Maintenance Schedule & Procedures
906-0731-04-01 Rev. C ZOLL Ventilator Service Manual 3–17
RTC Battery Replacement (Every 4 Years)
The RTC Battery within ZOLL 731 Series ventilators should be replaced Every 4 years, or when prompted by the
device. Service Code 3110 “RTC Battery Low” will display on start up if the RTC battery is less than or equal to 2.5
VDC. The ventilator will remain fully functional when this occurs.
Required Every 4 Years
RTC Battery Replacement Instructions
Scan Or Click To Watch Video
Required Equipment:
• 4 Year Service Kit.
• #1 and #2 Phillips bits.
• 3/8th” Keps Nut bit
• Torque Driver
Step Removal Instructions
1.
For complete written instructions, refer to the section “4 Year Maintenance Kit” within the
service kits chapter. (Click to Jump)
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