M18Y730
■ Prevent any possible static electricity for safety.
① Have a fire extinguisher ready and nearby.
② Prevent any possible static electricity.
CAUTION
* It's best to have some water on the work floor to help
● Please adjust the Fuel Pressure to suit your requirements.
with earthed.
The fuel injection on the intake manifold requires the
* Please keep the car, fuel changer & fuel tank grounded
appropriate fuel pressure to be set at the right levels for a
PART NUMBER
at all times.
balance across all cylinders. (When the vacuum is high the fuel
③ Keep the fuel soaked rags away from the car when
pressure should be high) The Fuel Pressure Regulator respond
possible.
to the intake manifold pressure (the average Fuel Pressure is
Thank you for purchasing another quality TOMEI product.
■ Try not to work on a car with a full tank of gas.
usually set around 3.0kg/cm2). When the Fuel Pressure
This product will assist in finding the right fuel pressure settings
■ When the fuel hose/line is removed, clean any fuel spills and
Regulator is set correctly it should adjust the pressure to suit
when a car is using high flow fuel pump(s) & oversized injectors.
catch any fuel which comes out use a rag or similar to
the fluctuating pressures in the fuel rail during operation.
The vibration on the gauge meter itself has been reduced with
control the spread of fuel.
the use of Glycerin liquid inside.
■ Ensure to remove any debris to prevent contamination in
the fuel line.
CAUTION
■ This product is for off road competition purpose only. This
product is to be fitted by a qualified, experienced
professional in a correctly setup workshop.
■ The installation is to be done with appropriate safety
precautions & correct equipment.
■ Double check all fittings and connections to be sure that
nothing is left loose.
■ Check to be sure that there are absolutely no signs of fuel
leakages prior to starting the engine. The risk of fire is high
when working with the fuel related parts.
■ Suitable sized injectors, fuel pump and ECU should be used
together to suit the engines use for optimum results.
CAUTION ： FIRE RISK
Extra caution is required when removing & refitting the fuel
（1） Remove the fuel from the fuel lines.
related components to prevent problems from leakages or spills.
（2） Disconnect the car battery's negative terminal.
Please follow the basic guidelines below to prevent any
（3） Remove the 1/8PT blind cap from the TOMEI Fuel
explosions & possible dangers.
Pressure Regulator, wrap sealing tape on the PT
■ Have an appropriate work environment to do the installation.
section of the fuel pressure guage, then install it on
① Well ventilated area.
the regulator.
② Do not work near fire hazards (welding equipment, electric
（4） Adjust the fuel pressure.
motors etc).
（5） After removing the fuel pressure gauge, wrap sealing
・ Unit Weight 110ｇ
・ Fitting Part(s)
1/8PT
③ Fuel vapors can be present in the room which can also
back tape on the 1/8PT blind cap again before putting
・ Pressure Ran0～70kgf/cm2 (0～100PSI)
be a fire hazard.
it on the regulator.
・ Glycerine Liquid Filled
■ Do not use any fire starting or spark making equipment/
（6） Check for any signs of fuel leakages.
materials during the job.
① Use caution with electrical equipment or similar tools.
* Do not use any lamps near the fuel and car.
* Do not extract fuel with an electric pump.
* Do not use any welding, grinder or drilling equipment
etc.
② Spark prevention.
* Be cautious when using even simple tools not to make
any sparks
.
TEL042-795-8411 FAX042-799-7851
TEL+81-42-795-8411 FAX+81-42-799-7851
http://www.tomei-p.co.jp
〒194-0004 東京都町田市鶴間1737-3
1737-3 Tsuruma Machida-shi, TOKYO 194-0004 JAPAN
SPECIFICATIONS
・General Engine Maintenance Tools ・Sealing Tape
INSTALLATION
(TOMEI Fuel Pressure Regulator)
INTRODUCTION
KIT CONTENTS ：
QTY # in the brackets（）.
REQUIRED TOOLS
FUEL PRESSURE GAUGE
185111
FUEL PURESURE ADJUSTMENT
INSTALLATION MANUAL
FUEL PRESSURE GAUGE （1）
INSTALLATION MANUAL （1）
For Pressure Sensor 1/8PT
(1/8PT Blind Cap）
A
B
Approx
. 3.0
when not using the vacuum hose
the gauge should show this value.
Approx
. 2.5
When using the vacuum
hose the gauge value
should show this value.
Normal Atmospheric
Pressure
Approx -0.5
(370mmHg)
(A+B=約3.0kg/cm
2
)
Manifold Pressure(kg/cm2)
