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- ADJUSTING THE LOWER BLADE GUIDES: (Fig.25.)
First open the lower guard to remove the dust cover
from around the blade.
The two side guides, unlike the upper guides, are rods.
To adjust these, simply loosen the two cross head
screws $*. Move into position and retighten. For the
thrust [rear] guide loosen screw $+, then slide the
guide into place and secure.
OPERATION AND USE
FIG.25
✗
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BS315A
- ADJUSTING THE UPPER BLADE GUIDE ASSEMBLY:
(Fig.24.)
The saw band guides ensure an exact clean cut by
keeping the blade central and firm on the cutting line.
Especially when using narrow blades ensure that the
blade guides positively support the blade from both
sides and the rear.
Set the bearings of the upper blade guide to within
approximately 0.15mm of the blade, and the large
thrust bearing at the back of the blade, just clear of it.
Do not set the bearing too close, as the friction
generates heat, which may have an adverse effect on
the bearings and the saw band as well.
For small adjustment: Loosen grub screw $'enabling
the two side guides to be moved closer to the blade.
When in position, retighten. Loosen grub screw $(to
adjust the thrust [back] bearing closer of further to the
back of the saw band for larger adjustments: Loosen
grub screw $)allowing the guide holder assembly to
slide backwards or forwards once these adjustments
have been made, the small adjustments should be
carried out.
FIG.24
Model 76237
$)
$(
$'
$*
$*
$+
- WARNING: Do not start the band saw until all
blade guides have been correctly adjusted and all
locking screws and bolts are secured.
- 17 -