Life Fitness C35 - Manual (Page 38)

H
EART
R
ATE
R
EADING
I
S
E
RRATIC
O
R
E
XTREMELY
H
IGH
If the chest strap is worn near sources of electromagnetic signals, these signals may be strong enough to elevate heart
rate readings. Possible sources include:
• Television sets and/or antennas, cell phones, computers, cars, high voltage power lines and motor driven exer-
cise equipment.
• Another heart rate transmitter within three feet, or one meter, may also cause abnormal heart rate readings.
6.4 T
ROUBLESHOOTING THE
H
AND
P
ULSE
S
ENSORS
If the heart rate reading is erratic or missing, do the following:
• Dry moist hands to prevent slipping.
• Apply hands to both sensors, one in each hand.
• Grasp the sensors firmly.
• Apply constant pressure around the sensors.
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