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Replacing the Heart Rate Monitor Battery

1

Remove the sleeve   from the heart rate monitor module.

2

Use a small Phillips (00) screwdriver to remove the four 

screws on the front of the module.

3

Remove the cover and battery.

4

Wait 30 seconds.

5

Insert the new battery under the two plastic tabs   with the 

positive side facing up.

NOTE: 

Do not damage or lose the O-ring gasket.

The O-ring gasket should remain around the outside of the 

raised plastic ring.

6

Replace the front cover and the four screws.
Observe the orientation of the front cover. The raised screw 

 should fit in the matching raised screw hole on the front 

cover.

NOTE: 

Do not overtighten.

7

Replace the sleeve.

After you replace the heart rate monitor battery, you may need 

to pair it with the device again.

Caring for the Heart Rate Monitor

NOTICE

A buildup of sweat and salt on the strap can decrease the ability 

of the heart rate monitor to report accurate data.

• Rinse the heart rate monitor after every use.
• Hand wash the heart rate monitor after every seven uses or 

one pool swim, using a tiny amount of mild detergent, such 

as dishwashing liquid.

NOTE: 

Using too much detergent may damage the heart rate 

monitor.

• Do not put the heart rate monitor in a washing machine or 

dryer.

• When drying the heart rate monitor, hang it up or lay it flat.

Heart Rate Monitor Specifications

Battery type

User-replaceable CR2032, 3 V

Battery life

Up to 1 yr. at 1 hr./day

Water resistance

5 ATM

1

Operating temperature range

From -10° to 50°C (from 14° to 122°F)

Wireless frequency

2.4 GHz @ 8 dBm nominal

Limited Warranty

The Garmin standard limited warranty applies to this accessory. 

For more information, go to 

www.garmin.com/support/warranty

.html

.

The device withstands pressure equivalent to a depth of 50 m. For more 

information, go to 

www.garmin.com/waterrating

.

Heart Rate Monitor Instructions

3

Summary of Contents for 03699

Page 1: ...HRM PRO Owner sManual...

Page 2: ...use of this product Garmin the Garmin logo and ANT are trademarks of Garmin Ltd or its subsidiaries registered in the USA and other countries Garmin Connect HRM Pro and TrueUp are trademarks of Garmi...

Page 3: ...ing and Setup 1 Running Dynamics 1 Heart Rate While Swimming 2 Activity Tracking 2 Heart Rate Storage for Timed Activities 2 Linking to Fitness Equipment 2 Troubleshooting 2 Caring for the Heart Rate...

Page 4: ......

Page 5: ...ou pair the first time your device automatically recognizes the heart rate monitor each time it is activated Pairing the Heart Rate Monitor With the Garmin Connect App To use the activity tracking fea...

Page 6: ...paired Garmin device and the heart rate monitor records your heart rate data even if you move away from your device For example you can record heart rate data during fitness activities or team sports...

Page 7: ...sweat and salt on the strap can decrease the ability of the heart rate monitor to report accurate data Rinse the heart rate monitor after every use Hand wash the heart rate monitor after every seven...

Page 8: ...ce 3 D data storing 2 G Garmin Connect 1 H heart rate monitor 1 3 pairing sensors 1 P pairing ANT sensors 1 2 Bluetooth technology 2 heart rate monitor 1 smartphone 1 R replacing the battery 3 running...

Page 9: ......

Page 10: ...support garmin com TA 2019 5398 TRA REGISTERED No ER77057 19 DEALER No 0015955 08 GUID 8918512F 8099 433F 86CC 3E8249295E07 v2 September 2020...

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