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eCO Premium™ - Installation & Maintenance

FläktGroup DC_9604GB_20190327_R6

Specifications are subject to alteration without notice

26. TROUBLE SHOOTING (GENERAL)

Fault

Possible Cause

Suggested Action

Unit is difficult to start

Reduced supply voltage

Ensure voltage is consistent with motor name plate data

Insufficient air capacity

Clogged ductwork and/or extract points Clean ductwork and suction point

Insufficient pressure

Clogged impeller

Clean impeller

Dirty filter

Clean or replace filter media. Note: always use original media
type to guarantee unit performance.

Insufficient rotation speed

Check Supply Voltage and if necessary, correct.

Clogged heat exchanger

Clean heat exchanger block

Airflow Performance
drops after a period of
acceptable operation.
(See above)

Air leak before and/or after the fan

Damaged impeller

Check connections and unit casing and restore to original
“as installed” condition.

Check impeller. If necessary, replace with an original spare part

Heat Exchanger Discharge
air temperature too low

External air lower than –5° C

Employ a post heating device

Insufficient Heat
Exchanger performance

Build up of dirt on Heat Exchange fins

Clean Heat exchanger

Frost formation on

External air inferior to -5°C

Employ a pre heating device (frost protection heater)

Heat Exchanger

Airflow hunting

Clogged or wrong ductwork connection

Modify the ductwork and/or replace fan.

Clean and/or replace the suction duct

TROUBLE SHOOTING

Содержание eCO Premium

Страница 1: ...INSTALLATION AND MAINTENANCE MANUAL eCO PREMIUM...

Страница 2: ...rd 20 Schedules 24 Control functions 27 Parameter List 30 15 MINIMUM SPACE REQUIRED FOR THE MAINTENANCE 35 16 CONDENSATION REMOVAL AND DRAIN TRAP 35 17 FITTING INSTRUCTIONS AND MAINTENANCE FOR DUCTED...

Страница 3: ...l ktGroup does not accept responsibility for personal injury or damage caused to property resulting from non com pliance with these safety standards or as a result of any non approved product modifica...

Страница 4: ...unit into position using spreaders ensuring you have the appropriately rated equipment for the weight of the unit 7 EQUIPMENT START UP Before operating our product the following checks must be made E...

Страница 5: ...to facilitate ceiling fastening and levelling We recommend that the unit is fitted and fastened into its correct position before making con nections to ductwork condensate discharge pipe work on the e...

Страница 6: ...to be installed into a ceiling void or if there is any kind of height restriction The support brackets can be removed by unbolting 4 x M8 bolts at each corner of the bracket Support brackets Mounting...

Страница 7: ...fication 1 Connection incoming supply 2 Control card 2 3 1 4 Locate electrical connection panel on the service side of the unit Unscrew four fixings and remove electrical panel ETHERNET CONNECTION OPT...

Страница 8: ...ed using the appropriate screws see figure 2 The cellular plastic which is semi elastic will slowly adapt to the shape of the cables and in doing so the lead through will seal see figure 3 Information...

Страница 9: ...VALVES AND ACTUATORS ACCEPTED INSTALLATION METHOD VALVE FOR HEATING AND COOLING The valve and valve actuator can be easily installed with out special tools A particle filter should be fitted before th...

Страница 10: ...Modbus RS485 Filter Monitor Extract Optional Not for size 6 with electrical post heater 230V 1 50Hz 400V 3 50Hz Size 6 with electrical post heater Electrical guide for supply and internal fuses Electr...

Страница 11: ...ler Water mixing valve Optional CO2 Sensor Optional Control Board Post Heater Electrical Optional Post Heater Water mixing valve Optional External Timer 1 Optional Fan Guard Control Not when using COP...

Страница 12: ...for size 6 with electrical post heater NOTE When cooling the supply temperature sensor must be placed after the cooling coil NOTE SV1 Hot Water actuator Accessory connects to connection box near the h...

Страница 13: ...trol panel using a screwdriver 2 Lift the display out of the enclosure 3 Push the connection cable through a suitable hole and if needed make an outlet for the cable on side of the cover Mount the enc...

Страница 14: ...are universal and available on many menu pages Home key to return to the Home Screen Back button to cancel and return to the previous page Confirm button to confirm and proceed Changing a value Option...

Страница 15: ...A HOME SCREEN OVERVIEW Heat recovery active Post heater active Cooling active Defrosting in progress Manual mode CO2 regulation Automatic mode Constant pressure Constant Air Volume Timer 1 Timer 2 Tim...

Страница 16: ...IC OPERATION OVERVIEW SHORTCUT TO SET THE TEMPERATURE SET POINT USER SETTINGS See page 17 SHORTCUT TO SET THE TIME AND DATE SELECT OPERATING MODE See page 17 TRICKLE OR LOW SPEED NORMAL OR MEDIUM SPEE...

Страница 17: ...TURE STATUS The temperature set point is used to determine when the post heater if fitted starts to warm the supply air entering the property The temperature set point can be adjusted to any temperatu...

Страница 18: ...h the spanner button 3 In this menu you set the date time and language It is also possible for installers and service personnel to log in and access additional parameters DATE TIME 2 Set the time and...

Страница 19: ...creen via the passcode protected Advanced Settings option Numerous system parameters can be adjusted through the Settings Screen however only those that are relevant and appro priate to the scope of t...

Страница 20: ...onstant Air Volume set the desired air flows 3 Constant pressure set the desired pressure 4 CO2 control set the desired CO2 level 2 Choose 2 Run Commissioning Wizard under Settings Login Press 2 1 Sta...

Страница 21: ...s the confirm button to proceed to next step Option 1 Use buttons Option 2 Use the numerical keypad confirm with Make the appropriate settings for the supply fan and press the confirm button Enter des...

Страница 22: ...re subject to alteration without notice COMMISSIONING WIZARD CONT 2 CONSTANT AIR VOLUME To end the commissioning wizard press the red cross button Press the to continue to schedules See section 9 7 3...

Страница 23: ...2 Choose CO2 low limit The value tells if the lower limit shall be trickle or normal speed The speed cannot decrease under this value 3 Set the ratio between exhaust and supply air The exhaust fan is...

Страница 24: ...selects the Weekly Schedule adjustment screen to create a timed schedule to run daily in a week SINGLE DATE 1 4 Pressing this option selects the Single Date Schedule adjust ment screen to create a tim...

Страница 25: ...ormal 20 C Friday 8 17 Normal 20 C Saturday 10 14 Normal 20 C Other time Stop SCHEDULES CONT EXAMPLE 3 WEEKLY SCHEDULE Below is an example of a weekly schedule configured to run the fans at normal spe...

Страница 26: ...other Date Period 4 Schedule has the highest priority and Date Period 1 Schedule the lowest priority If two or more date period schedules have start and end times that clash with each other only the s...

Страница 27: ...from standard mode to cascade mode Then control mode is selected by changing the cascade reference to extract air control room control 0 or outdoor temperature compensation 1 Below is a description o...

Страница 28: ...e A 0 05 When the sensor gets colder than given setpoint value 4 Cascade B 0 03 When the sensor gets hotter than given setpoint value 5 Min temp 15 C Sets lowest supply air temperature 6 Max temp 25 C...

Страница 29: ...Maximal activation time for night cooling 7 PRESSURE OR FLOW CONTROL PRESSURE CONTROL COP ACCESSORY Control principle in which the unit maintains a constant duct pressure Normally used in variable fl...

Страница 30: ...de Calculated Set point R 15 35 C FAN STATUS Parameter Type of value1 Range Unit Default value Comments Supply Fan speed R 0 or 30 100 Extract Fan speed R 0 or 30 100 Pressure Supply air R 0 2000 Pa F...

Страница 31: ...Control Extract R W Yes No Yes Only Supply Extract as slave R W Yes No No Ratio Supply Extract R W 0 200 100 Supply air pressure Set point R W 0 2000 Pa 150 Extract air pressure Set point R W 0 2000 P...

Страница 32: ...ting Cooling Summer Winter Heat pump runs when Winter Cooling pump runs when Summer Pump Motion every day 12 00 12 05 Constant temp Hot Water Coil R W 0 50 C 25 Low limit running temp R W 0 50 C 15 Fr...

Страница 33: ...9999 s 60 Filter Alarm Extract R W 0 9999 s 60 Electrical Heater Error R W 0 9999 s 2 Pump Heater Malfunction R W 0 9999 s 2 Frost Protection R W 0 9999 s 2 Alarm Cooling R W 0 9999 s 2 Pump Cooling M...

Страница 34: ...4 19 2 Parity R W None Even Odd None Data bits R W 7 8 8 Stop bits R W 1 2 1 8 5 Mac address Mac address R 8 7 Login Settings Auto Logout R W Yes No Yes Set Password R W To change Password 8 8 About...

Страница 35: ...d with a condensate drainage point to which a drain trap should be attached to ensure effective evacuation of water during normal operation Any drain trap should be as detailed below and should have a...

Страница 36: ...cess opening in the heater must be equipped with a fixed mesh or an intake air device which makes it impossible to touch the element intake The distance from the heater to a duct bend valve filter etc...

Страница 37: ...on dimension FILLING VENTING AND DRAINING The water coil collection pipes are equipped with an air venting nipple and a draining nipple The air must be properly vented from the system to ensure good f...

Страница 38: ...e following procedure should be followed All work must be carried out by an authorised electrician Switch off the power supply Carefully investigate the reason s why the overheat protection is activat...

Страница 39: ...silencer can be rotated if required This is relevant is there are silencers at each end of the unit as they need to be turn upside down to attach the correct spigot on the silencer to the correct spi...

Страница 40: ...n terminal 41 and 42 ST1 The wiring diagram for this function can be found in the controls section of this document 1 2 Attach the external shut off damper with actuator by sliding con nector over rub...

Страница 41: ...STALLATION AND FITTING INSTRUCTIONS Lower the weather cowl roof onto the weather cowl making sure that the set of M5 nutserts are at the unit end of the roof Secure the weather cowl roof to the weathe...

Страница 42: ...nt then the connection plates and fixings on the side to connected to the weather cowl should be removed from the weather roof Connection plates The final step to complete is to attach the side hatche...

Страница 43: ...uld be removed for cleaning Make sure not to handle the heat exchangers by touching the thins as these will deform For normal ventilation applications it is mostly satisfactory to clean the inlet and...

Страница 44: ...replacement variable dependent on environnemental air pollution dust fume etc 1 3 2 To remove the filters for replacement unscrew by hand the thumb screws in the filter panels Remove these screws from...

Страница 45: ...if necessary correct Clogged heat exchanger Clean heat exchanger block Airflow Performance drops after a period of acceptable operation See above Air leak before and or after the fan Damaged impeller...

Страница 46: ...al name eCO PREMIUM REDA The machine is designed and manufactured in accordance with the following standards in relevant parts EN ISO 12100 Safety of machinery General principles for design Risk asses...

Страница 47: ......

Страница 48: ...application area We offer our customers innovative technologies high quality and outstanding performance supported by more than a century of accumulated industry experience The widest product range in...

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