Table 3-1. Operator/Crew Troubleshooting (Cont).
TEST OR INSPECTION
BRAKES ARE WEAK OR INEFFECTIVE.
Use extreme caution when operating draincocks. Wear safety
goggles to prevent eye Injury due to high pressure air.
Check for water in air reservoirs.
Open draincocks on air reservoirs and drain water.
STEERING IS DIFFICULT
Check for low air pressure in one or more tires.
Inflate all tires to 75 psi (517 kPa).
GRATING NOISE OCCURS WHEN TURNING THE TRACTOR.
Check for lack of grease on kingpin.
Lubricate kingpin with proper grease (see Chapter 3, Section I).
LANDING GEAR WILL NOT EXTEND OR RETRACT.
Check for rust and corrosion on telescoping, section.
Clean and remove corrosion. Lubricate landing gear (see Chapter 3, Section I).
Check for bent telescoping section.
Notify unit maintenance if bent.
ENGINE CRANKS BUT WILL NOT START.
Check for an empty fuel tank.
Fill fuel tank.
Check radiator coolant level.
Add coolant as necessary (see Chapter 3, Section I).
Check oil level in engine crankcase.
Add proper grade of oil (see Chapter 3, Section I).