HeartWare HVAD Pump - Page 78

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Appendix
Reference Guides
Alarms and Emergencies
Patient Management
Surgical Implant and Explant
Monitor
Peripherals and Accessories
HVAD
®
Pump Overview
Introduction
74 HVAD® Instructions for Use
4.3 Using the HeartWare
®
Batteries (continued)
The controller will provide 3 indications for when to change a battery:
1. Battery indicator will show 1 yellow light.
2. Alarm indicator will be solid yellow.
3. Display will read [Low Battery] [Replace Battery].
Figure 49: Replace Depleted Battery Message on Controller
Alarm Indicator
Active Battery
Indicator
Low Battery 1
Replace Battery 1
Battery Indicator 1
Controller Display
If a depleted battery is not exchanged, eventually a high priority alarm will sound, the Alarm

Battery]. A charged battery or adapter (AC or DC) should be attached immediately to the

time.
WARNING! 
since this will stop the pump. At least one power source must be connected at all times.
WARNING! ALWAYS keep a spare controller and fully-charged spare batteries available at all times in
case of an emergency.
CAUTION: ALWAYS recharge fully depleted batteries within 24 hours to avoid permanent battery
damage.