TM 9-4910-641-14&P
WATER PUMP: There is one alemite fitting located on side of pump
for lubricating entire pump. The pump unit is packed with
AA1
grease.
TABLE TRAVERSE: Move table to extreme right and apply SAE
No. 10 oil to arm and pivot exposed underneath.
ELECTRIC MOTOR: The bearings on the motor driving wheel spindle
and water pump have oil cups (2). Oil motor bearings with SAE No. 10
motor oil. This should be done every 6 months.
GRINDING WHEEL SPINDLE:
Bearings of this unit are packed
and sealed requiring no lubrication.
ADJUSTMENTS
The valve refacer
has been accurately adjusted and tested
for precision operation at the factory before shipment, therefore adjust-
ments should not be necessary.
MOTOR V BELT: The belt tension can be adjusted simply by posi-
tioning the motor assembly forward or back after loosening motor mount
bolts, securing belt after adjustment. This adjustment is necessary to
compensate for stretch in belt on t his valve refacer--all other adjustments
automatically compensate for wear.
TABLE WAYS: Have automatic compensation for wear - need no
V type construction ways wear in--not out.
adjustment.
WORK HEAD SPINDLE BEARINGS: The work head on the valve
refacer
has plain bearings with automatic take-up for wear.
MODEL K500 AND K500C SERIES: Feed screw nut and feed bar
have spring load and no adjustment is ever necessary.
REPLACEMENT OF PARTS
INSTALLATION OF BELT: Worn belt can be replaced by removing
the belt guard, using socket wrench inserted through removable cap openings
in bolt guard castings. Loosen motor mount nuts and slide motor forward.
Replace bolt and adjust tension by positioning motor back and secure.
REMOVING AND INSTALLING MAIN SPINDLE BEARINGS: Worn
main spindle bearings may be conveniently replaced when required. The
wrench, and a pair
of
needle-nose pliers.
First remove R H grinding wheel by removing nut and flange washer.
Next remove wheel flange from shaft, prying loose with screwdriver pro-