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Model G0746/G0749 (Mfg. Since 3/13)
-81-
To adjust the saddle slide gib:
1. DISCONNECT LATHE FROM POWER!
2. Clean and lubricate the lathe bedways (refer
to Page 69).
3. If the carriage lock (see Figure 133) is tight,
loosen it two turns.
V-belts stretch and wear with use, so check the
tension after the first three months and then every
six months to ensure optimal power transmission.
Replace all of the V-belts as a matched set if any
of them show signs of glazing, fraying, or crack-
ing.
Tensioning V-Belts
Tools Needed: Qty
Slotted Screwdriver #2 ...................................... 1
Open End Wrench 24mm .................................. 1
To tension the V-Belts:
1. DISCONNECT LATHE FROM POWER!
2. Open the end-gear cover and remove the
motor access panel to expose the V-belts,
pulleys, and motor (see Figure 134).
V-Belts
Figure 133. Location of carriage lock.
Carriage
Lock
4. To access the saddle gib, remove the back-
splash.
5. Loosen the hex nuts on the four set screws
shown in Figure 132 on Page 80, and adjust
the set screws the same amount as follows:
—To tighten the carriage gib, tighten the set
screws in equal amounts.
—To loosen the gib, loosen the set screws in
equal amounts.
6. Move the carriage back and forth and repeat
adjustments as necessary until the gib pres-
sure is acceptable.
7. Hold the set screws in place and tighten the
hex nuts.
8. Re-install the backsplash.
Figure 134. End-gear cover and motor access
panel location.
Motor Access
Panel
End-Gear
Cover