Tools Required
J 34730-1A Fuel Pressure
Gage
Installation Procedure
Caution: Gasoline or gasoline vapors are highly flammable. A fire could occur
if an ignition source is present. Never drain or store gasoline or diesel
fuel in an open container, due to the possibility of fire or explosion. Have
a dry chemical (Class B) fire extinguisher nearby.
Caution: Wrap a shop towel around the fuel pressure connection in order to reduce
the risk of fire and personal injury. The towel will absorb any fuel leakage
that occurs during the connection of the fuel pressure gage. Place the towel
in an approved container when the connection of the fuel pressure gage
is complete.
Notice: Clean all of the following areas before performing any disconnections
in order to avoid possible contamination in the system:
• | The fuel pipe connections |
• | The areas surrounding the connections |
- Install the J 34730-1A
to the fuel pressure service connection.
- Turn ON the ignition.
Caution: Do not drain the fuel into an open container. Never store the fuel in
an open container due to the possibility of a fire or an explosion.
- Place the bleed hose of the fuel pressure gage into an approved gasoline
container.
- Open the bleed valve on the fuel pressure gage in order to bleed
the air from the fuel pressure gage.
- Command the fuel pump ON with a scan tool.
- Close the bleed valve on the fuel pressure gage.
- Inspect for fuel leaks.
Removal Procedure
- Place the fuel pressure gage bleed hose into an approved container
and open the bleed valve to bleed OFF fuel system pressure.
- Place a shop towel under the J 34730-1A
to catch any remaining fuel spillage.
- Remove the J 34730-1A
from the fuel pressure connection.
- Drain any fuel remaining in the fuel pressure gage into an approved
container.
- Inspect for leaks using the following procedure:
5.1. | Turn ON the ignition, with the engine OFF for 2 seconds. |
5.2. | Turn OFF the ignition for 10 seconds. |
5.3. | Turn ON the ignition, with the engine OFF. |
5.4. | Inspect for fuel leaks. |
- Install the cap on the fuel pressure connection.