Fuels - General; Fuel Filters - Northern Lights OM944W3 Operator's Manual

FUELS - GENERAL

1. Use only clean, high quality fuels of the following
specifications, as defined by ASTM designation
D975 for diesel fuels:
a. Use grade No. 2 diesel at ambient temperatures
above freezing 32° F (0° C).
b. Use grade No. 1 at ambient temperatures below
freezing.
c. International fuel specifications:
JIS K2204
ISO-8217-DMA
BS 2869 Part 1 Class A1
BS 2869 Part 2 Class A2
2. Use fuel having less that .2% sulphur of weight (less
than 0.05% recommended).
3. The cetane number should be 45 or higher.
4. Particulate contaminate should be 5.0 mg/l (0.00018
oz/U.S. gal) or lower.
5. DO NOT use these unsuitable grades of fuel:
a. Domestic heating oils, all types.
b. Class B engine.
c. Class D domestic fuels.
d. Class E, F, G or H industrial or marine fuels.
e. ASTM-D975-60T No. 4-D and higher number
fuels.
6. Storing fuel:
a. Keep dirt, scale, water, and other foreign matter
out of fuel.
b. Avoid storing fuel for long periods of time.
c. Fill the fuel tank at the end of each day's
operation. This will reduce condensation.
Servicing
SP-7. PRIMARY FUEL FILTER
a. Check the primary fuel filter daily as
recommended by the filter manufacturer.
SP-8. PRIMARY FUEL FILTER ELEMENT
b. Change the element as often as necessary or
every 200 hours.
c. If the bowl fills with water, change the primary
and secondary element immediately.
SP-9. SECONDARY FUEL FILTER
d. Change the engine mounted filter as often as
necessary or every 250 hours.
e. Remove the fuel filter with a filter wrench.
f. Apply a coating of fuel to the o-ring of the new
fuel filter.
g. Tighten the new filter by hand, do not use a filter
wrench for tightening.
h. The filter should be dry.
i. Do not add fuel to the fuel filter before
installation, as this could cause unfiltered fuel to
enter the fuel pump.
j. Bleed the air out of the filter.
The fuel filter part number is:
24-51201
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