Power Steering Troubleshooting; Hard Steering - Helm And Cable; Hard Steering (Engine Running) - Power Steering System; Power Steering System External Fluid Leaks - Mercury BRAVO Service Manual

TROUBLESHOOTING
Power Steering

Hard Steering - Helm And Cable

Damaged steering cable.
Steering cable too short (sharp bends)
or too long (loops and long bends).
Steering cable corroded or not
lubricated.
Over-lubed cable.
RideGuide rack or rotary head not
lubricated.

Hard Steering (Engine Running) - Power Steering System

Low power steering pump fluid level.
Loose power steering pump drive belt.
Air in system.
Fluid leak.
If the above 4 steps do not solve the
problem, test the power steering
system.

Power Steering System External Fluid Leaks

Pump reservoir leaking at fill cap
(reservoir too full).
Pump reservoir leaking at fill cap (air
or water in fluid).
Loose hose connections.
Damaged hose.
Bad cylinder piston rod seal.
Damaged or worn control valve seals.
Bad power steering pump seals and
O-rings.
Cracked or porous metal parts.
Page 1C-10
Cause
Cause
Cause
SERVICE MANUAL NUMBER 28
Special Instructions
Replace cable. (Refer to SECTION 2)
Select and install proper length cable.
(Refer to SECTION 2A)
Lubricate or replace the cable.
Replace cable.
Disassemble and lubricate.
Special Instructions
Check fluid level. (Refer to SECTION 6A)
Adjust belt tension. (Refer to SECTION
6A)
Cycle to remove air. (Refer to SECTION
6A)
Locate and correct source of leak.
(Refer to SECTION 6A)
Test power steering system. (Refer to
SECTION 6A)
Special Instructions
Remove fluid to bring to proper level.
Locate source of air or water and
correct. Air may enter because of low
reservoir fluid level or internal pump
leak. Test pump. (Refer to SECTION 6A)
Tighten hose connections.
Replace hose.
Replace cylinder.
Replace cylinder.
Repair pump. (Refer to SECTION 6A)
Replace part(s).
90-863160 MAY 2000