Zeiss Axioskop 2 plus Operating Manual page 52

Carl Zeiss
Fig. 2-30 HBO 100 W transformer
4 0 4 0
9 0 9 0
Fig. 2-31 Removing the HBO 103 illuminator
2-20
START-UP
Attachments and conversions
After expiry of the average operation time of
300 h, the HBO 103 W/2 mercury vapor short-arc
lamp must be exchanged.
The operating time of the lamp can be checked on
the
transformer.
Follow the following steps when changing the
HBO 103 W/2 lamp:
• Remove or unscrew the line plug and the HBO
103 plug from the HBO 100 W transformer.
• Wear protective mask and safety gloves.
• Use SW 3 ball-headed screwdriver to loosen
clamping screw (2-31/2) and remove HBO 103
illuminator (2-31/3) from the incident-light tube
(2-31/1) of the microscope stand.
• Use focusing knob (2-32/3) to bring collector to
the position at the very front (in the direction of
the light).
• Use ball-headed screwdriver to loosen clamping
screw for lamp housing (2-32/2) and carefully
remove lamp housing (2-32/1) from the lamp
mount (2-33/3) in an upward direction.
• Press down the spring clip (2-33/4) remove the
defective lamp (or transport locking pin) with
heat sink from the holder in the illuminator
socket (2-33/2). There is no need to break the
wire connection.
counter (2-30/1) of
Axioskop 2 plus
Axioskop 2 mot plus
the HBO 100 W
B 40-075 e 10/03