Carrier EACA, Installation And Operation Manual

Page 1: ...00 4 0020 2020 Manual for Installation o Operation o Maintenance CAUTION Read installation instructions and rules carefully for safe operation Exercise the usual precautions when working with high voltage Form IM EACA 01 Date t 03 ...

Page 2: ...art Replacement part list List of figures Figure 1 Figure 2 Figure 3 Table 1 Figure 4 Figure 5 Figure 6 Figure 7 Figure 8 Figure 9 Figure 10 Air flow sensor diagram Reducing ozone in high altitude applications Cleaning the ionizing collector cells Symptoms of excessive arcing or zapping Unit dimensions Technical specifications Typical HVAC system configurations Sheet metal transitions Turning vane...

Page 3: ...c Code NEC for special requirements Recognize safety information This is the safety alert symbol Z_ When you see this symbol on unit or in instructions and manuals be alert to potential for personal injury Understand the signal words DANGER WARNING and CAUTION These words are used with the safety alert symbol DANGER identifies the most serious hazards which will result in severe personal injury or...

Page 4: ...rcollector cells Thisallowsthe ionizing collector cellsto providecleanairfor a longer periodbetween washings Theprefiltered airthenpasses throughatwo stage Electronic AirCleaner Inthe first stage all airborneparticulate evensubmicronsize are electronically charged positive astheypassthroughtheionizer Theionizer fieldissetupby a coronadischargeemanating from thefine tightlystrungwiressuspended betw...

Page 5: ... power tray assembly Prefilters Trap large particulates before it enters the ionizing collector cells Power Tray Assembly Contains the indicating light solid state power supply contact boards and electrical controls including ON OFF switch and safety interlock switch Awidng compartment is provided at the rear of the tray allowing the option to permanently wire the unit directly to a furnace contro...

Page 6: ...ions cordless phones and refrigerators produce some amount of ozone The average homeowner can detect the smell of ozone concentrations as low as 25 to 100 ppb parts per billion The design of this unit has been tested and ozone production is approximately half of the published permissible limits established by the Environmental Protection Agency These limits recommend that the concentration of indo...

Page 7: ... the thermistor and this cooling down effect allows the electronic AFS to understand that the furnace blower is moving air and the Electronic Air Cleaner must turn on to provide air cleaning If the air cleaner is installed in a location that is dusty and dirty the sensor on the AFS can become coated with dirt and lint This coating can insulate the AFS and keep it from operating properly To clean t...

Page 8: ...fully adjust the jumper settings from HIGH to MED Ensure that the jumper is firmly seated in the terminal 5 Replace the power tray cover and secure it with the two screws 6 Replace the access door and turn the unit ON This procedure will slightly reduce the output voltage minimize arcing and reduce ozone production If the condition does not improve repeat the above procedure and move the jumper se...

Page 9: ... cell This will prevent accidental shorting of the cell and reducethe need for further maintenance Use the following procedure when replacing an ionizing wire 1 Ensure that all power to the Electronic Air Cleaner is OFF remove the access door and remove the ionizing collector cells from the unit 2 Carefully remove all remains of the broken wire 3 Grip the new wire at each end of the wire with your...

Page 10: ...working A The air cleaner is fine as long as both the Red and Green lights are coming on Try turning the HVAC blower OFF and then turning the Electronic Air Cleaner on This should solve the problem Q What is the zapping noise I m hearing from my unit Should I be concerned A The zapping or popping noise that you are hearing is the sound of larger particles being vaporized by the ionizing collector ...

Page 11: ...e unit ON and then turn the blower back on Wf the Red and or Green light does NOT come on after a storm the power supply in the Electronic Air Cleaner may be short circuited Contact a local HVAC contractor for further information Q My installer told me to keep my HVAC system blower running all the time but I don t want to increase my power bill What should I do A It is recommended that you keep yo...

Page 12: ...y on some installations new homes for example where there is new carpeting plaster dust or excessive cigarette smoke Figure 3 To remove ceils and prefilter 1 Push air cleaner switch to the OFF position Wait 15 seconds Open door access panel 2 Carefully remove cells and prefilter s and set aside in a safe place 3 Do not drop the ionizing collector cell This could cause damage to the cell plates or ...

Page 13: ...ionizing wires directly with the hose The water pressure can cause the wire to snap and break The cell frame should be thoroughly rinsed along the edges to dislodge any trapped lint or dirt Carefully wipe a damp cloth or sandpaper not emery cloth along the ionizing wires 6 Stand cells and prefilters up to drain Let dry two hours You may experience a slight discoloration of the aluminum collector c...

Page 14: ...apy water and rinse weE_ Qualified HdAC contractor must instafi AFS or rewire air cleaner To the HdAC system blower Repair or replace the component Uncommon occurance check for good common ground for air c_eaner Ensure that there is a good connection between the top of the ionizing collector cell and the bottom of the contact board assembly Contact HdAC contractor Reset circuit breaker Replace fus...

Page 15: ...hes MM Inches MM Inches MM Inches MM Inches MM 0020 24 4 6 6 7 7 8 453 20 5 16 531 22 1 2 572 24 7 8 632 7 8 18 21 7 16 545 0014 20 4 5 4 3 7 8 352 6 5 16 429 22 1 2 572 24 7 8 632 71 8 18 21 7 16 545 2020 24 4 6 6 7 7 8 453 20 5 16 531 19 483 21 3 8 543 7 8 18 8 5 8 473 13 ...

Page 16: ...ained experienced serviceman should install this electronic air cleaner A thorough checkout of the unit installation should be completed before unit operation Electrical shock can cause sedous injury or death 14 ...

Page 17: ... 60Hz 1PH MAXIMUM RATED AIR FLOW 1400 CFM 2000 CFM 400 CFM 2380 m_ hr 3400 m3 hr 2380 mhr MAXIMUM PRESSURE DROP 11 inch w g 14 inch w g 11 inch w g 400 CFM 2000 CFM 400 CFM CELL WEIGHT 2 CELLS IN EACH UNIT 0 Ibs each 2 Ibs Each 9 Ibs Each 4 45 kg 5 45 kg 4 0 kg UNIT WEIGHT 32 Ibs 361bs 36 Ibs 14 6 kg 6 4 kg 6 4 kg MAXIMUM POWER CONSUMPTION 40 watts 48 w_ ts 40 watts ELECTRICAL OUTPUT 2 5mADC 3 2 m...

Page 18: ... is mounted vertically where return air enters side inlet of furnace _AIR CLEANER OFFSET INSTALLATION If there is less than 7qn for mounting the air cleaner between the duct and the furnace move the return air drop SPACE SAVER HIGHBOY Installation beneath furnace Cleaner mounts horizontally where return air enters from below Raise furnace by installing a suitable wood structure and install air cle...

Page 19: ...nstalled upstream of the cooling coil This will keep the coil clean and reduce air conditioning coil maintenance Improved cooling efficiency is the result and directly affects energy costs A clean coil will reduce utility costs If the air cleaner is downstream of the cooling coil condensation will form on the cooled collector plates when the air conditioner cycles This will allow water droplets to...

Page 20: ...ced air furnace and cooling systems Transitions If the air duct does not fitthe air cleaner cabinet opening gradual transitions are recommended to reduce air turbulence through the air cleaner and maximize efficiency Not more than 20 about 4 per running foot of expansion should be used on each side of the transition fitting Figure 4 Outdoor Air When outdoor air is added to the return air duct suff...

Page 21: ...cated inside the bottom of the cabinet This spacer is secured to the cabinet using a 6 32 round head Phillips drive thread cutting screw to assure installation of the cells in the proper position with respect to airflow Figure 6 2 Remove the screw and reposition the spacer in the alternate hole at the bottom of the cabinet Figure 6 3 Replace the screw to insure the plastic spacer is not accidental...

Page 22: ... a hazardous condition 2 Check the ratings given on the product to make sure it is suitable for your application 3 Select a location for the air cleaner 4 Remove the old furnace filter and discard 5 The air cleaner cannot remove existing dirt from the blower and ducts Clean the areathoroughly before you begin 6 Remove unit access panel and slide the prefilters and ionizing collecting cells out of ...

Page 23: ...d at the factory be especially careful not to cover the air flow sensor orifice when sealing the air cleaner and ductwork This hole is located on the right hand side of the enclosure that holds the power pack assembly when facing the unit The hole is 3 16 in diameter and is located on the front of the power tray assembly In applications with minimum air flow it is helpful to seal any openings on t...

Page 24: ...age is present in the junction box The following should be completed to supply input power to the air cleaner FURNACE APPUCATION It is recommended to use EAC 1 and EAC 2 terminals when provided by the furnace circuit board These outputs will provide 120 vac whenever the blower motor is energized Furnace circuit boards without EAC 1 and EAC 2 terminals MUST use alternate methods to supply to supply...

Page 25: ...y to a dedicated 120V power source the lights will come on immediately and stay on for as long as the ON OFF switch is in the ON position regardless of the HVAC system blower operation This type of installation is NOT recommended due to the excessive production of ozone See the section entitled FACTS YOU SHOULD KNOW ABOUT YOUR ELECTRONIC AiR CLEANER OZONE for more information 4 Wait approximately ...

Page 26: ...Trouble The air cleaner is equipped with a Red CELL ENERGIZED light for indicating proper unit operation When the unit is in normal operation with the HVAC system fan running access door in place and rocker switch in the ON position and the Red CELL ENERGIZED light is not lit the problem is a shorted secondary Although failure of the indicating light itself should not be overlooked this condition ...

Page 27: ...rmer from damage 3 If the fuse is NOT blown check the ON OFF switches and safety interlock switch for proper engagement and operation This can be completed using a volt ohm millimeter on a scale that will measure ohms as low as 1 0 If you are using the recommended meter previously mentioned in this manual set the meter to read 200 ohm and proceed with Steps 4 through 6 4 Remove the fuse Connect on...

Page 28: ...d to a shorted collector cellisreadily shown bytheRedCELL ENERGIZED lightandcan bequickly isolated byasimple procedure Todetermine ifashortexists inoneorbothofthecollector cells turntheElectronic AirCleaner OFFandremove bothelectronic cellsfromthecabinet Shut thedoor andrepower theunit IftheRedCELLENERGIZED lightcomeson anelectrical short exists inoneorbothoftheelectronic cells Replace thecellsint...

Page 29: ...s 120 volts 60 Hz 2 Remove front door assembly panel 3 Remove power pack access cover 4 Check the high voltage contact board assembly s for damage or carbon tracking 5 Make connections from the high voltage probe to the multimeter in accordance with the operator s manual The meter should be set for reading DC voltage on the 20 volt full scale 6 Attach the high voltage probe ground lead to the cabi...

Page 30: ...nd of the high voltage probe to either the front or rear contact board assembly Figure 10 The meter should read 6 2 kVDC or higher 11 If no voltage is present check the power supply Set the multimeter for reading AC voltage at 200 volt full scale and attach meter test leads 12 While depressing the safety lever touch the two transformer output lead junctions to the power supply board with the meter...

Page 31: ...put AC power available _ yes No Is the safety interlock system OK _ t No Is ON OFF switch working L Yes N_r Yes Is cell dirty or defective _ _No No Are contact boards OK _ _yes No Is the power supply wiring OK _ Jryes Yes Is power supply defective _ _ No Is transformer defective t Y_s Is cell crackling and snapping _NO Is cetl sizzling 29 ...

Page 32: ...fective ON OFF switch 4 Inspect AFS for proper location and operation 1 Remove anyobiects between adiacent collector plates 2 Replace corroded or carbonized insulators 3 Replace any broken ionizing wires 4 Wash dirty cells 1 Replace contact board if contacts are corroded and carbonized 2 Replace any defective wires 3 With alcohol clean dirt build up on contacts and let dry thoroughly I1 Repair or ...

Page 33: ...CONI ACT 31 ...

Page 34: ... ON OFF Switch 5 interlock Switch 6 Cabinet Assembly 7 Pre Filter 2 package 8 Cell Ionizing Collecting 9 ionizing Wire Assembly Full Set package 10 Front Panel Assembly 11 Contact Board Assembly 2 package 12 Charcoal Filter optional not shown 2 package 13 Stepdown Transformer 120V to 24V 0014 0020 13A Stepdown Transformer 240V to 24V 2020 14 insulator 6 package 15 Cell Key not shown 16 Power Tray ...

Page 35: ...APPLY TO YOU THE EXPRESSED WARRANTIES MADE tN THIS WARRANTY ARE EXCLUSIVE AND MAY NOT BE ALTERED ENLARGED OR CHANGED BY ANY DISTRIBUTOR DEALER OR OTHER PERSON WHATSOEVER ALL WORK UNDER THE TERMS OF THIS WARRANTY SHALL BE PERFORMED DURING NORMAL WORKING HOURS ALL REPLACEMENT PARTS WHETHER NEW OR REMANUFACTURED ASSUME AS THEIR WARRANTY PERIOD ON LYTHE REMAINING TIME PERIOD OF THIS WARRANTY THE MANUF...

Page 36: ...erves the r ght todis ont nue orchange at any time specifications or designs w thout notice and without incurring ob igations Form No IM EACA 01 Catalog No 63EA CA1 Pri_sted Jn U S A 1 03 Replaces EACA 1SI II EACA 14 1 ...