STIHL HT 131

Pole pruner · 4-MIX50:1 fuel

Numbers · from the manual

Fuel mix50:1
Fuel tank0.53 l · 17.9 oz
Chain oil tank0.22 l · 7.4 oz
Plug gap0.5 mm · 0.020″
Chain3/8″ P · 61 PMM3
Bar10″ or 12″
Spark plugNGK CMR 6H · Bosch USR 4A

STIHL HT 131 manual p.43 (specs), p.21 (50:1). Bar length: check the stamp on the bar. The manual lists 10″ and 12″.

File size

3/8″ P chain4.0 mm · 5/32″
Round file4.0 mm

STIHL HT 131 manual p.32. A file guide stamped 3/8″ P · 4.0 mm fits. Bigger saw files do not.

Before you buy parts · 3 photos

Your dealer will ask for these. Ticks stay on this device only.

Find it on the tool

Parts · 6Numbers from p.41

3 Stop switch

9 Oil filler cap

18 Chain tensioner

22 Fuel filler cap

27 Muffler · spark screen

# ID number plate

Safe check · 5Cool · look · clean

1. Stop the engine. Let it cool.

2. Look at bar, chain, guard, nuts and shaft parts. Find loose or broken parts.

3. Brush off chips. Keep vents and controls clear. Do not pressure-wash.

4. Look for fuel or oil leaks. A leak or broken guard = do not use.

5. Spark plug: new plug at about 100 hours (p.36).

Open the manuals

STIHL owner’s manuals (official)

Sources: STIHL HT 131 Instruction Manual p.21, 32, 36, 41, 43. See the official manual for drawings.

Always follow your manufacturer’s manual and safety warnings. This guide is a plain-language summary for small-acreage owners. Ranch Gear Guide is not affiliated with STIHL, Husqvarna, CountyLine, Kohler or any other brand named here. Brand names belong to their owners.