Grizzly G0727, Руководство пользователя

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Model G0727 (Mfg. Since 7/11)
-31-
Drive Belt
The ribbed drive belt will stretch and wear with
use, so check it at least on a monthly basis to
ensure optimal power transmission. If the belt
shows evidence of excessive wear or damage,
replace it.
Tools Needed Qty
Phillips Screwdriver #2 ...................................... 1
Wrench 10mm ................................................... 1
To tension/replace the drive belt:
1. DISCONNECT MILL FROM POWER!
2. Remove the motor-spindle assembly from
the machine and place it on its side.
3. Remove the spindle pulley cover (see Figure
39).
4. Remove the motor pulley cover (see Figure
40).
6. Loosen the four quill bracket hex bolts, then
slide the bracket to either properly tension
the belt or to release the tension for replace-
ment.
7. When the belt is properly tensioned, re-
tighten the bracket hex bolts and replace both
covers.
Pulley
Deflection
Pulley
Figure 41. Checking belt tension.
5. Check the condition of the drive belt.
— If the drive belt shows excessive wear or
damage, proceed to Step 6 and replace it
and properly tension the new belt.
— If the drive belt is good condition but needs
re-tensioning, proceed to Step 6 and prop-
erly adjust the tension.
— If the drive belt is in good condition and is
properly tensioned, replace the covers. No
further action is necessary.
Note: There is the correct amount of belt ten-
sion when the belt deflects approximately
1
⁄
8
"
when moderate pressure is applied midway
between the pulleys (see
Figure 41).
Figure 39. Spindle pulley cover removed.
Cover
Spindle
Pulley
Figure 40. Motor pulley cover removed.
Quill
Bracket
Bracket
Hex Bolt
(1 of 4)
Motor
Pulley
Cover