Mercury 225 EFI - Model 3 Liter Work;225 EFI;250 EFI Powerhead Top View

GENERAL INFORMATION
90-884294 OCTOBER 2001 Page 1C-11
Model 3 Liter Work/225 EFI/250 EFI Powerhead Top View
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1-60 Ampere Alternator
2-Port Thermostat Discharge Hose
3-Port Thermostat [120 °F (48.8 °C)]
4-Low Oil Sensor
5-Oil Reservoir Fill Cap
6-Throttle Position Sensor
7-Pulse Fuel Pump Vacuum Hose
8-Fuel Outlet Hose to Fuel/Water Separator
9-Vapor Separator Vent Hose
10 - Vapor Separator Tank (VST)
11 - Fuel Hose to Fuel Rail [43 psi ± 2 psi
(296 kPa ± 14 kPa)]
12 - Throttle Plate Adjustment Screw (Sealed at
Factory)
13 - Throttle Plate Assembly
14 - Manifold Air Pressure (MAP) Sensor
15 - Air Temperature Sensor Harness Connector
16 - Air Temperature Sensor
17 - Starter Motor
18 - Crank Position Sensor
19 - Belt Tensioner
20 - Belt Tension Release Slot
21 - Starboard Thermostat [120 °F (48.8 °C)]
22 - Starboard Thermostat Discharge Hose