Kaden KE3 Installer Manual Download Page 1

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Ducted Gas Heaters

Safety Information

Installation

Commissioning

Models

INSTALLER’S

MANUAL

Universal:

KU3 | KU4 | KU5

External

KE3 | KE4

Summary of Contents for KE3

Page 1: ...Ducted Gas Heaters Safety Information Installation Commissioning Models INSTALLER S MANUAL Universal KU3 KU4 KU5 External KE3 KE4 ...

Page 2: ... 3 3 Return Supply Air POP Rotation Procedure 12 2 3 3 1 All KU3 KU4 KU5 Models Return Air POP Rotation Procedure 12 2 3 3 2 KU315 KU320 KU325 Supply Air POP Rotation Procedure 12 2 3 3 3 KU415 KU420 KU425 KU430 KU330 Supply Air POP Rotation Procedure 12 2 3 3 4 KU521 Supply Air POP Rotation Procedure 12 2 3 3 5 KU530 Supply Air POP Rotation Procedure 12 2 3 4 Internal Model Flueing Instructions 1...

Page 3: ...Programmable Wall Control to a KU4 Heater 27 8 2 2 Wiring the Programmable Wall Control to a KE4 Heater 28 8 2 3 Wiring Programmable Wall Control to KU3 KE3 KE4 for ADD ON Cooling 28 8 3 Manual Wall Control Installation 28 8 3 1 Wiring the Manual Wall Control to a KU3 Heater 28 8 3 2 Wiring the Manual Wall Control to a KE3 Heater 29 9 Commissioning KU4 KU5 30 9 1 Heater Control Settings 30 9 2 Ins...

Page 4: ...recommended to customers are fit for the purpose for which they are intended WARNING REGULATORY INSTALLATION SAFETY This appliance SHALL BE installed in accordance with Manufacturer s Installation Instructions and the Kaden Sizing Guide Current AS NZS 5601 Gas Installation Standard and Current AS NZS 3000 Electrical Codes and Local Gas Electrical authority regulations Current AS 4254 Ductwork for ...

Page 5: ... serviced by qualified personnel Models covered in this manual are as follows Kaden Universal Heaters Type of Wall Control Thermostat Supplied KU5 Series KU521 Kaden Networker KU530 KU4 Series KU415 Kaden Programmable KU420 KU425 KU430 KU3 Series KU315 Kaden Manual KU320 KU325 KU330 Kaden External Heaters Type of Wall Control Thermostat Supplied KE4 Series KE415 Kaden Programmable KE420 KE428 KE3 ...

Page 6: ...de a higher level of comfort and economical operation For the hourly input and the gas type to be used see the appliance data label located inside the service compartment or the 11 Technical Specifications on page 36 1 1 INSPECTION This appliance has been inspected and tested at the time of manufacture packaged and released for transportation without known damage Upon receipt inspect the exterior ...

Page 7: ... it can be turned OFF quickly and easily NOTE A qualified electrician must install the 220 to 240 volt wiring according to local regulations IMPORTANT Switch OFF the power and unplug the heater before touching any wiring If any electrical wiring is damaged it must be replaced by the manufacturer its service agents or an electrically qualified technician in order to avoid a hazard The electricity s...

Page 8: ...the controls access panel side and fan motor access panel side s for the entire length of the heater The air gap created between the base of the heater and the platform by the heater s legs shall be maintained Permanent artificial lighting shall be provided at the heater with the switch located at the roof access opening 1 8 2 Installing Beneath the Floor There shall be a minimum clearance of 200m...

Page 9: ...n a plant room Directly to outside 150 Via an adjacent room 300 Table 2 NOTE DIRECTLY TO OUTSIDE is either through an outside wall into a cavity vented to outside into an underfloor space or roof space vented to outside Installation of a gas appliance in a room or enclosure for properties approved for construction AFTER 31st March 2014 1 Determine if the unit s MJ hr rating for each cubic metre of...

Page 10: ...All dimension in mm Diagram 1 2 2 PLATFORM SERVICE CLEARANCES B B A A C C Platform Service Area i ii D D E E Minimum Service Clearance Internal External Method 1 Method 2 A Front 750mm 750mm 500mm B End 750mm N A 300mm C End N A N A 300mm D Top 250mm 800mm 1000mm E From Platform Service Area D The height of the heater Heater height Diagram 1 dimension A Diagram 2 i There are two methods of install...

Page 11: ... enough to dislodge the lower locking tabs fixed to the fan cabinet near the base 6 The heater is now split in two 7 Protect the exposed looms and tabs from damage while the heater is split in two 8 Once ready reassemble in reverse order IMPORTANT Ensure when reassembling the heater that everything is put back and connected correctly 2 3 2 POP Configuration Installation POP configuration can be ch...

Page 12: ...edure 1 Remove screws securing the lid and remove the lid 2 Remove the screws securing the POP panel blanking panel and remove panels 3 Remove gas feed tube plate and secure to alternate panel 4 Swap panels to nominated sides and fasten with the same screws 5 Secure lid with original screws 6 For the KU330 ONLY the pressure switch and mounting bracket will need to be swapped to the POP panel that ...

Page 13: ... corrosive metal flue suitably terminated All flues must have a bolted flue sleeve connection to allow for repairs and or removal of the appliance Twin Wall flue maximum flue length of 6m Single Wall flue maximum flue length of 2m Up to 4 x 90º elbows are permitted with the same length requirements specified above 2 3 5 Kaden Remote Flue Terminal In specific installations for example under the flo...

Page 14: ... terminals 1 2 O H Switch Loom Diagram 5 2 4 1 2 KU330 1 Disconnect the quick connect terminals Orange White for the overheat switch loom connected to the end discharge overheat switch behind the burners 2 The KU330 is fitted with both left and right side discharge O H Switches reconnect the quick connect terminals Orange White to the O H Switch on the same side the air is supplied from These term...

Page 15: ...ns From the ground above a balcony or other surface To a return wall or external corner Measured horizontally from an opening window door non mechanical air inlet or any other opening into the building except sub floor ventilation or 1500mm in direction of discharge 500mm From an electricity meter or fuse box prohibited area extends to ground level 1000mm Measured vertically from an opening window...

Page 16: ... under flashing rail Once in place silicone along the upstanding face of top flashing Step 4 Push the heater up against the wall and secure side flashing to the wall NOTE It is important to allow for sufficient slack in the ducting connected to the heater s pops to allow the heater to be moved out from the wall if required for servicing 2 4 6 2 KU3 KU4 models NOTE For installation of flashing refe...

Page 17: ...st BTO fitting or evaporator coil Drill a 20mm diameter hole through the top of the inlet end of the first BTO fitting refer to Diagram 9 or through the top of the evaporator coils discharge POP Carefully insert the thermistor assembly probe end first into this hole and secure using the self drilling screw provided Seal any remaining openings with duct tape Ensure that the thermistor lead is secur...

Page 18: ...er open spring return example Diagram 10 3 1 WIRING A DAMPER MOTOR TO THE HEATER S CONTROL MODULE a 24 Vac Power Open Power Close Damper Motor ZONE B ZONE A ZONE ADD ON N O O V N C N O O V N C N O O V Close Common Open 24 Vac Power Open Power Close Damper Motor b 24 Vac Power Open Spring Return Damper Motor ZONE B ZONE A ZONE ADD ON N O O V N C N O O V N C N O O V Active Neutral 24 Vac Power Open ...

Page 19: ... 1145 370 771 Std 300 300 KE420 775 850 420 341 41 156 135 391 1145 370 771 Std 300 300 XA 350 350 KE428 894 1030 579 387 41 238 135 557 1280 415 951 Std 350 350 XA 400 400 All dimension in mm Diagram 12 4 2 SERVICE CLEARANCES B B A A C C Service Area i D D E E Minimum Service Clearance A Front 500mm B End 300mm C End 300mm D Top 1000mm E From Service Area D The height of the heater Heater height ...

Page 20: ... NOTE Refer to the Base Box for required wall cut out dimensions Diagram 14 4 3 2 Installation of Flashing Flashing MUST BE fitted to ensure the ductwork is adequately weather protected Step 1 Fit side flashing using existing screws on cabinet sides Step 2 Slide top flashing under flashing rail on base box Silcone Step 3 Sit top flashing on top of side flashing edges Once in place silicone along t...

Page 21: ...s Clearance Description 75mm From the wall against which the heater is mounted From a drain or soil pipe 300mm From a flue terminal cowl or combustion air intake Below eaves balconies or other projections From the ground above a balcony or other surface To a return wall or external corner Measured horizontally from an opening window door non mechanical air inlet or any other opening into the build...

Page 22: ...jacent to the heater Access the controls and change as required COMMON LOW MED HIGH SPEED Fan speed high Factory Default Connections Fan speed medium LOW MED HIGH COMMON SPEED Fan speed low LOW MED HIGH COMMON SPEED Diagram 16 For High fan speed do not adjust For Medium fan speed move terminal from HIGH to MED For Low fan speed move terminal from HIGH to LOW Turn the power back on once complete IM...

Page 23: ... building codes to install insulated fire rated duct If a filter is fitted to the return air grille it should be easily accessible for regular cleaning Table 5 gives the minimum recommended return air grille sizes for each model heater to handle the maximum rated airflow 6 1 MINIMUM RECOMMENDED RETURN AIR GRILLE SELECTION CHART Model Without Filter With Filter Grille Size m Example of Size mm Gril...

Page 24: ... have zone dampers installed or where there are zone dampers but these zones are not operated from a Networker wall control e g wall switches C The minimum number of outlets that should be fully open for floor ceiling systems where the system has zone dampers installed and these zones are being operated from a Networker wall control using the heater s on board zone relays or a zone module Systems ...

Page 25: ... 895 13 8 N A External Heaters KE4 KE415 300mm 498 N A 4 N A KE420 300mm 581 N A 5 N A KE420XA 350mm 622 N A 5 N A KE428 350mm 896 N A 8 N A KE428XA 400mm 1012 N A 8 N A KE3 KE315 300mm 498 N A 4 N A KE320 300mm 581 N A 5 N A KE320XA 350mm 622 N A 5 N A KE328 350mm 896 N A 8 N A KE328XA 400mm 1012 N A 8 N A Model and base box duct size Table 6 NOTE Airflow figures are based on a total static press...

Page 26: ...may blow which would not be covered under warranty ONLY use Kaden Wall Controls as any failure relating to a non Kaden Wall Control will not be covered under warranty ONLY use alkaline batteries in a manual Wall Control Other types can cause unwanted operation of the heater when the batteries reach the end of their life KU4 heaters are factory supplied with a Programmable Wall Control if you are u...

Page 27: ...ly to a Kaden KU4 heater as follows Run a twin wire cable i e figure 8 cable 0 75mm2 from the heater to the Programmable Wall Control Remove the backing plate from the Programmable Wall Control by unclipping it at the sides Draw the wires from the wall cavity and feed them through the opening in the backing plate Connect the cable to the terminal connections on the backing plate before mounting it...

Page 28: ...er to Diagram 19 R W Terminal Block W RH B RC G O Y GAS ELEC W904 W905 W903 RH W KE4 Terminal Block Grommet for control cable access Prommable Wall Control Back Plate Diagram 19 8 2 3 Wiring Programmable Wall Control to KU3 KE3 KE4 for ADD ON Cooling The KU3 KE3 and KE4 heater control board does not have provision for Add On cooling operation For Add On cooling operation the unit must be configure...

Page 29: ... wire cable DO NOT remove the factory fitted link between RH and RC Run a twin wire cable i e figure 8 cable 0 75mm2 from the heater to the Manual Wall Control Remove the backing plate from the Manual Wall Control by unclipping it at the sides Draw the wires from the wall cavity and feed them through the opening in the backing plate Connect the cable to the terminal connections on the backing plat...

Page 30: ...ATER CONTROL SETTINGS The heater module has 3 push buttons On the right is a SET button and on the left are the UP and DOWN buttons refer to Diagram 22 SET Button DOWN Button UP Button KU4 5 Control Board LCD Diagram 22 To change an installer set up parameter press and quickly release the SET button the word SET should now appear on the top line of the screen The UP and DOWN buttons may now be use...

Page 31: ...n motor in circulation mode for fan operation between heating refrigerative cooling cycles e g when the system achieves the set temperature and is cycled off by the wall control the heaters fan will continue to operate to circulate the room air 6 SUPPLY AIR THERMISTOR SET POINT TEMPERATURE This displays the temperature the heater s gas valve will modulate to maintain The default will vary across t...

Page 32: ...coming gas supply is inadequate check supply pipe for blockage and check pipe sizing and gas meter sizing Remove the manometer after the heater has been set up and switched off and re tighten the inlet gas pressure test point screw IMPORTANT THE GAS VALVE SHOULD NOT BE ADJUSTED UNDER ANY CIRCUMSTANCES If everything seems to be functioning correctly up to this point please continue on with the comm...

Page 33: ...etworker and close all but one zone If the system does not have a common zone leave only the zone key that operates the least number of outlets turned ON ensure this zone does not have less than the minimum number of outlets required for the heater size If the system has a common zone then all zone keys can be turned OFF Adjust the EHTG fan speed setting to provide the required amount of air from ...

Page 34: ...ol isolate the gas and the 240 Volt power supply adjacent to the unit 12 Remove and replace test point with the grub screw IMPORTANT If the unit does not ignite on the first attempt it may be a result of all air not being purged from the gas supply line The heater will attempt to ignite up to five times before locking out after which it will require a power reset If the heater does not attempt ign...

Page 35: ...th all other gas appliances in operation 2 The burner pressure is as indicated on the appliance data label 3 The temperature of the warm air at any outlet is not more than 45º C above the return air temperature 4 The fan continues to run while the burners are operating Once Confirmed Turn the heater OFF at the wall control Ensure that the burners and fan turn OFF then turn OFF the gas supply at th...

Page 36: ... 475 453 430 407 48 250 3 0 4 10 KU320 90 19 300 0 22 0 32 540 525 505 485 49 315 3 0 4 10 KU325 107 23 350 0 24 0 35 650 625 595 565 49 315 3 8 4 10 KU330 133 30 350 0 35 0 51 970 948 920 895 68 600 6 0 6 5 15 KE415 62 15 5 300 0 19 0 28 498 480 461 443 57 250 1 8 4 N A KE420 Std 82 20 300 0 22 0 32 581 561 541 521 58 315 2 5 4 N A XA 82 20 350 0 24 0 35 622 598 574 553 58 315 2 5 4 10 KE428 Std ...

Page 37: ...37 For technical support please call 1300 4KADEN 1300 452 336 NOTE Product warranty registration forms can be found online at www metalflex com au kaden or in the owner s manual 12 TECHNICAL SUPPORT ...

Page 38: ...38 Kaden Installer s Manual Ducted Gas Heaters NOTES ...

Page 39: ...39 NOTES ...

Page 40: ...B063650 Issue A ...

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