Zeiss Axiovert 200 Operating Manual page 54

Carl Zeiss
Fig. 2-30 Removal of N HBO 103 housing
Fig. 2-31 Changing the HBO 103 W/2 mercury
pressure short-arc lamp
2-24
START-UP
Illuminator N HBO 103
Use focusing knob (2-30/3) to bring collector
to the position at the very front (in the
direction of the light).
Use
clamping screw for lamp housing (2-30/2) and
carefully remove lamp housing (2-30/1) from
the lamp mount (2-31/3) in an upward
direction.
Press spring lever (2-31/4) downwards and
remove defective lamp (or transport lock) and
cooling body out of the mount in the lamp
base (2-31/2). The wire connection need not
be detached.
Loosen fixation screw (2-31/5) on the cooling
body (2-31/6) and remove cooling body. If the
cooling body cannot be removed (or attached),
unscrew fixation screw entirely, screw it into
the adjacent drilled hole and press on the
cooling body.
Dispose of defective lamp in accordance with
the regulations.
Push new lamp into the cooling body until stop
with the smaller diameter.
Clamp the fixation screw on the cooling body.
Insert new lamp (2-31/1) with cooling body
into the mount in the lamp base (2-31/2) with
the spring lever being pressed down (2-31/4).
Make sure that the lead to the cooling body
remains accessible. Release spring lever. Do not
exert any force on the lamp.
Attach lamp housing to lamp base (2-31/3)
and tighten clamping screw (2-30/2).
ball-headed screwdriver
Ensure the correct hole diameter for
insertion and do not exert any force
on the lamp.
The mount in the cooling body is
marked with H (for HBO) or X (for
XBO).
Axiovert 200
to loosen
B 40-080 e 03/01