EFA SB295E Originalbetriebsanleitung Seite 49

Malfunction
Increased wear on belt
Run-out of saw cut
Belt comes off the wheel
No water while cleaning /
disinfecting
Sparks in controller when
switching on
Tab. 1 List of faults
Schmid & Wezel
Possible cause
Guide plate of front guide pulley
too tight or jammed
Wrong Tightening torque setting
Saw belt guide worn
Saw belt guide worn
Guide seat on rail (front or back)
worn out leading to the whole
guide being aslant
Belt saw suspension wound
around bolt leading to the entire
saw being aslant
Belt not properly in place, teeth
won't grip
Excessive groove in front or rear
guide pulley
Excessive groove in front or rear
guide pulley or pulley worn out
Too little Tightening torque
Ball race of wheels (front / rear)
worn out
Frame warped
Solenoid valve in controller (see
7009757/7009622) dirty or
defective or loose
Electrical connection defective
Water connection defective or
loose
No water connection on-site or
connection defective
Timing relay delay setting too
short in controller
Nozzles or water pipe scaled or
dirty
2-hand safety block (labelled
KO) defective
Power contactor (labelled
K1/K1M) defective
Wrong voltage supplied
Remedy
Check for smooth operation, use
Tightening torque wrench to loosen or
re-grease as necessary
Check using Tightening torque
wrench (Tightening torque too great)
see section
see section
Replace rail - always replace both
rails (front and back) together!!
Provide correct suspension or replace
bolt
Place belt on wheel with teeth facing
the motor, see section
guide"
Check and replace wheels as
necessary
Check and replace wheels as
necessary
Re-tighten belt using the Tightening
torque wrench
Check bearing play and replace
bearing as necessary
Total loss; new frame with
components installed
Clean or replace solenoid valve
Check, replace wires as necessary
Check, replace hoses as necessary
Check and correct
Adapt delay setting -
"Technical Data"
Clean or replace parts
Check and replace 2-hand safety
block as necessary (part no.:
001606418)
Check and replace power contactor
as necessary (part no. 001604193 for
42V, part no. 001604189 for 400V
saw)
Check power contactor and 2-hand
safety block for damage and replace
as necessary
Page
49 of 72
5.2 "Saw belt guide"
5.2 "Saw belt guide"
5.2 "Saw belt
see Annex
Version
11 / 2011