RIDGID RD80944, Operator'S Manual

Page: 23 / 68

19 - English
MAINTENANCE
PERIODIC MAINTENANCE SCHEDULE
Maintenance Items Each use Weekly 50 hrs 200 hrs 500 hrs
Check pump lubricant level X
Check pump lubricant quality (for discoloration or contamination) X
Check for pump lubricant leaks - inspect oil seals, drain plug, oil
plug, sight glass
X
Check for water leaks under manifold, into crankcase X
Plumbing X
Change pump lubricant
X (initial
change)
X
1
Change pump seals X
3
X
3
Clean engine and check nuts and bolts X
Check and refill engine lubricant X
Change engine lubricant (initial change)
2
X
Change engine lubricant X (Every 100 hours)
Clean spark plug X
Clean air filter X
Replace air filter element X
Replace fuel tank outlet filter X (Every 100 hours)
Clean and adjust spark plug and electrodes X
Replace spark plug X
1 If other than Cat Pumps special formula premium grade ISO68 hydraulic oil is used, change cycle should be every 300 hours.
2 Initial lubricant change should be performed after first 20 hours of operation. Thereafter, change lubricant every 100 hours.
3 Pump seals should be replaced at 200 hours if unit is used commercially. In residential use, replace seals after 500 hours.
NOTE:
If you are not sure how to perform any of the maintenance items listed above, take the unit to an authorized service
center to have the maintenance item performed.