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Maintenance

Nortec EL

2582954_D_EN_1811_Nortec-EL_OM

6.4

Cleaning

6.4.1 Cleaning Agents

Use only the cleaning agents described in the procedures below. Disinfectants may only be used if they

do not leave behind toxic residue. Rinse all parts thoroughly with clean tap water after cleaning.
Follow all instructions, and observe the safety precautions stated below.

CAUTION!

Risk of damage to the humidifier components!

Do not

use solvents, aromatized or halogenized hydrocarbons, or other harsh chemicals for

cleaning.

6.4.2 Cleaning Procedures

Water Hoses

Use a rubber mallet to knock out any scale buildup in the

hoses. Rinse the hoses thoroughly with hot tap water.

Fill valve

1 Strainer

Use a soft-bristled brush (not wire brush) to carefully remove

any scale buildup inside the fill valve and in the strainer.

Drain Valve - Valve Body

Use a soft-bristled brush (not wire brush) to remove any scale

buildup inside the valve body of the drain valve.

Содержание Nortec EL-Series

Страница 1: ...ENANCE MANUAL Electrode Steam Humidifier Nortec EL Series 2582954_D_EN_1811_Nortec EL_OM Humidification and Evaporative Cooling NORTEC IMPORTANT Read and save these instructions This manual to be left...

Страница 2: ...produced used or disclosed to others without the written authorization of Condair Ltd except to the extent required for installation operation or maintenance of the customer s equipment Liability Noti...

Страница 3: ...uration 54 4 3 1 Configuring the Control Software 54 4 3 2 Configuring for Multi Unit Operation 55 5 Operation 57 5 1 General 57 5 2 Operating Procedures 58 5 2 1 Starting Up 58 5 2 2 Remote Monitorin...

Страница 4: ...lt Indication 75 7 3 General Troubleshooting 76 7 4 Nortec EL Warning and Fault List 78 7 5 Exporting Fault and Service History 83 7 6 Resetting Fault Status 83 8 Wiring Diagrams 85 9 Decommissioning...

Страница 5: ...be described in so far as is necessary for proper operation of the equipment Additional information on options and accessories can be obtained in the instructions that are supplied with them This manu...

Страница 6: ...n the delivery of the equipment Where necessary appropriate cross references to these publications have been added in this manual Storage of Manual Keep this manual in a place where it is safe and rea...

Страница 7: ...roved steam distributor or blower pack within specified operating conditions refer to Operating Data on page 91 for details Any other type of application without the express written consent of Condair...

Страница 8: ...lectronic components inside the unit against damage caused by electrostatic discharge ESD Refer to ANSI ESD S20 20 Preventing Unsafe Operation If it is suspected that the Nortec EL steam humidifier ca...

Страница 9: ...ve a single steam cylinder while the large model is equipped with dual steam cylinders Each steam cylinder has its own dedicated driver board to receive control signal inputs The dual driver boards al...

Страница 10: ...s evaporated the water level and current drop When the current falls below a certain percentage of the requested level the fill valve opens to raise the water level and the current and maintain the re...

Страница 11: ...ternal safety chain 2 Humidity sensor or modulating humidistat used for controlofspaceinreturnduct orhighlimitinsupplyduct 3 On Off humidistat used for humidity control 4 Steam line 5 Electrical disco...

Страница 12: ...4 High level On Off humidistat external safety chain 5 Humidity sensor or humidistat used for control of space humidity or high limit 6 On Off humidity control 7 Electrical disconnect high voltage su...

Страница 13: ...scription of each of these elements Figure 4 2 3 1 Nortec EL Operator Interface 1 Touchscreen display 2 LED status indicator 3 On Off switch DANGER Risk of electric shock The control cabinet in the No...

Страница 14: ...ing status of the humidifier Green indicates that the Nortec EL is operating normally and humidifying Flashing Green indicates that the Nortec EL is in standby mode Yellow indicates that a warning con...

Страница 15: ...2 3 4 5 6 7 8 9 10 1 11 Home Screen Elements 1 Current date and time 2 Operating status message refer to Operating Status on page 16 for details 3 Humidity control information shows the type of contro...

Страница 16: ...e stored if this button is not pressed 10 Additional information icon access additional information 4 2 3 Operating Status The operating status area of the Home screen refer to Figure 5 shows the curr...

Страница 17: ...e The humidifier will continue to produce steam when there is a demand unless the warning relates to a control signal The icon shown appears to the left of the maintenance fault status mes sage when a...

Страница 18: ...il the fault condi tion is cleared In addition the status LED turns red in color 4 2 5 Help Touch the Help button on the Home screen refer to Figure 5 on page 15 to view your local technical support h...

Страница 19: ...trol software Select the field to update the control software or the driver board firmware refer to Software Update Tab on page 53 for details Serial Number shows the serial number as also seen on th...

Страница 20: ...to the Service Cylinder A tab Cylinder A Installed shows the date of installation of the steam cylinder Cylinder A Hours shows the number of operating hours on the steam cylinder since its installati...

Страница 21: ...emand control it represents the demand If configured for RH P PI it represents sensed humidity Note This field appears only if Control Channels is set to Dual Setpoint Channel 2 shows the high limit s...

Страница 22: ...6 for more details Note This field appears only if the Control Mode is set to RH P or RH PI and Dual Cylinder Mode is set to Independent Channel 2 shows the input signal for Channel 2 of Cylinder B No...

Страница 23: ...to enable or disable the func tion Refer to Low Conductivity for more details Idle Mode shows the idle function that is active when the humidifier is in standby mode Select the field to choose a diff...

Страница 24: ...appears only if the Modbus communication protocol is enabled and the BACnet communication proto col is disabled BACnet Network BACnet shows the current selection for the BACnet com munication protoco...

Страница 25: ...e password protected Refer to Figure 7 Enter the password 0335 to access the Main menu Figure 7 3 3 5 0 Main Menu Access To access the Configuration menu and its features refer to Configuration Menu o...

Страница 26: ...on Tab on page 39 General Menu on page 41 Basic Tab on page 41 Time Date Tab on page 42 Communication Menu on page 43 Remote Enable Tab on page 43 Network Parameters Tab on page 43 BMS Timeout Tab on...

Страница 27: ...lows you to set the idle function of the hu midifier when it is in standby mode Options Idle Only the humidifier waits in definitely for a demand signal Idle Drain the steam cylinder is drained after...

Страница 28: ...ccurs when current draw exceeds 115 of full steam capacity Float ED corrective drain occurs when current draw exceeds 115 of steam demand Factory setting Fixed ED Foam Mode allows you to select the fo...

Страница 29: ...le or disable the Manual Capacity timer function to reduce maximum output dur ing selected days and times of the day Options On or Off Factory setting Off Event n allows you to define a maximum output...

Страница 30: ...er settings make sense as the software does not check the plausibility of the settings At least two events must be set The On Off timer overrides the Capacity timer and Setpoint timer Ground FI allows...

Страница 31: ...when conductivity of the supply water is less than 250 S cm Off use when conductivity of the supply water is greater than 250 S cm Factory setting Off Short Cycle allows you to enable or disable the f...

Страница 32: ...ontinued to enter the air duct post humidification Setting range 0 300 seconds Factory setting 60 seconds Hygiene Flush allows you to enable or disable an exter nal flushing valve connected to the cor...

Страница 33: ...ocol BACnet MSTP the control signals are from the BMS via the BACnet MSTP communication protocol LonWorks the control signals are from the BMS via the LonWorks communication protocol Factory setting A...

Страница 34: ...om an external On Off humidistat Control Mode CH 2 4 allows you to select the general control mode for the incoming high limit signal Note This setting appears only if Control Channels is set to Dual...

Страница 35: ...ote This setting is ignored if signal Source is not set to Analog Channel 3 applies only to units with dual steam cylinders set to oper ate in independent mode Options 0 5V 1 5V 0 10V 2 10V 0 20V 0 16...

Страница 36: ...a fixed humidity setpoint without the use of timers Setpoint Timers allow you to enable or disable the timer function or configure up to eight different events with different humidity setpoint values...

Страница 37: ...ctions by the internal P PI controller Setting range 1 60 minutes Factory setting 5 minutes Setpoint Channel 2 allows you to set the high limit setpoint value Note This setting appears only if Control...

Страница 38: ...ting 75 RH Low allows you to set the lower limit value of the humidity sensor signal The RH Low warning message is triggered when the signal value drops below this limit Setting range 20 95 Factory se...

Страница 39: ...en Linkup function is enabled Linkup Units allows you to set the number of humidi fiers in the Linkup chain Setting range 1 6 Factory setting 1 Linkup Type allows you to select the mode of opera tion...

Страница 40: ...ther before they generate a timeout warning message Setting range 60 120 seconds Factory setting 60 seconds Zero Out A shows the percentage value of the sys tem demand signal at which cylinder A of th...

Страница 41: ...uage displayed on the touchscreen display Options English German French Italian Spanish Dutch Danish Finnish Swedish Polish Czeck Hungarian Russian Japanese or Chinese Units allows you to select the u...

Страница 42: ...Nortec EL_OM Nortec EL Time Date Tab Date Format allows you to select the date format Options MM DD YY or DD MM YY Factory setting MM DD YY Clock Format allows you to select the time format Options 12...

Страница 43: ...ol Condair Online and web pages IP Type allows you to select how the IP address settings are assigned Options DHCP automatically acquire net work address settings Note After five unsuccessful attempts...

Страница 44: ...dary DNS domain name server for the IP address Note Set the secondary DNS only if IP Type is set to Fixed MAC Address displays the MAC media access con trol address for the Nortec EL steam humidifier...

Страница 45: ...u to set the parity bit for the data transfer Options None Even or Odd Factory setting Even Baudrate allows you to set the baudrate for the data transfer Options 110 300 600 1200 2400 4800 9600 19200...

Страница 46: ...n a IP port number for the humidifier Setting range 1 65535 Factory setting 47808 BACnet MSTP MAC allows you to assign a MSTP MAC address for the humidifier Setting range 128 254 Factory setting 128 T...

Страница 47: ...8 254 Factory setting 128 Remote Fault Board Tab Indication allows you to select how system warnings are handled by the optional remote fault indication PCB Options Warning activates the Service relay...

Страница 48: ...ier is being operated for the very first time or the startup code has been enabled Contact Condair to request a startup code then enter it in the field described below Startup Code allows you to enter...

Страница 49: ...tly Fault History allows you to view the fault history list Service History allows you to view the service history list Export History allows you export the fault and service history list to a USB mem...

Страница 50: ...b Input Diagnostics allows you to access the Input Diagnostics menu which shows the current status of all inputs to the integrated control board as well as calculated drain parameters Cylinder A and B...

Страница 51: ...ess the Relay Diagnostics menu to enable or disable the relays on the optional remote fault board or the optional accessory relay board Note The diagnostic menu is only displayed after a warning messa...

Страница 52: ...the Administrator menu is discussed below Password Setting Tab Setpoint Password allows you to enable or disable pass word control to modify setpoint values when the humidi fier is configured to opera...

Страница 53: ...allows you to update the driver board firmware for steam cylinder B Note This setting appears only on units with dual steam cylinders Refer to Installing Software and Firmware Updates on page 73 Soft...

Страница 54: ...ode CH1 3 and Control Mode CH2 4 select the general control mode for the incoming control and limit signal Demand RH P RH PI or On Off Select Demand if the control signal is a demand signal from an ex...

Страница 55: ...the total number of humidifiers in the Linkup chain For example if there is one main unit and two extension units then the total number of humidifier in the chain is 3 Linkup Type select the mode of...

Страница 56: ...56 Operator Interface 2582954_D_EN_1811_Nortec EL_OM Nortec EL This page intentionally left blank...

Страница 57: ...the door panels WARNING Risk of severe burns from exposure to hot steam vapours The Nortec EL steam humidifier produces hot steam vapours Contact with the hot steam vapours can result in severe burns...

Страница 58: ...on continues the mineral concentration increases and the conductivity of water reaches an optimum level at which point the humidifier will start to output steam at full capacity If there is no humidit...

Страница 59: ...Nortec EL steam humidifier as follows Refer to Figure 8 1 Select the Drain button on the Home screen 2 If you have a dual cylinder humidifier select the cylinder s to drain then press the check mark...

Страница 60: ...own the humidifier properly at the external disconnect switch before accessing the control board in the humidifier 1 Set the On Off button to the Off position 2 Disconnect the power supply to the humi...

Страница 61: ...humidifier performance data for the previous 24 hours is then downloaded to the memory stick as a file labelled TREND csv Press the Cancel button at any time to abort the operation 9 Repeat Step 1 to...

Страница 62: ...of the steam system may reach 212 F 100 C during operation Contact with the hot surfaces can result in severe burns Prevention Avoid touching any components in the plumbing cabinet until the unit has...

Страница 63: ...evention Shut down the unit as described in Shutting Down on page 62 before performing any maintenance work WARNING Risk of severe burns from exposure of skin to hot water or hot steam vapours The wat...

Страница 64: ...ars 6 2 2 Regular Maintenance of Steam Humidifier Regular maintenance should be performed on the Nortec EL steam humidifier at least once a year and whenever the cylinder is replaced Table 7 Maintenan...

Страница 65: ...move the panel Figure 11 1 2 3 4 5 6 7 Door Panels Removal and Installation 1 Stationary panel 2 Door panel control cabinet 3 Captive screw 4 Door panel plumbing cabinet 5 Top tab door panel 6 Long ta...

Страница 66: ...am cylinder as follows Refer to Figure 12 on page 67 1 For safety reasons always install a new O ring in the drain valve when installing a new steam cyl inder Lubricate the O ring with water do not us...

Страница 67: ...cribed in Restarting After Shutdown on page 62 10 Reset the cylinder refer to Resetting Cylinder on page 72 Figure 12 2 3 4 5 6 7 1 Steam Cylinder Removal and Installation 1 Hose clamp 2 Socket high w...

Страница 68: ...semblethevalve loosenthebrassnutandremovethesolenoidassemblyfromthevalvebody 7 Disassemble the solenoid assembly and clean all components Figure 13 1 2 3 4 7 8 5 6 Drain Valve Removal and Installation...

Страница 69: ...D Refer to ANSI ESD S20 20 Only a qualified service technician authorized by the customer should replace the backup battery in the control board and the fuses in the driver board s Always replace defe...

Страница 70: ...70 Maintenance 2582954_D_EN_1811_Nortec EL_OM Nortec EL Figure 14 1 2 3 4 Backup Battery and Fuses Replacement 1 Protective cover 2 Fuse 4A slow acting 3 Fuse 1A slow acting 4 Battery 3V CR 2032...

Страница 71: ...N Risk of damage to the humidifier components Do not use solvents aromatized or halogenized hydrocarbons or other harsh chemicals for cleaning 6 4 2 Cleaning Procedures Water Hoses Use a rubber mallet...

Страница 72: ...NOT reset the cylinder in the control software unless the steam cylinder has been replaced Reset the cylinder in the control software as follows after replacing the steam cylinder s 1 Select the Menu...

Страница 73: ...does not ex ceed 3 in 75 mm 6 Close the front panel and install the door panel 7 Remove the lock and tag from the external disconnect switch and restore power to the humidifier 8 Set the On Off butto...

Страница 74: ...74 Maintenance 2582954_D_EN_1811_Nortec EL_OM Nortec EL This page intentionally left blank...

Страница 75: ...nst damage caused by electrostatic discharge ESD Refer to ANSI ESD S20 20 7 2 Fault Indication When a condition that is not normally expected occurs it is detected by the control software and a warn i...

Страница 76: ...agnosis always requires a thorough examination of the entire system hose connections control systems etc Table 9 to Table 13 provide general guidelines for troubleshooting the Nortec EL humidifier and...

Страница 77: ...ite normal The steam cylinder is not drained to permit the mineral concentration and hence conductivity to rise Humidifier displays warning or fault message The control software has de tected an abnor...

Страница 78: ...sing Check thermostat wiring Replace the thermostat if it s contact does not close when exposed to steam Digital Humidistats Table 13 General Troubleshooting Digital Humidistats Problem Probable Cause...

Страница 79: ...level is at the top of the cylinder or foaming was detected Humidifier has filled to the top of the cylinder without reaching demand No action is required for information purposes only It is normal f...

Страница 80: ...mand decreased too fast The system regulates current levels automatically to match the humidity demand Clogged drain valve Check clean the drain valve Excessive scale build up in the steam cylinder Re...

Страница 81: ...32 CTRL Sigal or RH Signal Invalid humidity demand signal Humidity sensor humidistat not con nected correctly Check connection Signal type for the sensor humidistat signal incorrectly configured e g m...

Страница 82: ...ing demand for extended period of time due to low conductivity Add tsp 1 25 ml of salt to the fill cup to raise the conductivity level Adjust the D rain Factor to 0 7 Enable Low Conductivity Conductiv...

Страница 83: ...e maximum length of the memory stick does not exceed 3 in 75 mm 6 Close the front panel and install the door panel 7 Remove the lock and tag from the external disconnect switch and restore power to th...

Страница 84: ...84 Fault Isolation 2582954_D_EN_1811_Nortec EL_OM Nortec EL This page intentionally left blank...

Страница 85: ...s s s s s s s s s s Primary Fuse Option Primary Fuse Option Primary Fuse Option Main Contactors Main Contactor Steam Cylinder Steam Cylinder Steam Cylinder Broken lines 3 phase 6 wire unit L1 T1 T2 T3...

Страница 86: ...C OK HWS BLOWER IN 24V ON OFF IN 24V SPARE1 SPARE2 T1 Drain Fill D GND D GND 24V D GND D RS4852 RS4851 PWR IC 1 2 3 4 5 6 7 9 8 SW1 s s s s s s s s s Primary Fuse Option Main Contactors K1 Main Contac...

Страница 87: ..._D_EN_1811_Nortec EL_OM Legend F1 Internal fuse driver board 1A slow acting F3 Internal fuse driver board 4A slow acting K1 Main contactor supply voltage LV Low voltage terminal strip B SW1 Rotary swi...

Страница 88: ...88 Wiring Diagrams 2582954_D_EN_1811_Nortec EL_OM Nortec EL This page intentionally left blank...

Страница 89: ...ven death Prevention Shut down the unit as described in Shutting Down on page 62 before proceeding WARNING Risk of severe burns from exposure of skin to hot water or hot steam vapours The water in the...

Страница 90: ...ut all fluids 5 Disconnect the water and drain connections to the humidifier 6 Remove the humidifier from its mounting surface 7 If the Nortec EL humidifier is to be put into long term storage store t...

Страница 91: ...20 20 9 7 5 20 8 20 9 7 5 18 0 20 9 7 5 10 4 20 9 7 5 9 0 20 9 7 5 7 2 030 30 13 6 11 2 31 1 30 13 6 11 2 27 0 30 13 6 11 2 15 6 30 13 6 11 2 13 5 30 13 6 11 2 10 8 M 050 50 22 7 18 7 51 9 50 22 7 18...

Страница 92: ...7 7 5 Drain Water Drain water temperature 140 F 60 C maximum Drainage capacity Minimum 2 3 gal min 8 7 L min per steam cylinder Power Maximum current draw Refer to the specification label on the unit...

Страница 93: ...Notes...

Страница 94: ......

Страница 95: ...rther warranty must be in writing signed by an officer of THE COMPANY THE COMPANY s parts or materials that are considered consumables including but not limited to cylinders filters nozzles membranes...

Страница 96: ...835 Commerce Park Drive Ogdensburg NY 1366 2209 CANADA 2740 Fenton Road Ottawa ON K1T 3T7 Tel 1 866 667 8321 Fax 613 822 7964 Email na info condair com Website www condair com CONSULTING SALES AND SE...

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