Jet geared head engine lathe - 12 speeds - 13" x 40" model- gh-1340w-3 User Guide
19
Compound Rest
The compound rest is located on top of the
cross slide and can be rotated 360 degrees.
Loosen the two socket head cap screws (A, Fig.
22) on the compound rest base. There is a
calibrated dial (in degrees B, Fig. 22) below the
rest to assist in placement of the compound to
the desired angle.
cross slide and can be rotated 360 degrees.
Loosen the two socket head cap screws (A, Fig.
22) on the compound rest base. There is a
calibrated dial (in degrees B, Fig. 22) below the
rest to assist in placement of the compound to
the desired angle.
Adjustments
After a period of time, wear in some of the
moving components may need to be adjusted:
moving components may need to be adjusted:
Saddle
1. Locate four hex nuts found on the bottom
rear of the cross slide and back off one full
turn each.
turn each.
2. Turn each of the four set screws with a hex
wrench until a slight resistance is felt. Do
not over tighten these screws.
not over tighten these screws.
3. Move the carriage with the hand wheel and
determine if the drag is to your preference.
Readjust the set screws as necessary to
achieve the desired drag.
Readjust the set screws as necessary to
achieve the desired drag.
4. Hold the socket set screw firmly with a hex
wrench and tighten the hex nut to lock the
set screw in place.
set screw in place.
5. Move the carriage again and adjust again if
necessary.
Note: Over adjustment will cause excessive
premature wear of the gibs.
premature wear of the gibs.
Cross Slide
If the cross slide is too loose, follow procedure
below to tighten:
below to tighten:
1. Loosen the rear gib screw (not shown)
approximately one turn.
2. Tighten the front gib screw (B, Fig. 23) a
quarter turn. Turn the cross slide handwheel
to see if the cross slide is still loose. If it is
still loose, tighten the front screw a bit more
and try again.
to see if the cross slide is still loose. If it is
still loose, tighten the front screw a bit more
and try again.
3. When the cross slide is properly adjusted,
tighten the rear gib screw.
Note: Over adjustment will cause excessive
and premature wear of the gibs.
and premature wear of the gibs.
Compound Rest
Follow the same procedure as the cross slide
adjustment to adjust the compound rest. Rear
gib screw is shown (A, Fig. 23). Front gib screw
(not shown) is by the handwheel.
adjustment to adjust the compound rest. Rear
gib screw is shown (A, Fig. 23). Front gib screw
(not shown) is by the handwheel.
Figure 22
Figure 23