm the last two S3 xx Press Search button if the password conform to maintenance s password and you can enter table 3 to change maintenance s password If the password conforms to the...

Page 23: ...A7 Xx Factory password changes the middle two A8 Xx Factory password changes the last two A9 Xx Re confirm the password the first two AA Xx Re confirm the password the middle two Ab Xx Re confirm the...

Page 24: ...e protection selection b9 1 0 1 Yes no Compressor quantity bA 2 1 2 Module number bb 5 1 8 Module upload interval bC 1 1 8 minute Water temperature compensation bd 0 10 10 Antifreeze without Compensat...

Page 25: ...n the ground source pump ahead of the compressor time C7 60 99 10 Refrigeration heat pump and ground source pump in parallel time C8 60second 99 second 5 second Compressor start protection C9 3minute...

Page 26: ...0 bC 25 2 Management level parameter set Press Set button long by 10 seconds enter management level parameter set menu the password to enter Press Check button it may choice System function setting me...

Page 27: ...perature of air condition reach to setting time the unit will stop The inlet water pump is normally open Heating and heat water mode the heat pump and the inlet water pump can run at the same time Whe...

Page 28: ...function b6 0 When it has Electric then the controller to maintain the original state of startup or shutdown choose compares timing or circulation timing b7 0 0 1 circulation timing circulation runnin...

Page 29: ...2 Outlet water temperature is too high to protect in heating C3 58 90 40 Air conditioning water temp difference too high protection C4 10 15 2 Heating water temp difference too high protection C5 10...

Page 30: ...s 12 hours 1 hour Compressor enter the defrost of the cumulative time firstly d2 40minutes 99 minutes 20 minutes defrost of the longest time d3 8 minutes 15 minutes 2 minutes Enter the condition of th...

Page 31: ...ning pumps to run Four way valve to run section of flow switch electric heating run Ground source pump to run start compressor 2 4 Air conditioning electric heating run When the 5 P2 TI Air conditioni...

Page 32: ...t operation mode When TS P3 Run air conditioning system hot model Ibid compressor 2 air heating operation 4 2 Run hot water mode hot water pumps open within 1 minute after the air conditioning pump of...

Page 33: ...ter pipes in winter standby pump Frost Crack the Units to meet the following conditions are automatically entered antifreeze work When the ambient temperature is higher than 10 antifreeze does not sta...

Page 34: ...t circuit or open circuit System Shutdown Maintenance and replacement sensors The air temperature sensor is damaged E1 13 Sensor short circuit or open circuit System Shutdown Maintenance and replaceme...

Page 35: ...it or open circuit Stop X Units Maintenance and replacement sensors Air conditioning inlet water sensor is damaged EX 12 Sensor short circuit or open circuit Stop X Units Maintenance and replacement s...

Page 36: ...Y COMP Maintenance Y High Voltage Fault EX 3Y High Pressure Switch off Stop X Units Y COMP 3 times hour after repair Y low Voltage Fault EX 4Y Low Pressure Switch off Stop X Units Y COMP 3 times hour...

Page 37: ...let water EX 56 ground source the temperature difference outlet water temperature and the let out water is higher than C5 Stop Units Maintenance Heat outlet water is too high to protect EX 57 When the...

Search results

Summary of Contents for CWM Series

Reviews:

Related manuals for CWM Series

Brands by name

Popular brands

Econo CWM Series, Manual

Search results

Summary of Contents for CWM Series

Reviews:

Related manuals for CWM Series

Brands by name

Popular brands