MODEL 66-80 VIBRATORY DRIVER/EXTRACTOR
IV. MAINTENANCE AND ADJUSTMENTS
B. DAILY (CONTINUED)
f. Visually check all hoses for signs of damage or cuts that might cause hose
failure during operation. Be sure all connections are tight, especially the
quick-disconnect couplers.
g. Visually inspect all suppressor elastomers.
h. Electrical components need no maintenance except periodic wiping with a
clean, dry, lint-free cloth to remove dust.
i. Perform all daily (10 Service Meter Units) maintenance checks and
lubrication in the CATERPILLAR OPERATION GUIDE. For the J&M Model
950 power unit, the HOUR METER on the control panel may be considered
to read Caterpillar's "Service Meter Units".
3. After engine start-up, check the following:
a. Check all hydraulic hoses for leaks. Make sure they hang freely with no
kinks.
b. Check all 5 pumps and all hydraulic manifolds for leaks.
c. Check the filter indicators. The filter indicators on the power unit must be
checked with the diesel engine running at full speed.
C. 125 HOURS (125 Service Meter Units)
1. Every 125 hours drain and refill the vibration case with new lubricant.
2. Perform all maintenance checks and lubrication indicated in the Caterpillar
OPERATION GUIDE.
3. After the first 100 hours, drain and replace the lubricant in the multi-pump
drive, thereafter change every six months or 2000 hours, which ever comes
first.
D. 250, 500 HOURS and Other
1. See Caterpillar OPERATION GUIDE.
E. ANNUALLY
1. Have the hydraulic oil tested by a local hydraulic service center. Replace if
required.
2. See Caterpillar OPERATION GUIDE.
IV-2
