Briggs & Stratton 405777 Series - Cylinder Head Removal and Disassembly

5
2
REMOVE CYLINDER HEADS
Disconnect exhaust system from cylinder heads and
disconnect choke and throttle control cables.
1. Remove the following parts from engine, Fig. 1:
a. Air cleaner cover, cartridge and pre-cleaner.
b. Rotating screen.
c. Blower housing.
d. Spark plugs.
Fig. 1 − Remove Blower Housing
B
A
C
D
D
2. Disconnect fuel line at carburetor and breather tube at
air horn.
a. Disconnect fuel solenoid wires at carburetor
b. Remove intake manifold and carburetor.
c. Disconnect governor link from governor lever.
Fig. 2 − Remove Intake Manifold And Carburetor
B
A
C
3. Loosen governor lever nut.
4. Remove governor control bracket and governor lever.
Fig. 3 − Remove Governor Lever And Control Bracket
NUT
GOVERNOR
LEVER
CONTROL
BRACKET
5. Remove No. 1 cylinder shield with fuel pump and brack-
et.
Note: Lower cylinder shield screw (#10-24), also
used to attach fuel solenoid ground wire.
Fig. 4 − Remove Cylinder Shield
1/4-20
SCREW
#10-24
SCREW
TSM