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Installation or Product problems?  Do not return to store of purchase.

Contact Canarm Service at 1-800-265-1833 (CANADA)  1-800-267-4427 (U.S.A.)

1-800-567-2513 (EN FRANCAIS)  Monday to Friday 8:00 - 5:00pm e.s.t.

WARRANTY

CANARM Ltd. warrants every new fan to be free of defects in material and workmanship, to the extent that, within a period 

of one year from the date of purchase CANARM Ltd. shall either repair or replace at CANARM’s option, any unit or part 

thereof, returned freight prepaid, and found to be defective.

This warranty does not include any labour or transportation costs incidental to the removal and reinstallation of the unit at 

the user’s premises.

Components repaired or replaced are warranted through the remainder of the original warranty period only.

This warranty applies to the original purchaser-user only; it is null and void in case of alteration, accident, abuse, neglect, 

and operation not in accordance with instructions.

NOTICE:  No warranty claims will be honored by CANARM Ltd. unless prior authorization is obtained.

CA-AG Series 

Instruction Manual 

M0016 -  02/15/16                                                                                                                                                    Page 1 of 5

Note:

Amps may increase when speed is reduced depending on control used.

Therefore leave a safety factor of 25% when determining controller

             load.  i.e.: 1.7 amps rated x 1.25 = 2.1 amps for sizing control.

These compact, high volume, corrosion resistant circulating fans are designed for use in livestock buildings.  They 

have been proven to provide healthier animals and greater yields.  These benefits lead to a short payback period of 

one to two years for the fans. The fans  circulate fresh air, relieve heat stress, eliminate dead air pockets, and help 

in controlling flies.  The fans also provide more comfortable working conditions and help control moisture.

READ AND SAVE THESE INSTRUCTIONS

INSTALLATION
The fans are provided with an adjustable 3-way mount.  They can be mounted to a wall, ceiling, or ceiling joist as 

shown in the diagrams.  The fan can pivot down and swivel side to side for accurate airstream control.

WARNING: Secure safety chain provided from ceiling to guard when using any type of ceiling mount.

(Chain can also be used to hold pivot angle when pivoting fan down. (See Figures 1.1, 1.2 & 1.3).

M0016 - 02/15/16                                                                                                                                                         Page 2 of 5

 

A

CA-AG Series Instruction Manual

Figure 1.2

MODEL

B

C

D

CA20AG

12.500

23.375

14.375

CA24AG

14.500

28.000

14.375

CA30AG

17.500

34.000

14.375

1/2’’ BOLT

#10 HARDWARE

5/16" BOLTS

MODEL

A

CA20AG

18.000

CA24AG

20.000

CA30AG

23.000

Figure 1.1

USE ONE 1/2’’ NUT AND 

BOLT THROUGH ENDS 

OF BRACKETS TO ALLOW

ROTATION.

1/2’’ BOLT

#10 HARDWARE

1/2’’ BOLT

OVERHEAD JOIST.
USE ONE LAG BOLT ON 
SIDE AND ONE ON TOP.

OVERHEAD BEAM
USE TWO LAG BOLTS
UP INTO BEAM.

ROTATE

LEFT & RIGHT

PIVOTS
DOWN

CEILING AND JOIST MOUNT (ROTATE & PIVOT)

CEILING MOUNT (PIVOT ONLY)

B

C

D

PIVOTS
DOWN

CA-AG CAN BE SUSPENDED
FROM A BEAM AS SHOWN.

Model

Size

Speed

HP

RPM

Volts

Amps

CA20AG-FVD1

20"

Variable

1/3

1625

115/230

4.2/2.1

CA24AG-GV11

24"

Variable

1/2

1100

115/230

6.4/3.2

CA30AG-GV11

30"

Variable

1/2

1100

115/230

6.4/3.2

ELECTRICAL CONNECTIONS

WARNING:

 BE SURE POWER IS OFF AT THE ELECTRICAL PANEL BEFORE WIRING.

WARNING

High Voltage,

disconnect power

before servicing.

!

WARNING: ALL ELECTRICAL WORK SHOULD BE PERFORMED BY A QUALIFIED ELECTRICIAN.

All motors are pre-wired at 240v in our factory. Rewire motor as per motor nameplate if running fan at 120v.  Please see the 

motor nameplate for wiring diagram.  Make electrical connections in motor connection box as per the motor nameplate. Follow 

chart #1 for wire sizes. 

CHART# 1

FAN CONTROL:
The fans can be controlled with manual or automatic thermostatic controls.  These variable speed fans can be operated on low 

in milder weather to re-circulate warm air down from the ceiling, circulate fresh air, help remove moisture, remove dead air 

pockets and move unwanted gases to the exhaust.  In hot weather operate the fans on high to relieve heat stress and help 

control flies.  For best cooling effect, direct the air stream across the animals head and shoulders.

M0016 - 02/15/16                                                                                                                                                         Page 3 of 5

Note:

•  NEC Article 310-5 - * Minimum conductor size for general wiring at 115-440VAC is number 14AWG.

• Above wire sizes based on approximate 5% voltage drop during starting; copper conductors; and 75˚C type THHW, THW, THWN, RH, RHW insulation etc.  For aluminum wire, 

increase two wire size steps minimum.  See NEC Article 310 for ampacities af aluminum conductors.

• Type  S, SO,  SJ, SJO, etc flexible cable wire sizes.  See NEC Article 400 for ampacity.

Table A - Minimum Wire Sizes for Three-Phase Motors

Motor

 25 to 50 Feet

100 Feet

150 to 200 Feet

HP

200V

230V

460V

200V

230V

460V

200V

230V

460V

1/8

14(18)*

14(18)*

14(18)*

14(18)*

14(18)*

14(18)*

14(16)*

14(16)*

14(18)*

1/6

14(18)*

14(18)*

14(18)*

14(18)*

14(18)*

14(18)*

14

14(16)*

14(18)*

1/4

14(18)*

14(18)*

14(18)*

14(16)*

14(18)*

14(18)*

14

14

14(18)*

1/3

14(18)*

14(18)*

14(18)*

14(16)*

14(16)*

14(18)*

12

14

14(18)*

1/2

14(16)*

14(18)*

14(18)*

12

14(16)*

14(18)*

10

12

14(18)*

3/4

14(16)*

14(16)*

14(18)*

12

14

14(18)*

10

10

14(16)*

1

14

14(16)*

14(18)*

12

12

14(18)*

8

10

14(16)*

1-1/2

12

14

14(18)*

10

10

14(16)*

6

8

14

2

12

12

14(18)*

8

10

14(16)*

6

6

12

3

10

12

14(18)*

6

8

14

4

6                 12

Table B - Minimum Wire Sizes for Single-Phase Motors

Motor

 25 to 50 Feet

100 Feet

150 to 200 Feet

HP

200V

230V

460V

200V

230V

460V

200V

230V

460V

1/8

14(18)*

14(18)*

14

14(18)*

12

14(18)*

10

8

14

1/6

14(16)*

14(18)*

12

14(18)*

10

14(16)*

6

6

12

1/4

14

14(18)*

10

14(16)*

8

14

6

4

10

1/3

14

14(18)*

10

14(16)*

8

14

6

4

10

1/2

12

14(18)*

8

14

6

12

4

3

8

3/4

10

14(16)*

6

12

4

10

2

1

6

1

10

14(16)*

6

12

4

10

2

1

6

1-1/2

8

14

6

12

3

8

1

1/0

6

2

8

14

4

10

2

8

1/0

2/0

4

3

6

12

3

8

1/0

6

2/0

4/0

3

MODEL

A

CA20AG

17.375

CA24AG

19.375

CA30AG

22.375

A

Figure 1.3

PIVOTS

 DOWN

WHEN MOUNTING FAN TO
WALL USE BOTH NUTS AND 
BOLTS ON THE EXTENSION
ARM AND TWO LAG BOLTS
TO SECURE TO WALL.

WALL MOUNT (PIVOT ONLY)

5/16" BOLTS

1/2" BOLT

#10 HARDWARE

FAN LOCATION:
These fans should be positioned to move air in stagnate locations, or  to generate airflow over livestock to keep them cool, and 

keep flies away.  Some typical fan layout options are listed below. 

1.  ELIMINATING STAGNATE LOCATIONS IN FORCED AIR VENTILATED BUILDINGS

To move air in stagnate locations, position fan or fans to force air through.  See Figure 2.

NOTE: Depending on size of stagnate area, more or less fans may be used.

Building

Wall

Stagnate

Area

Figure 2

Air Stream Through Building

Example of Moving Air in Stagnate Area

2.  GENERATING AIR FLOW IN NATURALLY VENTILATED BUILDINGS.
To generate airflow over livestock, fans should be spaced according to velocity diagrams below.  A general rule of thumb is to 

space them at a distance that will maintain a flow of 200ft/min.  For example, CA24AG-GVII should be spaced out approximately 

every 55ft.  (See Figure 3 for typical layout, see velocity mapping diagrams on next page.) 

NOTE: Fans spaced so minimum airspeed is 200ft/min.

(Typical “racetrack” configuration for naturally ventilated buildings).

Figure 3

10 ft.

10 ft.

20 ft.

10 ft.

10 ft.

55 ft.

55 ft.

55 ft.

55 ft.

M0016 - 02/15/16                                                                                                                                                         Page 4 of 5

 

WARNING:  MOTORS ARE EQUIPPED WITH AUTOMATIC OVERLOAD PROTECTION AND MAY RESTART

                  WITHOUT WARNING.  ALWAYS DISCONNECT POWER BEFORE ATTEMPTING TO SERVICE.

MAINTENANCE:

WARNING

Moving parts,

disconnect power

before servicing.

!

These fans are virtually maintenance free. Motor, blade and especially the guard, should be kept clean of any dirt build up to 

prevent premature motor failure and to achieve proper performance.

CAUTION:  If using a variable speed control, the minimum speed setting on the control should be set to half of the full load 

voltage. (i.e. If fan is wired at 230V, the minimum speed setting should be set to run the fan at 115V).

CAUTION:  When operating the fans in cooler weather be careful not to direct the airstream on to the animals.  Cold drafts can 

cause health problems.

(Recommended for wider areas)

CA24AG-GV11

ft.

ft.

(Recommended for long narrow areas)

CA20AG-FVD1

ft.

ft.

VELOCITY MAPPING DIAGRAMS

CA30AG-GV11

(Recommended for wide, long areas)

ft.

ft.

CANARM LTD. 

CANARM LTEE. 

2157 PARKEDALE AVENUE 

8500 RUE GRENACHE 

BROCKVILLE, ONTARIO K6V 5V6 

ANJOU, QUEBEC H1J 2B1 

TELEPHONE: (613) 342-5424 

TELEPHONE:  (514) 353-2255 

FAX: 1-800-263-4598 

FAX:  (514) 353-2522 

E-MAIL: [email protected] 

E-MAIL: [email protected] 

M0016 - 02/15/16                                                                                                                                                         Page 5 of 5

 

CANARM LTD. - ARTHUR MANUFACTURING SITE 

#7686 Concession 16, RR 4

Arthur, ON N0G 1A0 Canada

Tel: (519) 848-3910

Tel: 1-800-260-5314

Fax: (519) 848-3948

E-MAIL: [email protected] 

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