Welch Allyn LS200 Procedure Light

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INDEX: FAILURE / CAUSE

LS200 ELECTRICAL

COMPLAINT / (CONDITION): CAUSE / CORRECTIVE ACTION:

__________________________ _____________________________

Illumination is intermittent .... loose connections, defective wiring or lamp(s) not

(light ‘flickers’) as arm is seated fully in holder. TROUBLESHOOT /

articulated. RESTORE connections /REPLACE defective parts.

(Customer should send

LS200 to Welch Allyn

for service.)

Switch produces arc .... switch is defective or wiring connections are loose /

or flash when operated. intermittent TROUBLESHOOT, REPLACE switch,

(Customer should send connectors.

LS200 to Welch Allyn

for service.)

Fails Dielectric strength .... transformer has electrical insulation failure/current

leak. REPLACE transformer.

Lamps blow very quickly, .... transformer output voltage is too high. Find cause,

less than 30 seconds. ex.: wrong transformer, input voltage too high,

incorrect bulbs.

T E C H N I C I A N N O T E S :

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Welch Allyn LS200 Procedure Light - Page 7