CYLINDER HEAD (Cont'd)
Installation (Cont'd)
Connect the distributor vacuum advance hose, the throttle linkage and choke cable to the carburetor.
Connect the water outlet hose to the intake manifold.
Install the thermostat
in
the cylinder head and install the gasket and thermostat housing.
Fill the cooling system with coolant.
Install governor and mounting bracket to cylinder head and install the bolts.
Loosen the governor adjustment bolts and
install the belt on the governor sheave. Make adjustment of the belt to the
specification and tighten the bolts.
Connect the throttle linkage to the governor.
Connect the ignition wires to the spark plugs
in
the correct firing order.
Make a second adjustment of the valve clearances to specification.
Install the rocker arm cover.
Install the air cleaner hose to the carburetor.
Make adjustment to the carburetor idle speed and mixture setting.
Adjust the governor.
VALVE
SPRING, RETAINER AND STEM SEAL (With The Cylinder Head Removed)
Removing The
Valve Spring
Remove the muffler from the manifold and remove the spark plugs.
Compress the valve spring with a valve spring compressor and remove the keepers, rotators, spring and retainer.
Remove the seal and remove the valve.
Installing The Valve Spring
Install the valve and a new valve stem seal.
Install the valve spring and the retainer over the valve stem.
Compress the valve spring. Install the rotator on the exhaust valve. Put the retainer locks
in
the valve stem grooves and
release the spring compressor to engage the locks in the retainer tappets.
VALVE SPRING, RETAINER AND STEM SEAL (With The Cylinder Head Installed)
Disconnect the spark plug wires and remove them from the fastener on the rocker cover ..
Remove the rocker cover and the gasket
Remove the rocker shaft bolts evenly and remove the rocker shaft assembly.
Remove the push rods and keep them in the correct order.
Remove the spark plugs.
Use an adapter to connect air pressure hose to the cylinder to keep the valve closed.
Revised Oct. 97
-7B-25-
741,742,743,
743DS Bobcat Loader
Service Manual
To Next Page
Loading...