American Diagnostic Corporation (ADC) ADC Proper Maintenance User Manual
Just in case, Adc guidelines

JUST IN CASE . . .
ADC GUIDELINES
for the Proper
Maintenance,
Handling, Cleanup,
and
Transportation
of
Mercurial Blood
Pressure Devices
PROBLEM
LIKELY CAUSE
RESOLUTION
Air Bubble in
• Insufficient amount
• Add mercury by following the instructions
cartridge tube
of mercury
in this manual
during inflation
• Air trapped in
• To remove trapped air, tap reservoir while
reservoir
system is inflated
Blood Pressure
• Excessive deflation
• Be sure to deflate the inflation system at
Reading seems High
rate
the recommended rate of 2-3mmHg/sec
• Air flow blockage
• Change top cap filter
• Clean or replace mercury
Blood Pressure
• Mercury level low
• Add mercury
Reading seems Low
Dirty cartridge tube
• Mercury has oxidized
• Clean tube in accordance with enclosed
leaving a silver gray
instructions
residue
Mercury bouncing in
• Filters need
• Change top cap filter
tube during inflation
replacements
or deflation
Mercury drops
• Leak at seals
• Make sure cartridge tube is securely seated
appear outside the
• Replace silicone gaskets at top and bottom
top or bottom of the
of tube
cartridge tube
Mercury rises or
• Air flow blockage
• Change top cap filter
falls slowly
• Clean tube in accordance with enclosed
instructions
Mercury separates in
• Excessive deflation
• Be sure to deflate the inflation system at
tube during deflation
rate
the recommended rate of 2-3mmHg/sec
• Trapped air
• To remove trapped air, tap reservoir while
system is inflated
IB p/n: 9353B-00 - rev 4
To Register Your Product, visit us
at www.adctoday.com
and follow the links
Consult this manual for basic service
and maintenance procedures mentioned
in this troubleshooting guide.
If any of the problems persist, contact
ADC’s Customer Service Department
Toll-Free at 1-800-ADC-2670.