Invacare TRx Power Positioning System Mobility Aid User Manual


 
TRD0000, TRx Owner’s Manual- Rev. 5.0, January 20, 2005
- 20 -
9.0
General
Maintenance
&
Safety
i) Battery Case Draw Test
1. Inspect battery for signs of corrosion, moisture and/or dirt that could
lead to unnecessary discharge of the battery.
2. Test with Voltmeter by placing one lead on the Positive (+) battery
terminal
3. Drag the other lead across the battery case (in different locations).
4. Voltmeter should read 0 (zero)
if the battery is not discharging
ii) No Load Voltage Testing
Test to determine the state of charge of the battery. Refer to the illustration below for testing instructions.
WARNING! Never attempt a voltage measurement with a test lead in the AMP (A) or MILLIAMP
(mA) input terminal. You may be injured or cause damage to the voltmeter.
MOTOR
CONTROLLER
Place lead on positive terminal
Drag second lead across
battery case
B
B
A
A
TTER
TTER
Y
Y
TESTING
TESTING
!
BLACK
RED