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3M Littmann Classic III User Manual

3M Littmann Classic III
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Classic Stethoscopes
Littmann
®
ClassicIII
Stethoscope
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3M Littmann Classic III Specifications

General IconGeneral
Chestpiece MaterialStainless Steel
Warranty5 years
Acoustic Performance7
Ear Tip MaterialSoft-sealing
Diaphragm TypeTunable
Chestpiece Diameter1.7 inches / 4.3 cm (small side: 1.3 inches / 3.3 cm)
Weight150 grams
Tubing Length27 inches / 69 cm
TypeAcoustic
ChestpieceDual-sided
Headset MaterialAnodized Aluminum
Colors AvailableBlack, Caribbean Blue, Raspberry, Plum, Green, Navy Blue, Burgundy

Summary

Stethoscope Usage Instructions

Proper Earpiece Placement

The stethoscope headset is angled for optimal ear canal anatomy fit. Eartips should point forward when inserting.

Adjusting Headset Tension

Modify headset tension by pulling eartubes apart (reduce) or squeezing together (increase) for a comfortable, secure fit.

Chestpiece Features and Operation

Selecting Active Chestpiece Side

The chestpiece has two sides; only one is active at a time, indicated by a stem mark. Rotate to switch sides.

Tunable Diaphragm for Sound Frequencies

Use light pressure for low frequencies and firm pressure for high frequencies to emphasize specific sounds.

Converting to Traditional Open Bell

The small chestpiece side can be converted to a traditional open bell by replacing the diaphragm with a nonchill sleeve.

Maintenance and Support Information

Cleaning, Disinfection, and Storage

Guidelines for cleaning with alcohol, soap/water, or bleach solutions, and proper storage to maintain the stethoscope.

Service and Warranty Program Details

Information on product registration, five-year warranty coverage, and contact details for service and repair inquiries.

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