HBM Machines H130430 Mode D'emploi page 30

1.3. Check for discoloration. Standard: Tan color.
1.4. Check spark plug gap.Standard:0.7~0.8mm. (Picture 19)
2. AIR FILTER (TIME: per 100h or per one month)
2. 1. Remove air filter. (Picture 20①)
2. 2. Wash clearly in solvent. (Picture 20②)
2．3.Get Motor oil. (Picture 20③)
2. 4. Squeeze Motor oil out. (Picture 20④)
Warning: Never run engine without air filter.
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