What is fuel mix ratio for Tanaka tht 210 - Tanaka Garden

Refer to instructions page 5-6
https://www.manualslib.com/manual/168087/Tanaka-Htd-2530pf.html?page=6#manual

Fuel mixture ratio

Oil Mix Ratio:
Starting in the early to mid 90s Dolmar, Echo, efco, Homelite, Husqvarna, Jonsered, Makita, Oleo-Mac, Red Max, Ryobi, Shindaiwa, Solo, Spear & Jackson, Stihl and Tanaka all started recommending 50:1

• 1 gallon of premium fuel to 2.6 ounces of quality 2-cycle oil or
• 4 liters of premium fuel to 80 milliliters of quality 2-cycle oil.

McCulloch, Poulan & Wen recommend 40:1

• 1 gallon of premium fuel to 3.2 ounces of quality 2-cycle oil or
• 4 liters of premium fuel to 100 milliliters of quality 2-cycle oil.

possible problem with dirt or blockage in the main jet of the carby
remove carby and blow out all holes and jets
fit new diaphragm
ensure that the oil / fuel mixture has not excessive oil in the mix
do not use e-mix fuel

The fuel to oil ratio is 50:1


100ml of 2stroke oil in 5L of petrol

50: 1

100ml of oil in 5L of petrol

2% (50:1)

see http://tanakapowerequipment.com/pdf/manuals/Hedgetrimmers.pdf

Your owner manual states 25:1 but 50:1 in California. 25:1 would be 5.12 ounces of oil/gallon or 2.56 ounces in a half-gallon.
Here is the link to your manual also.
http://www.tanaka-usa.com/pdf/manuals/Blowers.pdf

Here is a handy oil-ratio chart.
http://www.rctek.com/pdf/fuel_to_oil_ratio_chart.pdf 50:1 is 2.56 ounces/gallon

Oil Mix Ratio:
The following ratios have been recommended for the last 10-15 years.
Dolmar, Echo, Efco, Homelite, Husqvarna, Jonsered, Makita, Oleo-Mac, Red Max, Ryobi, Shindaiwa, Solo, Spear & Jackson, Stihl & Tanaka; all recommend 50:1.
• 1 gallon of premium fuel to 2.6 ounces of quality 2-cycle oil.
• 4 liters of premium fuel to 80 milliliters of quality 2-cycle oil.
McCulloch, Poulan & Wen; recommend 40:1.
• 1 gallon of premium fuel to 3.2 ounces of quality 2-cycle oil.
• 4 liters of premium fuel to 100 milliliters of quality 2-cycle oil.
Chinese chainsaws recommend 25:1.

If you have more questions or need additional help please reply below and I will get back to you. HTH & Good Luck.
Lou
Thank You for using FixYa.

Hello George:
I cannot find an OM for your saw. I did find 3 IPLs the oldest being 1993. I have 2 McCulloch (1983 & 87) saws both older than yours and their OMs recommend the current mix ratio of 40:1
Oil Mix Ratio:
The following ratios have been recommended for the last 10-15 years.
Dolmar, Echo, Efco, Homelite, Husqvarna, Jonsered, Makita, Oleo-Mac, Red Max, Ryobi, Shindaiwa, Solo, Spear & Jackson, Stihl & Tanaka; all recommend 50:1.
• 1 gallon of premium fuel to 2.6 ounces of quality 2-cycle oil.
• 4 liters of premium fuel to 80 milliliters of quality 2-cycle oil.
McCulloch, Poulan & Wen; recommend 40:1.
• 1 gallon of premium fuel to 3.2 ounces of quality 2-cycle oil.
• 4 liters of premium fuel to 100 milliliters of quality 2-cycle oil.
Chinese chainsaws recommend 25:1.

If you have more questions or need additional help please reply below and I will get back to you. HTH & Good Luck.
Lou
Thank You for using FixYa.