English
Condition
LEDs on
Battery
Chain saw cuts
1 LED glows
out during opera‐
red.
tion.
3 LEDs glow
red.
Run-time is too
short.
During sawing,
the wood
smokes or smells
burnt.
Battery is not
1 LED glows
being charged
red.
even though LED
on charger glows
green.
26 Specifications
26.1
STIHL MSA 161 T
– Approved battery types:
– STIHL AP series
– STIHL AR series
– Weight without battery, guide bar and saw
chain: 4.6 lbs. (2.1 kg)
– Maximum oil tank volume: 3.6 oz. (0.105 l)
For technical information regarding the
STIHL AP and AR series batteries, see the prod‐
uct information accompanying your battery.
For technical information regarding the
STIHL AL 101, 301, 301-4 and 500 series charg‐
ers, see the product information accompanying
your charger.
Batteries, chargers and other accessories sold
separately. Contact your authorized STIHL serv‐
icing dealer for pricing and availability.
26.2
Chain Sprockets
The following chain sprockets are available for
this model chain saw:
– 10-tooth for 1/4" PICCO pitch
– Maximum chain speed: 16.1 m/s
40
Possible Cause
Remedy
Battery too hot /
► Remove the battery,
too cold.
► Engage the chain brake,
► Allow the chain saw and battery to cool down
Chain saw too
gradually at ambient temperatures of about
hot.
50 °F to 68 °F (10 °C to 20 °C).
Battery not fully
► Charge the battery,
charged.
Useful life of bat‐
► Have the battery checked by an authorized
tery has been
STIHL servicing dealer.
reached or
exceeded.
The chain is dull
► Properly sharpen the chain,
or improperly
sharpened.
Working techni‐
► Obtain instruction on proper working technique.
que is improper
or the saw is
being mis-used.
Insufficient bar
► Have the chain lubrication mechanism checked
and chain oil.
by an authorized STIHL servicing dealer.
Battery too hot /
► Allow the battery to warm up or cool down grad‐
too cold.
ually at ambient temperatures of about 50 °F to
68 °F (10 °C to 20 °C).
► Read and follow the warnings and instructions in
your charger's manual. For optimum perform‐
ance, observe the recommended ambient tem‐
perature ranges,
26.3
The minimum groove depth of a guide bar
depends on the pitch of the guide bar.
– Minimum groove depth for 1/4" PICCO pitch
26.4
The depth gauge setting of a saw chain depends
on the pitch of the chain.
– Depth gauge setting for 1/4" PICCO pitch
26.6.
Minimum Groove Depth of
Guide Bars
guide bars: 0.157 in. (4 mm)
Depth Gauge Setting
chains: 0.018 in. (0.45 mm)
26 Specifications
17.2.
16.1.
11.
24.4.
0458-791-8221-D