Leica Biosystems SM2500 - Manual (Page 50)

50 Instruction manual V 1.3 – 10/2007
5.5.9 Mounting knife holder B
Knife holder B consists of four components:
2 cylindrical holders (3) with integrated knife
guards and 2 clamping blocks (1, 2) fixing the
knife holder to the microtome.
1. Mount the two clamping blocks onto the bear-
ing blocks of the microtome:
The bearing blocks of the microtome
must be clean. - Clean, if necessary.
Place the clamping blocks onto the
bearing blocks from above. Do not
slide them onto the bearing blocks to
prevent the bearing surface from get-
ting scratched.
The slot in each of the two clamping blocks
must point forward. The left clamping block (1)
bears the clearance angle scale (5).
2. Tighten the rear clamping screws (4) of both
clamping blocks (Allen key, size 8).
Each cylindrical holder is equipped with two
locking pins (6) to prevent the cylindrical holders
from sliding out of the clamping blocks.
3. Insert the left cylindrical holder (3) into the left
clamping block (1) from the inside outwards,
until the outer locking pin (6) is released.
Inserting knives of up to 22 cm length
4. Insert right cylindrical holder (3) into the right
clamping block (2) from the inside outwards,
until outer locking pin (6) is released.
5. Pull both cylindrical holders (3) far enough
outwards so that the knife can be inserted
easily from the center.
6. Turn the clamping slots (7) upwards to the top.
Put on cut-resistant gloves (see also
chapter. 8.1 ‘Additional accessories’).
5. Operation
1
2
5
4
4
Fig. 58
3 6
6
6
6
7
7
Fig. 59