Superabrasive Lavina 25LM-X, User Manual

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Superabrasive User Manual Original Language Lavina® 25LM-X / Lavina® 25LM-X-HV 1/2016
8.4 CORRECTING SAG OF THE USED PLANETARY CHAIN
Unscrew the eight bolts (Fig.8.4.1) and take out the cover (Fig.8.4.2) and pull out the
hose of the water sprayer(Fig.8.4.3). Lift the machine in position to change the tools.
Turn manually the holders in order to turn the main head, stop when you see through
the window the chain tensioner (Fig.8.4.4).
Loosen a quarter to 1/2 rev the two bolts of the chain tensioner (Fig.8.4.5) the tensioner should turn with minimum clearence,
without inclination, then unscrew the inner nut. To tension the chain screw the outer nut (Fig.8.4.6). The tensioner of the
planetary chain should allow chain sagging 3...5mm/1/8...3/16 in/ controlled in span X (Fig.8.4.7). When ready screw the two nuts
(Fig.8.4.6) and the screw(Fig.8.4.5).
ATTENTION: NEVER “OVER” TENSION THE CHAIN, THE CHAIN WILL BE DAMAGED
8.5 MOUNTING NEW PLANETARY CHAIN
The planetary chain is replaced with new one when the step/drive of the chain tensioner is finished or there is a break in the
integrity of the chain.
Unscrew the eight bolts
(Fig.8.4.1) and take out the cover (Fig.8.4.2) and pull out the hose of the water sprayer (Fig.8.4.3).
Lift
the machine in position to change the tools. Turn manually the holders in order to turn the main head, stop when you
see through the window the chain tensioner
(Fig.8.4.4). Separate the carriage from main head, pull out motor plug (Fig. 3.1),
water tubes and vacuum tubes (Fig. 3.2) (Fig. 3.3). Take off handle (without water tubes) (Fig. 8.4.3). Release the pin sets (Fig. 3.4)
which attach the head to the carriage. Take off the weight holders(Fig. 8.5.1), machine support(Fig. 8.5.2) and the service window
Figure 8.4.7
X
Figure 8.4.5 Figure 8.4.6
X
Figure 8.4.1
Figure 8.4.2
Figure 8.4.3
Figure 8.4.4
Figure 8.5.1
Figure 8.5.2
Figure 8.5.3
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