Briggs & Stratton VANGUARD 810 EFI User Manual

112 Section 5: Removal/Installation
Fuel Rail/Fuel Injectors
Removal
1. See Safety Precautions, Relieve Fuel Sys-
tem Pressure.
2. See Air Cleaner Assembly/Static Guard/
Decorative Cover/Blower Housing, Re-
moval.
3. Remove EFI wire harness retaining clip
from fuel rail. See A of Figure 5-7.
4. Remove fuel rail retaining clip from hole
in CKP sensor bracket. Remove fuel rail
retaining clip from fuel rail. See B of Figure
5-7.
5. Pull out green secondary lock and press to
disconnect fuel injector connectors.
6. Remove two hex fl ange screws to release
fuel injector cap fl anges from intake mani-
fold.
7. Remove retaining clips to release fuel in-
jector caps from fuel injectors. Note orien-
tation of the retaining clips prior to removal.
8. Remove fuel injectors from intake manifold.
9. Squeeze two tabs on quick disconnect
fi tting to release fuel rail from fuel pump
module.
NOTE: Wrap shop towel around fi tting to
catch any fuel leakage.
Installation
1. Lightly lubricate fuel injector O-rings with
clean engine oil.
2. Install fuel injectors into intake manifold.
3. Install retaining clips to secure fuel injector
caps to fuel injectors. Orient retaining clips
as noted during removal. Be sure retaining
clips are fully engaged.
4. Install two hex fl ange screws to fasten fuel
injector cap fl anges to intake manifold.
Tighten screws to 50-60 in-lbs (6-7 Nm).
5. Connect fuel injector connectors. Push in
green secondary locks to secure.
6. Install EFI wire harness retaining clip onto
fuel rail.
7. Install fuel rail retaining clip onto fuel rail.
Install fuel rail retaining clip into hole in
CKP sensor bracket.
8. Route quick disconnect fi tting on fuel rail
through opening in cylinder 2 heat shield to
fuel pump module.
9. Firmly push quick disconnect fi tting onto
fuel pump module. Gently tug on fi tting to
verify that it is properly seated and secure.
10. Turn ignition switch ON for two seconds,
and then OFF for 10 seconds. Turn the
Figure 5-7 Remove/Install Fuel Rail From Clips.
B
A

Briggs & Stratton VANGUARD 810 EFI Specifications

General

Brand	Briggs & Stratton
Model	VANGUARD 810 EFI
Category	Engine
Language	English