Test Procedures; Testing The Motor - Invacare TDX-SP Service Manual

SERVICE MANUAL
7

Test procedures

7.1

Testing the motor

Requirements:
● Phillips screwdriver size 2
● digital multimeter with resistance measurement
● Remove the rear panel as described in Chapter 8.1.2.
● Pull the motor plug (3) out of the electronic module.
● Connect the digital multimeter to the motor plug contacts (3) and measure the resistance
between the contacts.
Note
A resistance of between 0.5 and 5 ohms indicates a motor ready for operation.
A resistance of between 15 ohms and infinity indicates a defective motor. High resistances are
normally caused by bad connections or worn carbon brushes.
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Invacare - TDX-SP / TDX-SP N