Quickie Rhythm, Technical & Service Manual

Page: 21 / 182

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©2006 Sunrise Medical
POWER BASE SECTION
Desktop 8 Amp Fully Automatic Charger
Pin 1
Positive
Pin 2
Negative
DC Output
Connector
Red Light Green Light Function
Off Off No AC power or no battery connected
Steady Steady Light test when AC connected
Off Slow Blink Charging (< 80% charged)
Off Fast Blink Charging (> 80% charged)
Off Steady Normal charge completed
Steady Off Undervoltage shut off, < 18.0 volts
Slow Blink Off Overvoltage shutoff, > 33.96 volts
Fast Blink Off Max timer shutoff, > 16 hours
Troubleshooting Tips
1. Check for battery voltage at chair’s charger input .
2. Check for continuity between cable (DC output and connection inside).
3. Check for AC voltage.
1. Check for possible blown fuse.
Pin 3
Inhibit Line
Battery Chargers
Chargers and Chargin g
Use the wheelchair manufacturer’s automatic charger for all routine •
charging.
The best recharge point for deep cycle batteries is roughly at 50%
•
discharge.
Never run batteries completely
fl at [total discharge]. •
Do not purchase automotive chargers. They are not designed to charge •
deep cycle batteries and will quickly ruin gel/sealed batteries.
Do not use chargers designed for wet battery charging with gel/sealed
•
batteries; their charging voltages are different.
Fig 1.13
Fig 1.14
Fig 1.15