Guardian Technologies 005282 - Manual (Page 22)

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Figure 4.3 — Oil Dipstick and Fill, 10kW
Oil Dipstick
Oil Fill
Figure 4.4 — Oil Dipstick and Fill,
13kW and 16kW
Oil Dipstick
Oil Fill
4.3 CHANGING THE ENGINE OIL
4.3.1 OIL CHANGE INTERVALS
See the "Service Schedule" section.
4.3.2 ENGINE OIL RECOMMENDATIONS
Use all season SAE 5W-30 synthetic oil or use SAE
30 oil of American Petroleum Institute (API) Service
Class SG, SH, SJ or SL.

Any attempt to crank or start the engine before
it has been properly serviced with the recom-
mended oil may result in an engine failure.
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4.3.3 OIL & OIL FILTER CHANGE PROCEDURE
To change the oil, proceed as follows:
1. Start the engine by moving the AUTO/OFF/
MANUAL switch to MANUAL and run until it
is thoroughly warmed up. Then shut OFF the
engine by moving the switch to the OFF position.
2. Immediately after the engine shuts OFF, pull the
oil drain hose (Figure 4.5) free of its retaining
clip. Remove the cap from the hose and drain the
oil into a suitable container.
3. After the oil has drained, replace the cap onto the
end of the oil drain hose. Retain the hose in the
clip.
Figure 4.5 – Oil Drain Hose and Filter
Oil Filter
Oil
Drain
Hose
Low Oil Switch High Temp Switch
Loose
n
Change the engine oil filter as follows:
1. With the oil drained, remove the old oil filter by
turning it counterclockwise.
2. Apply a light coating of clean engine oil to the gas-
ket of the new filter. See the Specifications section
for recommended filter.
3. Screw the new filter on by hand until its gasket
lightly contacts the oil filter adapter. Then, tighten
the filter an additional 3/4 to one turn (Figure
4.4).
4. Refill with the proper recommended oil (see the
Engine Oil Recommendations section). See the
Specifications section for oil capacities.
5. Start the engine, run for one (1) minute, and
check for leaks.
6. Shutdown and recheck oil level, add as needed.
DO NOT OVER FILL.
7. Reset the AUTO/OFF/MANUAL switch to the
AUTO position.
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Section 4 — Maintenance
Air-cooled Generators