SL 20i
CLEANING AND MAINTENANCE
14
Figure-20 Cleaning Main Unit
Figure-21 Retaining Spring
Figure-22 Bulb
Figure-23 Notches
8126700-795
SL 20i
Issue 1.0
Printed on June,2019
WARNING:
RISK OF ELECTRIC SHOCK. ALWAYS DISCONNECT
THE POWER CORD FROM THE WALL AND THE INSTRUMENT
BEFORE PERFORMING ANY OF THE FOLLOWING CARE AND
MAINTENANCE PROCEDURES.
EXTERNAL CLEANING
Clean the external surfaces of this instrument using a clean,
soft cloth moistened with a mild detergent solution of liquid
dish soap (filtered below 5 microns). Refer to figure-20.
FOREHEAD/CHIN REST PREPARATION
For hygienic reasons, wipe the forehead rest with an alcohol
wipe and change the chin-rest papers after each patient.
CLEANING THE GUIDE PLATE
If the Guide Plate is dirty it may cause a rough feeling when
maneuvering the base of the slit lamp. Clean the Guide Plate
with a sift cloth lightly dampened with a mild soap and water
solution.
CHANGING THE HALOGEN BULB
WARNING:
NEVER REMOVE A BULB THAT HAS RECENTLY
BEEN IN USE AS IT WILL BE VERY HOT. WAIT UNTIL IT HAS
COOLED AND USE GLOVES OR A THICK CLOTH WHEN HAN
-DLING ANY HALOGEN BULB.
WARNING :
NEVER TOUCH A HALOGEN BULB WITH BARE
HANDS AS FINGERPRINTS WILL SHORTEN THE BULB LIFE.
1. Remove input power to the instrument.
2. Open the bulb door by rotating the Screw with hand as shown
in Figure 20.
3. Swing the retaining spring away from the Bulb.
Refer to figure-21.
4. Pull the Bulb Holder and Bulb from the unit. Refer fig.-22.
5. Replace the Bulb with the correct Bulb as indicated in the
Specifications
section of this manual.
6. Place the Bulb Holder back into the lamp housing.
NOTE:
Position the Bulb Holder so the cut out in the metal
collar of the Bulb lines up with the Notch in the lamp housing.
Refer to figure-23.
7. Move the retaining spring back into its original position.
Refer figure-21.
8. Close the bulb door.
Bulb
Bulb
Holder
Retaining
spring
Screw
Notch
Cut Out
Bulb
Holder
Retaining
Spring
Rotated
