ACA ALLERTOR 125 Посібник з монтажу, експлуатації, технічного обслуговування та запасних частин - Сторінка 10
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Друкувати сторінкуTROUBLE-SHOOTING CHECK LIST
SYMPTOMS
A - Siren motor does not start and siren does not rotate.
POSSIBLE CAUSE
1.No power to motor controls
2.Defective magnetic starter relay
3.Burned or pitted magnetic starter relay
contacts
4.Loose connections in control panel
5.Overload is kicked out on starter relay
6.Electric motor windings either open or
shorted
7.Remote actuating system defective
8.Worn collector rings or brushes
9.Dirty or corroded collector rings
10.Loose connection on collector ring assembly
11.Ice in siren rotor-stator
B - Siren operates with difficulty or erratically.
POSSIBLE CAUSE
1.Siren air intake clogged
2.Build-up of foreign material between siren
rotor and stator
3.Rotation mechanism binding
C - Siren sounds but does not rotate.
POSSIBLE CAUSE
1.Foreign material jamming rotating
mechanism
2.Defective gear reducer
3.Broken jaw coupling
4.Loose setscrew on jaw coupling
5.Improper torque adjustment on drive chain
assembly
6.Chain slipping or off track
7.Broken drive chain
8.Upper or lower bearing seized
CORRECTIVE PROCEDURE
1.Check fuses and power supply
2. Replace relay
3. Replace relay
4.Check and repair
5.Trace overload and correct the cause
6.Test motor and replace
7.Trouble-shoot and correct
8.Replace
9.Clean and polish
10.Trace and repair
11.De-ice with hot antifreeze or hot air blower.
Do not use flame near fiberglass
CORRECTIVE PROCEDURE
1. Clear obstruction
2. Disassemble housing and clean. Air gap
should be .025 inch or more.
3. Inspect to determine cause and free-up or
replace defective parts
CORRECTIVE PROCEDURE
1.Clear obstructions
2.Replace
3.Replace
4.Retighten
5.Adjust torque spring to correct slippage
6.Adjust torque spring or replace chain
7.Repair broken links
8.Free-up and lubricate or replace
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