Steering Pump Application Guide - CARQUEST Auto Parts

17−POWER STEERING PUMPSTroubleshootingHARD STEERING1. Improper tire pressure2. Loose pump drive belt3. Low or incorrect fluid4. Loose, bent or poorly lubricated front endparts5. Improper front end alignment6. Bind in steering column or linkage7. Air in hydraulic system8. Low pump output or leaks in system9. Obstruction in lines10. Pump valves sticking or out of adjustment1. Inflate tires to recommended pressures.2. Tighten or replace belt.3. Refill reservoir with proper fluid; check forleaks.4. Tighten or replace parts; lubricate at allfittings.5. Align front end.6. Disassemble and inspect component parts.Repair or replace as necessary.7. Bleed system, refill and check for leaks.8. Disassemble pump, check for worn ordamaged parts. Check for leaks in thesystem.9. Clean or replace lines.10. Replace or adjust valves.LEAKING HOSES AND SEALS1. Too much fluid in pump reservoir2. Damaged or improperly installed "O" ringin pump reservoir3. Loose pump fittings or studs4. Defective pump and seals5. Cracks in hose or splits in fittings1. Remove oil to proper level.2. Replace or adjust.3. Re−torque to specifications.4. Replace.5. Replace hose assembly.LOOSE STEERING1. Loose wheel bearings2. Faulty shocks3. Worn linkage components4. Loose steering gear mounting orlinkage points5. Steering mechanism worn orimproperly adjusted.6. Valve spool improperly adjusted1. Adjust wheel bearings.2. Replace shocks.3. Replace worn components.4. Tighten mountings or linkage.5. Replace and/or adjust mechanism.6. Adjust valve spool.NOISES1. Loose belts2. Low fluid, air in system3. Foreign matter in system4. Improper lubrication5. Interference or chafing in linkage6. Steering gear mountings loose7. Incorrect adjustment or wear in gear box8. Faulty valves or wear in pump1. Replace and/or adjust belts.2. Refill and check for leaks.3. Disassemble and clean system.4. Lubricate all fittings.5. Disassemble, inspect, replace oradjust components.6. Tighten mountings.7. Disassemble, inspect, repair, replaceand/or adjust parts.8. Replace parts as necessary.17 − 36