Conditions To Insure Compliance With Emission Standards - Yanmar 1GM10 Operation Manual

4. Maintenance & Inspection
4.4.2 Conditions to Insure Compliance
with Emission Standards
This product is an EPA & ARB approved
engine. The following are the conditions
that must be met in order to insure that
the emission during operation meets the
EPA standards. Be sure to follow these.
• The surrounding conditions should
be as follows:
a) Ambient temperature: -20 ∼ 40 °C
b) Relative humidity: 80% or lower
c) Permissable value for intake negative
pressure: 0.5kPa (50mmAq) or lower
d) Permissable value for exhaust back
pressure: 6.9kPa (700mmAq) or lower
• The fuel and lube oil used should be
as follows:
a) Fuel: The diesel gas oil ISO 8217
DMA, BS 2869 A1 or A2 (Cetane No.
45 minimally.)
b) Lube oil: Type API, class CD
Name of parts
Fuel injection pump assembly
Fuel injection valve assembly
• Do not remove the seals limiting the
amount of fuel injected and the
speed.
• Be sure to carry out inspections.
Follow the basic guidelines outlined in
4.3 (Periodic Inspection Items) of this
manual and keep a record of the
results. Pay particular attention to
these important points: replacing the
lube oil, lube oil filter, the fuel filter and
cleaning the intake silencer element.
Note: Inspections are divided into two
sections in accordance with whom is in
charge of carrying out the inspection: (the
User) and (the Maker).
• Warranty period for emission parts
If the schedule of periodic maintenance
outlined in 4.4.3
Maintenance) is followed, the warranty
period is determined by the age of the
engine or the number of hours of
operation as indicated below:
Warranty period
(hours of operation/age, whichever
occurs first)
< 19kW
1500 / 2
(Inspection and
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