Honda Power Equipment HRB216TXA owner manual Quick Reference Information, See Maintenance Schedule

QUICK REFERENCE INFORMATION

Fuel	type	Unleaded gasoline with a pump
		octane of 86 or higher
	capacity	0.29 U.S. gallon (1.1 liter)
Engine Oil	type	SAE 10W-30
	capacity	0.58 U.S. quart (0.55 liter)
Spark Plug	type	Regular: NGK- BP6ES,
		Denso – W20EP-U
		Resistor: NGK PBR6ES,
		Denso – W20EPR-U
	gap	0.028 ~ 0.031 inch (0.7 ~ 0.8 mm)
Maintenance	before each use /	See Maintenance Schedule
	subsequent