Service Plan - Elektra Beckum PKF 255 V8 Operating Instruction

Service plan

Before switching ON
- Chip
ejection
(when operated
without dust collec-
tion) and
- table slot
Riving knife
Monthly (if used daily)
Clean guide elements
for saw blade setting
- threaded rods for
blade rise and fall;
- swivel segments.
Check guide elements
of travelling sizing
table:
- bearing surfaces;
- roll bearings.
Power cable
Every 300 hours of operation
Main saw blade drive
belt
All screwed connec-
tions
2.18
Visual check if unob-
structed by chips.
Visual check if dis-
tance saw blade – riv-
ing knife is 3...8 mm.
- Remove chips with
vacuum cleaner or
brush;
- apply light coat of
oil to guide ele-
ments.
- Remove chips with
vacuum cleaner or
brush;
- adjust or replace
bearing surface
brushes if neces-
sary.
Check for damage, if
necessary have
replaced by a qualified
electrician.
Check tension (£ 5
mm)
Check, retighten if nec-
essary (except saw
blade longitudinal shift
setting screws).
Troubleshooting
A
Danger!
Before carrying out any fault service or main-
tenance work always:
- Switch machine OFF.
- Unplug power cable.
- Wait for saw blade to come to standstill.
Check that all safety devices are operational again
after each fault service.
Motor does not run
Undervoltage relay
tripped by power failure.
No supply voltage.
Motor overheated, e.g.
by
- a dull saw blade
- too high a feed rate
- sawdust build-up in
housing.
Reverse rotation of saw blade
(three-phase motor only)
No supply voltage.
Loss of cutting performance
Saw blade dull (possibly
tempering marks on
blade body).
Travelling sizing table not running smoothly
Roll bearings/bearing
surfaces soiled.
Switch on again.
Check cables, plug, out-
let and mains fuse.
Eliminate cause for
overheating, wait for a
few minutes, then start
saw again.
Interchange phases
(see „Assembly and
connection"
Replace saw blade (see
section „Maintenance").
Clean, if necessary
adjust or replace bear-
ing surface brushes.
PKF 255 V8