Mercury 225 EFI - Fuel System

3
A
FUEL PUMP
90-884294 OCTOBER 2001 Page 3A-1
FUEL SYSTEM
Section 3A - Fuel Pump
Table of Contents
Specifications 3A-2. . . . . . . . . . . . . . . . . . . . . . . . . . .
Fuel Pump Pressure @ W.O.T. 3A-2. . . . . . . . .
Fuel Pump Pressure @ Idle 3A-2. . . . . . . . . . .
Special Tools 3A-2. . . . . . . . . . . . . . . . . . . . . . . . . . .
Notes: 3A-3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Fuel Pump Assembly 3A-4. . . . . . . . . . . . . . . . . . . .
Fuel Pump Description/Operation 3A-6. . . . . . . . .
Checking for Restricted Fuel Flow Caused
by Anti-Siphon Valves 3A-6. . . . . . . . . . . . . . . . . . . .
Checking Fuel Pump Lift (Vacuum) 3A-7. . . . . . . .
Fuel Pump Capability Test 3A-8. . . . . . . . . . . . .
Fuel System Leak Test 3A-8. . . . . . . . . . . . . . . .
Vacuum Test 3A-8. . . . . . . . . . . . . . . . . . . . . . . . .
Fuel Pump Removal/Disassembly 3A-9. . . . . .
Cleaning/Inspection 3A-10. . . . . . . . . . . . . . . . . . .
Reassembly/lnstallation 3A-10. . . . . . . . . . . . . . .