Pre-Operation Check; Prepare The Air Filter - Benchmark BG Series User Manual

3. PRE-OPERATION CHECK

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These quick checks should be done each time the generator is started to ensure you
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get the most out of your generator.
Set the generator on a level surface and the power switch to STOP.
NOTE
DO NOT soak paper air filter in oil.
Running the engine without the air filter will quickly degrade the engine
Always inspect air filter before using the generator. Check and clean the
air filter according to the maintenance schedule.

3.1 PREPARE THE AIR FILTER

Clean and oil the air filter before your first use. Check the maintenance schedule for a
complete cleaning guide.
BG4650E
Foam Air
Filter
1. Loosen the knob and remove the air filter cover. Remove the foam air filter
element and inspect for cleanliness.
2. Clean the foam air filter with soap and water or solvent and let dry.
3. Soak in clean engine oil.
4. Squeeze out all excess oil and reinstall. Replace the foam filter if it is
damaged.
5W-30
0°C
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32°F
0 20 40
Air Filter Cover
TM
10W-30
10 20 30
60 80
17
40 50 °C
100 120 °F
Knob