Maintenance & Repair
42
3. Spark plug cleaning and replacement
4. Fuel filter check/replacement
5. Inspecting and cleaning muffler (and spark arrestor if equipped)
Change pump oil
Change the pump oil
after the first 40 hours of use, and then after every 3
months or 500 hours of use after that.
1. Remove drain plug from pump.
2. Drain pump oil into suitable container and dispose of responsibly.
3. Reinstall oil drain plug.
4. Make sure unit is sitting level. Fill pump with 4.3 oz. of Universal
Tractor Transmission Oil (UTTO) or Mobil1 15W50 synthetic oil to
middle of sight glass.
5. Replace oil fill cap.
Oil Sight
Glass
Oil Cap
Drain Plug
Figure 16
