20 - MAINTENANCE
EN
Pag.
22/44
- Cap.
20
THIS MANUAL IS PROPERTY OF SCM INDUSTRIA S.P.A - ANY TOTAL OR PARTIAL REPRODUCTION IS STRICTLY FORBIDDEN
20.18
REPLACING THE BELTS
(ev_20-18_0.0)
DANGER-WARNING:
check the belt tension after the first 10 hours of machine operation.
Do not overstretch the belts not to overload the bearings.
Overstretching may overheat and destroy the belts.
When the adjustment has been carried out, again check the stopping time.
20.18.1.A
SAW BLADE SPINDLE
(he_20.18.1.a_0.0)
DANGER-WARNING:
before carrying out any of the operations make sure to cut the main electric power and disconnect
socket T from plug S.
U.S.A. and CANADA version:before carrying out maintenance operations, adjustments or to
dismount any machine member turn main switch (Y fig. 20.18-1A) to 0, lock it then indicate this with
a sign.
DANGER-WARNING:
WAIT UNTIL THE SAW BLADES ARE STILL.
DANGER-WARNING:
use proper gloves for handling the tools.
•
Remove the saw blade as shown in Chap. 4.
•
Disassemble the front guard (F fig. 20.18-1-A).
•
Completely lower the saw assembly and incline it by 45° (see Chapter 6).
•
Loosen the screw (B fig. 20.18-1-A).
•
Push the motor upwards and tighten the screw (B fig. 20.18-1-A).
•
Proceed with the substitution of the belts.
•
Re-slacken the screw (B fig. 20.18-1-A) and tension the belts (see Par. 20.23).
•
Tighten the screw (B fig. 20.18-1-A).
•
Fit the saw blade as shown in Chap. 4.
•
Fit the front guard (F fig. 20.18-1-A).
NOTE-INFORMATION:
if only one belt is wear, you have to replace all belts.
FORBIDDEN:
- never couple belts of different make;
- never use a new belt and an old one, because in that case the new belt tramsmits the entire power
by itself and so it is damaged in short time.
