Leica RM2245 Instruction Manual page 30

5. Operation
33
34
30
Fine adjustment of the force balance
If another accessory of a different weight is
mounted on the specimen head (33), you must
check whether it is necessary to readjust the
force balance.
Checking the correct setting:
• Attach the new accessory and clamp the
• Set the specimen head to half the height of
If the specimen head remains in this exact posi-
tion, the setting is correct.
If the specimen head moves, i.e. it is raised or
lowered, fine adjustment is necessary.
Fig. 20
Important!
Never turn the
screw more
The force balance is adjusted using the screw
than turn at
(34), which can be accessed by removing the
a time.
section waste tray on the bottom of the base
plate of the microtome. Use the Allen key pro-
vided, size 5 (with handle!) for the adjustment.
• If the specimen head moves downwards, turn
• If the specimen head moves upwards, turn
• Continue this procedure until the specimen
Fig. 21
specimen.
the vertical travel range by turning the hand-
wheel (Fig. 18).
Failure to adjust the force balance may
result in injury while working.
the screw approx. turn clockwise.
the screw (34) approx.
wise.
head no longer moves once released.
Instruction manual V 1.6 – 10/2009
turn counterclock-