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Exam/Procedure Light
Service Manual
LS-135 & LS-150 Halogen Exam Lights
Owner’s Manual
TABLE OF CONTENTS
LS-135 & LS-150 HALOGEN EXAM LIGHT . . . . . . . . . . .1
ASSEMBLY INSTRUCTIONS FOR LS-135 & LS-150 . . .3
OPERATION OF FLEXIBLE ARM . . . . . . . . . . . . . . . . . .7
LAMP REPLACEMENT . . . . . . . . . . . . . . . . . . . . . . . . . .8
CLEANING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
WARRANTY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
ORDERING INFORMATION . . . . . . . . . . . . . . . . . . . . .10
SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11
SERVICE INFORMATION . . . . . . . . . . . . . . . . . . . . . . .13
DISASSEMBLY INSTRUCTIONS . . . . . . . . . . . . . . . . . .14
LS-135 & LS-150 HALOGEN EXAM LIGHT
Thank you for purchasing your new Halogen Exam Light by Welch Allyn, the worldwide leader in illuminated medical diagnostic instrumentation. By following the use and care guidelines given in this booklet, you will enjoy years of dependable, trouble-free service from your new exam light.
This exam light can be used for topical examinations of the skin such as abrasions, foreign body removal, and other similar applications.
WARNINGS & CAUTIONS:
CAUTION: All users of this exam light should be thoroughly trained in the medical examinations appropriate to the equipment. Furthermore, they should read and understand the instructions contained within this manual before use. Failure to do so may result in injury to the patient or damage to the equipment.
CAUTION: Do not use the LS-135 or LS-150 for transillumination, as erythema may result. Contact Welch Allyn regarding appropriate lights for transillumination applications.
INTENSE LIGHT: Lamp is extremely bright. Do not stare at the lamp when in use. May be harmful to eyes.
CAUTION: Remove power cord from electrical outlet and allow lamp to cool 10 minutes before replacing with Welch Allyn lamp. For the LS-135 use lamp No.: 04430 and for the LS-150 use lamp No.: 04450.
DANGER: Electric Shock Hazard - do not disassemble the instrument. Refer servicing to qualified service personnel. There are no user serviceable parts other than the lamp.
CAUTION: Use the examination light in its intended working range of 12 to 36 inches. Exposures at closer distances may be harmful to skin.
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DANGER: Risk of explosion if used in the presence of Flammable anesthetics.
IPXØ: Not protected against the ingress of water.
HOT SURFACE: Lamp surface is hot. May be harmful to skin if touched.
Guidelines for the safe use of the LS-135 & LS-150 include:
General good practices to minimize risk of harm to the skin from optical radiation hazards include: minimizing illumination intensity at the tissue examination site, minimizing exposure times, and taking additional precautions when skin sensitivity has been altered through tissue trauma or the use of anesthesia.
General good practices to minimize risk of harm to the eyes from optical radiation hazards include: avoiding looking at bright light sources and their reflections, and protecting eyes where normal pupil sizes and aversion responses are not present.
SWITCH: Switch operation is described as follows:
Off position when rocker switch is oriented towards this marking.
On or full light intensity position.
On or low light intensity position (LS-135 only).
NOTE: This product complies with current required standards for electromagnetic interference and should not interfere with other equipment or be affected by other compliant devices. As a precaution, avoid using this device in close proximity to other equipment.
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