How often should hydraulic cylinder lip seals, O-rings, and wipers be changed?, Every 10 years, Every 5 years, Every 300 hours, Every year, Before start-up, what should all gauges read?, Full pressure, Half pressure, Zero pressure, 80 PSI, How often should cabin hydraulic filter elements be replaced?, Every 2000 hours, Every 150 hours, Every 72 hours, Every 300 hours, Before operation, hydraulic fluid should be within how far from the top of the reservoir?, Two inches, At the brim, One foot, Six inches, At start-up, what hydraulic tank temperature is required before full function engagement?, 120-140°F, 80-100°F, 150-170°F, 40-60°F, What is the minimum air pressure required during power unit checks?, 140 PSI, 100 PSI, 80 PSI, 60 PSI, How often should drip pans be drained and cleaned?, Daily, Monthly, Annually, Weekly, How often should hydraulic oil and all filters be changed?, Every 1000 hours, Every 300 hours, Every 2000 hours, Every 150 hours, What should be worn when using cleaning solutions, solvents, and compressed air?, Rubber boots, Hearing aids, Safety equipment, Tool belt, Before welding, which electrical device must be disconnected if present?, Air dryer, Filter bypass, Radiator hose, Battery

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