UBTC UGS 54509 Instructions page 87

Eliminate Faults
Problem
No power.
No display
appears on
the display
screen.
Measurement
values appear
too high or
too low.
Care
• Keep the unit in the storage case when not in use.
• Clean the unit with a soft dry cloth. Do not use
any abrasive or volatile cleaners.
• Never immerse the unit or any components in
water.
• Use the unit consistent with the instructions provi-
ded in this manual. Use only authorized parts and
accessories.
Causes and Solutions
Replace all the worn batteries with two
new ones.
Check the battery installation for proper
placement of the batteries polarities.
Blood pressure varies constantly. Many
factors including stress, time of day, how
you wrap the cuff, may affect your blood
pressure. Review the sections «Proper
Way of Measurement» and «Take a
Measurement».