11
Air Bubble in car-
tridge tube during
inflation
Blood Pressure
Reading seems
High
Blood Pressure
Reading seems
Low
Dirty cartridge
tube
Mercury bouncing
in tube during in-
flation or deflation
Mercury drops
appear outside
the top or bottom
of the cartridge
tube
Mercury rises or
falls slowly
Mercury sepa-
rates in tube dur-
ing deflation
• Add mercury by following the in-
structions in this manual
• To remove trapped air, tap reservoir
while system is inflated
• Be sure to deflate the inflation sys-
tem at the recommended rate of 2-
3mmHg/sec
• Change top cap filter
• Clean or replace mercury
• Add mercury
• Clean tube in accordance with en-
closed instructions
• Change top cap filter
• Make sure cartridge tube is securely
seated
• Replace silicone gaskets at top and
bottom of tube
• Change top cap filter
• Clean tube in accordance with en-
closed instructions
• Be sure to deflate the inflation sys-
tem at the recommended rate of 2-
3mmHg/sec
• To remove trapped air, tap reservoir-
while system is inflated
• Insufficient
amount of mercury
• Air trapped in
reservoir
• Excessive deflation
rate
• Air flow blockage
• Mercury level low
• Mercury has oxi-
dized leaving a silver
gray residue
• Filters need re-
placements
• Leak at seals
• Air flow blockage
• Excessive deflation
rate
• Trapped air
PROBLEM LIKELY CAUSE RESOLUTION
