Grizzly G3616, Owner'S Manual

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G3616/G3617 Mill 23
1 AG 72
2 BG 170
3 CG 210
4 AF 240
5 AE 290
6 BF 550
7 CE 830
8 BD 1300
DE 270 DG 930
CE 390 AF 1800
DF 550 BG 1960
BE 615 AG 2950
CF 860
A
C
B
D
E
F
G
VERTICAL SPINDLE SPEED CHART
SPINDLE MOTOR
Figure 14.
Vertical spindle speed chart.
Always disconnect power
to the machine before
performing RPM adjust-
ments. Failure to do this
may result in serious per-
sonal injury.
Figure 15. Vertical spindle access panel.
To adjust the V-belts for the vertical spindle:
1.
Examine the Vertical Spindle Speed Chart
( Figure 14 or on the front of the mill above
the vertical spindle) to find the closest match
to your needed RPM.
7. Move the rear V-belt to the appropriate pulley
set for the given RPM.
8.
Push the motor back into place and tighten
the nut.
9. Replace the access cover by inserting the
hand screws, then connect the machine to
the power source.
To adjust the V-belts for the horizontal spin-
dle:
1.
Examine the Horizontal Spindle Speed Chart
( Figure 16 or on the access cover at the rear
of the mill) to find the closest match to your
needed RPM.
2. Make sure the main power is disconnected
from the machine before proceeding any fur-
ther, as you will be working with the spindle
V-belts and this is a dangerous area.
HORIZONTAL SPINDLE SPEED CHART
A
B
C
G
F
E
D
UPPER
MIDDLE
MOTOR
Figure 16.
Horizontal spindle speed chart.
60 HZ
R.P.M
1. Loosen these nuts.
2. Pull handle
towards front of
machine.
2.
Make sure the main power is
OFF
to the
machine before proceeding any further, as
you will be working with the spindle V-belts
and this is a dangerous area.
3. Remove the access panel to the vertical
spindle pulleys.
4.
Loosen the motor nut next to the handle,
loosen the center pulley nut (see Figure 15 ),
and pull the motor forward to release tension
on the V-belts.
5. Move the front belt to the desired position.
You will need to move the center pulley set in
order to accomplish this.
6. Move the center pulley set back to position
and tighten the nut.