Installation Of Fuel Injection Pump - Yanmar 3TNV82A-B Service Manual

FUEL SYSTEM
(1)
Figure 7-21
CAUTION
Do not rotate the crankshaft with the
injection pump removed.
25. If the fuel injection pump requires servicing, it
must be sent to an authorized Yanmar FIE
repair facility for repair and calibration, or
replaced with a new fuel injection pump.
7-24
• NEVER remove or attempt to remove
the tamper-proof devices from the
full-load fuel adjusting screw or the
high-speed throttle limit screw on the
fuel injection pump and governor
assembly. These adjustments have
been made at the factory to meet all
applicable emissions regulations and
then sealed.
• NEVER attempt to make any
adjustments to these sealed
adjustment screws. If adjustments are
0002047
required, they can be made only by a
qualified fuel injection shop that will
ensure the injection pump continues
to meet all applicable emissions
regulations and then replace the
tamper-proof seals.
0000083en • Tampering with or removing these
devices may void the "Yanmar Limited
Warranty."

Installation of Fuel Injection Pump

For electronically controlled engine
• Replacing the fuel injection pump
involves rewriting the fuel injection
data in the E-ECU.
Be sure to contact your local Yanmar
dealer before replacing the fuel
injection pump.
Failure to rewrite the fuel injection
data before replacing the fuel injection
pump will void the engine warranty.
• Improper use or misuse of the E-ECU
may result in death or serious injury
due to an abrupt and unexpected
increase in engine speed.
Fuel Injection Pump
CAUTION
A
WARNING
TNV DI Service Manual
0000146en
9999997en