https://www.navieninc.com/downloads User’s Information Manual WEC600/400 Series Water Treatment Getting Service If your water treatment requires service, you have several options for getting service: Contact the technician or professional who installed your water treatment. ● Contact Technical Support at 1-800-519-8794 or on the website:www.navieninc.com. ● For warranty service, always contact Technical Support first.
User’s Information Manual WEC600/400 Series Water Treatment Model WEC40002AE WEC42002AE WEC60002AE WEC62002AE WARNING If the information in these instructions is not followed the result may be property damage, personal injury, or death may occur. Installation and service must be performed by a qualified installer or service agency.
Contents Important Safety Information 3 1. About the Water Treatment 6 1.1 Description of the Water Treatment 6 1.2 Specifications 7 1.3 Components 9 1.4 Dimensions 12 1.5 Certification 12 1.6 Using the Front Panel 13 2. Operating the Water Treatment 15 2.1 Using Install Test Mode 15 2.2 Using Installer Setting Mode 16 2.3 Viewing the User Information 17 2.4 Setting the Time 17 2.5 Initializing the Error History Lists 18 2.6 Using Reset Mode 18 2.7 Stand-by Display 19 2.
Important Safety Information The following Safety Alert Symbols are used in this manual. They are used to alert you to potential personal injury hazards. Obey all safety messages that follow this symbol to avoid possible serious injury or death. This Safety Alert Symbol precedes any safety message about risk of personal injury. It may also be accompanied by one of the following signal words.
WARNING Installation related warnings 4 ● Do not install the product in a place where it can get wet or exposed to the elements. ● ONLY a qualified professional should install the product. ● Read the this manual carefully and only use the product after having a professional installer explain the product’s operation. ● Do not install the product outdoors. ● Do not install the product on a slope. ● Do not install the product near an electric heater.
WARNING This product can expose you to chemicals including lead, lead compounds, and carbon bisulfide which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov SAVE THESE INSTRUCTIONS DANGER Indicates a hazardous situation that if not avoided will result in severe injury or death. WARNING Indicates a hazardous situation that if not avoided could result in death or serious injury.
1. About the Water Treatment 1.1 Description of the Water Treatment The Navien water treatment is available in 4 models: WEC40002AE, WEC42002AE, WEC60002AE, and WEC62002AE. The characteristics are as follows: ● ● ● ● Continuous operation method (Tankless) Water treatment process: Water treatment process refers to the process in which water (direct water) supplied to the product becomes soft water.
1.2 Specifications WARNING ● ● ● ● Do not attempt to use this product to make safe drinking water from non-potable water sources. Do not use the system on microbiologically unsafe water, or water of unknown quality. This system is intended for removal of hardness and TDS from potable water supplies. Certainly install a pressure regulator in areas where the water pressure exceeds 60.9 psi. The following tables list the specifications for the water treatment.
Technical Specification Item Power consumption Details of specifications Dimensions/ Weight Power spec. WEC60002AE/WEC62002AE WEC40002AE/WEC42002AE 0.55 kW 0.22 kW DC 300 V DC 200 V 4.5 A 2A Power supply AC 120V / 60Hz SIZE (W×D×H) 22.4 x 16.9 x 31.4 inch Weight TDS removal efficiency 132 lb (60 kg) 120 lb (54.7 kg) ≥ 75%* ≥ 60%** Recovery rate Performance ≥ 85% Installation pressure ≤ 60.9 psi Water temperature 40 - 100.4℉ (4.4 - 38℃) Rated Service Flow 5.
1.3 Components The following diagrams show the key components of the water treatment. Refer to “Appendixes” in the Installation & Operation Manual for component assembly diagrams and particular parts lists. 1.3.
1.3.
Back Soft water solenoid valve (2 ea) CIP circulation solenoid valve (2 ea) Regeneration valve (2 ea) Check valve Switch (2 ea) Bypass valve Anti-freezing system Main solenoid valve Flow sensor (2 ea) Water outlet Water inlet About the Water Treatment 11
1.4 Dimensions The following diagram shows the dimensions of the water treatment. 31.4 inch 22.4 inch 16.9 inch 1.5 Certification Certification marks must be attached to the water treatment as shown below.
1.6 Using the Front Panel The front panel allows you to view operation status and perform Install test mode. Remove the protective film from the front panel before using it. 1.6.1 About the Front Panel The icons and digital display on the front panel provide important information required for the water treatment’s operation. Using the buttons on the front panel, you can turn the water treatment on or off, and set the values required for the water treatment’s operation, such as the time setting.
1.6.2 Button Functions Depending on how to press the button, you can perform several functions. Refer to the following table for detailed information. No 14 Item Description Turns off the softener. Press and hold the button for more than 3 seconds to start operation. 1 [Power] Long press 2 [Back] Long press Initializes the list in error history mode. Begins operation the button is pressed and held for about 3 seconds. 3 [Back]+[Next] Long press Enters Installer setting mode.
2. Operating the Water Treatment 2.1 Using Install Test Mode In Install test mode, you can check if each valve is properly operating. When Install test mode is in progress, the faucet should be open. Entering Install Test Mode To enter Install test mode: ● ● ● Automatically enter Install test mode when power is initially turned on. In normal operation mode, press and hold the Back and OK buttons simultaneously for 3 seconds.
Operation Steps After power is applied for the first time, it will automatically proceed when entering Install test mode, and will proceed step-by-step as shown in the table below. Allowing the initial power on Install test mode (20 - 31) Flushing (32 - 34) Stand-by No Description 20 The step to check whether raw water is supplied after product installation is completed.
2.3 Viewing the User Information To view the user information: ● ● After the install test is complete, you can view this information in the standby state. Press the OK button in the stand-by state to view the information shown in the table below. No Item Description ● 1 Water inlet part TDS 2 After CIP Soft water accumulation amount ● ● Note ● ● Note Indication: Purified concentration Water inlet part TDS value (Indication of the stand by value.
No Item Description ● ● ● CIP operation time setting 2 ● ● Note Note Indication: CIP icon and time Setting CIP operation time Flashing of the clock mark and the CIP icon → Enter into the item with the OK button → Set a value with the NEXT button → Complete the setting with the OK button. Hours: 0 to 23 / 10 minutes: 0 to 5 / Minutes: 0 to 9 When setting the time, if the Back button is pressed, the setting value will be canceled and you will move to the previous setting step.
2.7 Stand-by Display 2.9 Using CIP Mode Under normal conditions, before using water, it is indicated as the stand-by state as shown below. Periodically perform internal cleaning operations to maintain product performance. When the front panel is turned on and the following conditions are satisfied, CIP mode will perform. ● ● ● 2.8 Display When Using the Water It is a feature to determine the user’s water usage.
2.10 Auto Flushing Mode If there is no water use for 24 hours, the internal flow path of the product will be automatically cleaned. 2.11 Error Mode When a product defect is detected, an error code will be displayed on the panel, and the product will be kept in a safe state. When a defect occurs, the product will not operate for the sake of safety and raw water will supplied to the product’s bypass line. NOTICE ● When a leakage occurs, cut off the supply of raw water.
3. Maintaining the Water Treatment 3.1 Refilling the CIP Solution ● ● ● When the citric acid solution needs to be refilled, a solution refill notification sound will occur. As shown in the front panel display below, the CIP icon will blink and a notification sound will occur. Refer to the Installation & Operation Manual for how to fill the citric acid solution. To replacing the sediment cartridge: 1. Close the inlet valve. 2.
4. Troubleshooting 4.1 Error Codes When an error code appears on the front panel, refer to the following table for and possible causes and possible corrections. Items Water leakage Error Name Water leakage abnormality Error Code Consumer identification and solutions Solution 001 Check for leaks inside the product after removing the front cover. ● In the case of water leakage, it is impossible to solve the problem directly by the consumer. Call the Service Center. 1.
Items CIP related issues Error Name Abnormal CIP solution injection Error Code 050 Consumer identification and solutions Solution 1. Refill the citric acid solution prepared by yourself. 1. Clear the error after refilling the citric acid solution prepared by yourself. ● Refer to “2.5 Initializing the Error History Lists” on page 18 for how to clear the error history. 2. Call a service engineer if you do not refill the citric acid solution. 2.
Items Error Name Error Code Water connection abnormality 070 Faucet open abnormality 071 Abnormal close of the bypass valve 072 Main valve abnormality Installation inspection Consumer identification and solutions Solution 073 074 Abnormal open of the bypass valve 075 Abnormal close of soft water valve 076 1. Customers cannot directly solve problems. 2. Engineers can solve problems that occur during on-site installation. On-site engineers can address problems directly during installation.
4.2 Understanding Audible Alerts An audible notification (bing) will occur to indicate a change in operation that requires your attention. When the front panel is on and the following conditions are satisfied, notification sound will occur: ● ● ● When the citric acid solution requires refill. When the sediment filter needs to be replaced.
5. Appendixes 5.1 NaviLink Lite NaviLink Lite allows you to check the information displayed on the product in real time via smartphones. For more information, refer to the NaviLink Lite’s User Manual. 5.2 Diagram 5.2.1 Installation The following diagram shows the entire installation of the water treatment. Drain line Outlet isolation Outlet Inlet Inlet valve Inlet isolation Bypass valve 3/4” Nipple Sediment filter NOTICE ● Installation location confirmation is required.
5.2.2 Product Inside The following diagram shows the internal installation of the water treatment. Bypass line TDS City water Sediment filter Main Solenoid valve Solenoid valve for recirculation pump Recirculation pump TDS Reclaimed water Reclaimed Softwater water flow solenoid valve#1 sensor Recirculation solenoid valve#1 Item Household Constant flow fitting Temp Softwater solenoid valve#2 Reclaimed water Softwater solenoid valve#2 Remnant water line for disposal Pres.
LIMITED WARRANTY NAVIEN, INC. ● ● ● NDI module: Free of charge for five years Solenoid valves, sensors, pumps, and water pipe blocks: limited one year. Controller (Power): Free of charge for ?? years FCC Information to User This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation.
