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Carrier Aira, Installation, Start-Up, And Operating Instructions Manual, Page: 4 / 16

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Carrier Aira Installation, Start-Up, And Operating Instructions Manual Download Page 4

Fig. 4—Transition Fitting Installation

A97057

AIR

CLEANER

OPENING

MAXIMUM 4" DROP

PER LINEAL FOOT

FURNACE
OPENING

AIR FLOW

FURNACE

AIR CLEANER

AIR FLOW

20

°

TRANSITION SECTION

Fig. 5—Turning Vanes Installation

A97058

TURNING VANES 

Fig. 6—Dimensional Drawing

Dimensions (In.)

MODEL

A

B

C

D

E

F

AIRAAXCC0014

20-1/2

13-7/8

16-1/4

22-1/2

25

7-1/4

AIRAAXCC0020

24-1/2

17-7/8

20-1/4

22-1/2

25

7-1/4

A97059

4 

1

⁄

2

″

20 

3

⁄

4

″

A

F

E

C

3 

1

⁄

2

″

2 

3

⁄

8

″

2 

1

⁄

8

″

30

°

5

⁄

8

″

3

⁄

16

″

B

D

4

Summary of Contents for Aira

Page 1: ...cautions attached to the unit Consult local building codes and National Electrical Code NEC for special require ments It is important to recognize safety information This is the safety alert symbol When you see this symbol on the unit and in instructions or manuals be alert to the potential for personal injury Understand the signal words DANGER WARNING and CAU TION These words are used with the sa...

Page 2: ...nly remove airborne contaminants delivered to it Maximum perfor mance is obtained when system blower is set for continuous operation Never use air cleaner to collect grease or other flammable contaminants Step 2 Installation Requirements The required location for the air cleaner is in the return air next to the blower compartment In this location the blower motor and cooling coils will be kept cle...

Page 3: ...of access panel and 12 in clearance above power rack cover plate for component removal and service space For complete dimensions required refer to Fig 6 Step 10 Direction of Airflow Through Air Cleaner NOTE Air cleaner is set up for left to right airflow when facing access door For right to left airflow remove prefilters and cells from cabinet 1 A plastic positioning spacer is located inside botto...

Page 4: ...RNACE AIR CLEANER AIR FLOW 20 TRANSITION SECTION Fig 5 Turning Vanes Installation A97058 TURNING VANES Fig 6 Dimensional Drawing Dimensions In MODEL A B C D E F AIRAAXCC0014 20 1 2 13 7 8 16 1 4 22 1 2 25 7 1 4 AIRAAXCC0020 24 1 2 17 7 8 20 1 4 22 1 2 25 7 1 4 A97059 4 1 2 20 3 4 A F E C 3 1 2 2 3 8 2 1 8 30 5 8 3 16 B D 4 ...

Page 5: ...ifferent use a transition See Fig 4 6 Mounting holes are provided for duct work attachment See Fig 8 The 0 140 in holes are sized for No 8 sheet metal screws or 1 8 in rivets If adjoining ductwork is flanged install screws so that screw heads are inside cabinet This will prevent damage to prefilters and optional charcoal after filter during removal and installation after cleaning 7 After unit has ...

Page 6: ... FLOW Mounted horizontally in return plenum just above furnace Fig 9 Basement Furnace A97062 AIR FLOW If there is less than 7 in for mounting air cleaner between duct and furnace move return air drop Fig 12 Offset Installation A97065 AIR FLOW Mounted horizontally in return duct or plenum just above furnace Fig 10 Downflow Furnace A97063 AIR FLOW 6 ...

Page 7: ... EAC 2 terminals must use alternate methods to supply 120 VAC to air cleaner via sail switch isolation relay or optional electronic airflow sensor Air cleaner should only operate when blower motor is running This unit cannot be powered directly from blower motor leads Voltages can exceed 190 VAC 120 v motors This can double with 240 v fan coil motor Step 6 Fan Coil Application If EAC 1 and EAC 2 t...

Page 8: ...d cell d Agitate prefilters up and down in solution until they appear clean e With hose rinse cells and prefilters Hose should be held about 10 in from cell plates and at slight angle for better cleaning results Cell frame should be thoroughly rinsed along edges to dislodge any trapped lint or dirt Carefully wipe damp cloth or sandpaper not emery cloth along ionizing wires f Stand cells and prefil...

Page 9: ...Fig 16 Maintenance Procedures A97069 REMOVE SOAK RINSE DRIP DRY REPLACE NOTE AIR FLOW DIRECTION ARROW SHOULD POINT TO THE FURNACE OR AIR HANDLER 9 ...

Page 10: ...ic air cleaner system blower should be running and air cleaner switch should be ON If there is supply line voltage at the service connections and no input voltage to power supply green light out outage can be located by checking operation of safety switch and interconnecting wiring with multimeter Refer to Circuit Diagram Fig 17 to check operation of switches Follow these steps 1 Assure that circu...

Page 11: ... further maintenance Use the following procedure when replacing ionizing wire Handle with care as parts are sharp a Carefully remove all remains of broken wire b Grip new wire at each end with your thumb and index finger While stretching wire to approximately 6 in allow 1 end of wire to uncoil between your thumb and index finger c Place 1 end of wire in slot in stainless steel support on collector...

Page 12: ...lls and measure power supply output While depressing safety switch touch end of high voltage probe to either front or rear contact board assembly See Fig 19 Meter should read 6 2 kVDC or higher 9 If no voltage is measured check power supply as outlined in power supply section 10 Set multimeter for reading AC voltage at 200 v full scale With test leads attached to multimeter touch 2 transformer out...

Page 13: ...able Part No KEAAC0101AAA if air cleaner cannot be wired directly to the EAC 1 or EAC 2 terminals Location of airflow sensor is shown in Fig 21 NOTE Be extremely careful not to cover airflow sensor orifice when sealing air cleaner and duct work This hole is located on right hand side when facing unit of power supply assembly The hole is 3 16 in diameter and is located approximately 3 in from front...

Page 14: ...Fig 22 View of Major Components A97175 OPTIONAL CELL CONTACT 14 ...

Page 15: ...s 3 Replace any defective momentary contact switch 1 Assure that ON OFF switch is turned ON 2 Repair or replace any loose wires or bad connections 3 Replace defective ON OFF switch 1 Remove any objects between adjacent collector plates 2 Replace corroded or carbonized insulators 3 Replace any broken ionizing wires 4 Wash dirty cell 1 Replace contact board if contacts are corroded or carbonized 2 R...

Page 16: ...ice Training plus hands on the products in our labs can mean increased confidence that really pays dividends in faster troubleshooting fewer callbacks Course descriptions and schedules are in our catalog CALL FOR FREE CATALOG 1 800 962 9212 Packaged Service Training Classroom Service Training Copyright 1999 CARRIER Corp 7310 W Morris St Indianapolis IN 46231 aira2si Manufacturer reserves the right...

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