CLAUSING 5910 Series - Routine Maintenance and Adjustments; Preventive Maintenance Practices; Clutch, Gib, and Bearing Adjustments; Timing Belt Tensioning

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., MAINTENANCE AND ADJUSTMENTS
PREVENTIVE MAINTENANCE
The lathe should be kept clean and properly lubri-
cated at all times.
Don't use your lathe for a work bench. Do n't leave
cools on bed ways.
Always shut off power before leaving lathe.
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!lecheck level of the bed frequently.
Lock tailstock to bed ways before turnin g between
centers.
Before thr, eading, clean chips and dirt from lead
scre w, and oil lightl y.
Securely lock tool in position before taking a cut.
CLUTCH ADJUSTMENT
Adjusting clutch - - if the countersh a ft clutch slips
when spindle dr i ve is engaged, adjust as f~llo~s :
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1. Remove front cover.
Figure 16
2. Loosen the lock screw (8, fig . 16) in the adjusting
ring (A).
3, Turn the adjusting ring in a clockwise direction
approximately 1/8 turn. DO NOT OVER-T!GHTEN-
just enough to prev e nt slipping.
NOTE: If adjusting ring is turned too tightly --
clutch will not eng a ge when clutch lever is moved
up.
4. Retighcen lock screw.
ADJUSTING CARRIAGE BEARING PLATES
Bearing plates on the carriage, whi ch bear on the
underside of both the front and back bed ways, anchor
the carriage firmly co the bed in a vertical direction,
Bearing places have shims of v arying thickness for
adjustment of possible wear.
CROSS SLIDE AND COMPOUND SLIDE
GIB ADJUSTMENT
Gibs are properly adjust ed, w hen cool post sli de and
cross slide move with a slight drag.
To adjust che tapered gibs :
1. Shift power f ee d lev er co neutral position .
2. Loo s en the rear a djustin g s cre w s ever al cums.
Figure 17
3, Turn front adjustin g sc rew (A, fig . 1 7) uncil ti glic,
then ba ck off about one-h a lf turn - - slid e s hould
move with a slight dr ag .
4. Recig hc en th e re ar adju s ting sc re w.
TENSIONING TIMING BELT
1. Loosen slightly the four hex nuts holding che
countersh a ft brac ke t to pe d estal.
2. Wi th a soft hammer, ta p on bottom or top of count e r-
shaft bracket until be lt is properl y tensi o ned.
NOTE : Properly tensioned, timing belt should
depress approximat e ly ½" with li g ht finger
pres s ure - too much tension ca uses ex-
cessi ve wear .
3- Measure to make sure tha t points (C & D, fig. 16)
on c ountershaft bra cket are the · same distance
from top of head ped e st a l.
4. Tighten the four hex nu ts secur e ly .
5. Recheck belt te nsion.
12J 5910
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