V I I I . C A R E A N D M A I N T E N A N C E

Motor Brushes

The electric motors that power your power chair use carbon brushes. These brushes may become susceptible to wear over a long period of time.The motor brushes are the two contacts located inside the motor assembly that supply power to the motor.They are designedtoprovideseveralthousandhoursofoperation. However,ifthebrushesbecomedirtywithcarbondepositsorwearout,the motorwillrunpoorlyornotatall.

CAUTION! If an inspection determines excessive wear on the brushes, they must be replaced or motor damage will result. Failure to maintain the brushes could void your power chair’s warranty.

To inspect or replace the motor brushes:

1.Remove the seat and body shroud.

2.Unscrew the motor brush caps. See figure 25.

3.Removethebrushes.

4.Inspect for wear. See figure 26.

5.Replace brushes, if necessary. Contact your authorized Pride providerforreplacementbrushes.

When to See Your Authorized Pride Provider for Service

The following symptoms could indicate a serious problem with your power chair. If necessary, contact your authorized Pride provider.When calling,havethemodelnumber,serialnumber,natureoftheproblem,and thetroublecodeifavailable.

νMotornoise

νFrayed harnesses

νCracked or broken connectors

νUneven wear on any of the tires

νJerkymotion

νPullingtooneside

νBent or broken wheel assemblies

νDoesnotpowerup

νPowers up, but does not move

MOTOR BRUSH CAP

Figure 25. Motor

WORN MOTOR BRUSH

NEW MOTOR BRUSHES

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Figure 26. Motor Brushes

Corrective Maintenance

If the battery condition meter does not light up when you turn on the power:

νCheck the harness connections. Make sure they are tight.

νCheck the circuit breaker. Reset it if necessary.

νCheck the battery connections.

If the aboveconditionsprovenormal,youcanloadtestthebatterieswithabatteryloadtester.Thesetestersareavailableatautomotive parts stores. Disconnect both batteries before load testing and follow the directions that come with the load tester. If either one of the batteriesfailstheloadtest,replacebothofthem.Ifyourpowerchairstilldoesnotpowerup,contactyourauthorizedPride provider.

Quantum Jazzy 1400 Series Rev C Feb 04

www.pridemobility.com

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Image 43
Quantum 1470, 1420, 1400 manual Motor Brushes, To inspect or replace the motor brushes, Corrective Maintenance
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1470, 1400, 1420 specifications

The Quantum 6000 XL, 1650, and 1420 are advanced models designed for high-performance applications, showcasing cutting-edge technologies and remarkable features. These machines are engineered to meet the demands of various industries, providing efficiency and precision in their operations.

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In conclusion, the Quantum 6000 XL, 1650, and 1420 represent the forefront of technological innovation, each tailored to specific needs while sharing a foundation of robust performance, efficiency, and connectivity. These models are tailored for industries looking to leverage advanced machinery to boost productivity and operational efficiency.
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