Cover Image close this bookBlood Pressure Measuring Equipment
Principles, Use, Maintenance (TOOL, 1992) close this folderC
Fault finding table View the documentC.1 Faults in the mercury-
type manometer View the documentC.2 Faults in bellows-type
manometer View the documentC.3 Faults in the cuff and tubing
View the documentC.4 Faults in the pumping bulb  C.2 Faults in
bellows-type manometer   6 Zero indication not correct; slight
difference  7 Zero indication not correct; major difference  8
Pointer does not move at all   6 Dial has moved  Wear and tear
7 Pointer loose  Tube connection pipe got loose (American model)
Mechanism damaged  8 Opening where pressure is applied is
blocked The mechanism is blocked   6 If possible move the dial
until correct zero indication Replace unit  7 Readjust pointer
Do zero adjustment procedure according to instructions of
manufacturer Check mechanism, if necessary replace unit  8 Check
the opening for blockage  Open the meter and check the mechanism
When checking pressure wi