PACCAR 520 — Daily Checks

SAFETY - Daily Checks Suspension Components - check for loose or missing fasteners. Check damage to springs or other suspension parts such as cracks, gouges, distortions, bulges or chafing. Brake Lines and Hoses - check lines, linkages, chambers, parking and service brake operation. Air System - What is the Air System? on page 155 Steps and Grab Handles Frame Mounted Tanks (Fuel, Diesel Exhaust Fluid, etc) - check underneath the vehicle for signs of fluid leaks. If any are found, correct before operating the vehicle. Is the tank fill cap secure? Are the tank straps tight? Is the strap webbing in place? Trailer Connections - are they secure and the lines clear?

If they are not being used, are they stored properly? Is the trailer spare wheel secure and inflated? Is the landing gear up and the handle secured? Fifth Wheel - Is the kingpin or the sliding fifth wheel locked? Cab Interior from this area and excessive dirt or pet hair may shorten the service life of the sleeper air conditioning air filter. 1 Seat - adjust the seat for easy reach of controls and visibility. Seat Belts - fasten and adjust safety restraint belts (which may include restraints in the sleeper). Steering Column - adjust for easy reach and visibility. Mirrors - check and readjust mirrors if necessary.

Lights - turn ignition key to the ON position and check for warning lights and buzzer. Check operation of turn signals and emergency lights. Instruments - check all instruments. Windshield - check operation of windshield wipers and washers. Horn - check operation of horn. Fuel - check fuel. Is there enough fuel? Diesel Exhaust Fluid - check level. Is there enough fluid? Air conditioning filters in the cab and/or Sleeper - check the condition of the sleeper air conditioning air filter. Keep the sleeper floor area behind the passenger front seat clear of debris and pet hair.

The sleeper air conditioner draws air See Also Visual inspection while approaching the vehicle on page 25 Y53-6096-1A1 (01/17) 27