► Block blade (1) using a piece of wood (4).
► Tighten screw (2) to 65 Nm.
16.3
Sharpening and Balancing the
Blade
Sharpening and balancing the blade correctly
requires a lot of practice.
STIHL recommends having the blade sharpened
and balanced by a STIHL specialist dealer.
WARNING
■ The cutting edges of the blade are sharp. This
may result in the user cutting themselves.
► Wear work gloves made from resistant
material.
► Stop the engine.
► Detach the spark plug socket.
► Upend the lawn mower.
► Remove the blade.
► Sharpen the blade. Observe the sharpening
angle and cool the blade, 19.2.
Bluing of the blade during sharpening is not
permitted.
► Attach the blade.
► If anything is unclear: consult a STIHL special‐
ist dealer.
17 Repairing
17.1
Repairing the Lawn Mower
The user should not repair the lawn mower or
blade themselves.
► If the lawn mower or blade is damaged: do not
use the lawn mower or blade and consult a
STIHL specialist dealer.
► If warning signs are illegible or damaged: have
the warning signs replaced by a STIHL spe‐
cialist dealer.
18 Troubleshooting
18.1
Remedying Lawn Mower Faults
Fault
Cause
Remedy
Engine cannot
be started.
Control bar for mowing is not
pressed.
► Start engine as described in this instruction
manual.
Fuel tank is empty.
► Refuel lawn mower.
Fuel line is blocked.
► Consult a STIHL specialist dealer.
Inferior, dirty or old fuel in the
tank.
► Use fresh, good-quality unleaded petrol.
Air filter is dirty.
► Consult a STIHL specialist dealer.
Spark plug socket is detached
from spark plug or ignition lead
is not properly fastened to
socket.
► Connect spark plug socket.
► Check connection between ignition lead and plug.
Spark plug is dirty, damaged or
electrode gap is incorrect.
► Clean or replace spark plug.
► Adjust electrode gap.
Resistance at the blade is too
great.
► Set a higher cutting height.
► Start engine in lower grass.
Engine diffi‐
cult to start or
engine power
deteriorating.
Lawn mower housing is
blocked.
Clean lawn mower.
Cutting height is set too low or
rate of feed is too high.
Adapt cutting height or mow more slowly.
Water in fuel tank and carburet‐
tor or carburettor is blocked.
Empty fuel tank, clean fuel line and carburettor.
English
17 Repairing
32
0478-111-9848-B
Summary of Contents for RM 248 T
Page 199: ...2 2 1 EG 2006 42 EC STIHL EVC 200 2 2 2 2 3 3 3 1 1 2 3 4 5 6 2 pycc 0478 111 9848 B 199...
Page 201: ...STIHL STIHL 4 4 EN 166 4 5 4 pycc 0478 111 9848 B 201...
Page 202: ...4 6 4 6 1 STIHL STIHL STIHL STIHL STIHL 4 6 2 19 2 19 2 pycc 4 202 0478 111 9848 B...
Page 203: ...STIHL STIHL 4 7 3 15 4 pycc 0478 111 9848 B 203...
Page 204: ...4 8 25 46 6 3 STIHL pycc 4 204 0478 111 9848 B...
Page 205: ...4 9 4 10 4 11 4 pycc 0478 111 9848 B 205...
Page 208: ...6 3 7 7 1 1 15 8 8 1 1 2 3 1 2 pycc 7 208 0478 111 9848 B...
Page 209: ...4 2 5 6 5 6 4 8 2 9 9 1 1 2 2 9 2 10 10 1 STIHL 10 2 9 pycc 0478 111 9848 B 209...
Page 211: ...11 4 11 5 1 1 2 1 1 1 2 2 2 4 3 2 2 12 12 1 13 13 1 12 pycc 0478 111 9848 B 211...
Page 212: ...14 14 1 15 15 1 1 11 2 1 2 3 2 4 15 2 16 16 1 STIHL pycc 14 212 0478 111 9848 B...
Page 214: ...18 18 1 STIHL STIHL STIHL STIHL pycc 18 214 0478 111 9848 B...
Page 235: ...3 3 1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 3 2 XX LWA 2000 14 EC 4 4 1 3 0478 111 9848 B 235...
Page 236: ...4 2 STIHL 248 T RM 253 T 4 3 STIHL STIHL 4 4 4 236 0478 111 9848 B...
Page 237: ...EN 166 4 5 4 6 4 6 1 STIHL STIHL STIHL STIHL 4 0478 111 9848 B 237...
Page 238: ...STIHL 4 6 2 19 2 19 2 STIHL STIHL 4 7 3 15 4 238 0478 111 9848 B...
Page 239: ...4 8 25 46 6 3 STIHL 4 0478 111 9848 B 239...
Page 240: ...4 9 4 10 4 240 0478 111 9848 B...
Page 243: ...6 3 7 7 1 1 15 8 8 1 1 2 3 1 2 7 0478 111 9848 B 243...
Page 244: ...2 5 6 5 6 4 8 2 9 9 1 1 2 2 9 2 10 10 1 STIHL 10 2 15 1 a b c 19 2 19 2 9 244 0478 111 9848 B...
Page 246: ...11 5 1 1 2 1 1 2 2 2 4 2 2 2 12 12 1 13 13 1 12 246 0478 111 9848 B...
Page 253: ...STIHL 2 2 1 2006 42 EC STIHL EVC 200 2 2 2 2 3 3 3 1 1 2 3 4 5 6 2 0478 111 9848 B 253...
Page 255: ...STIHL STIHL 4 4 EN 166 4 5 4 0478 111 9848 B 255...
Page 256: ...4 6 4 6 1 STIHL STIHL STIHL STIHL STIHL 4 6 2 19 2 19 2 4 256 0478 111 9848 B...
Page 257: ...STIHL STIHL 4 7 3 15 4 8 4 0478 111 9848 B 257...
Page 258: ...25 46 6 3 STIHL 4 258 0478 111 9848 B...
Page 259: ...4 9 4 10 4 11 4 0478 111 9848 B 259...
Page 262: ...1 15 8 8 1 1 2 3 1 2 4 2 5 6 5 6 4 8 262 0478 111 9848 B...
Page 263: ...8 2 9 9 1 1 2 2 9 2 10 10 1 STIHL 10 2 15 1 a b c 19 2 19 2 STIHL 9 0478 111 9848 B 263...
Page 265: ...11 5 1 1 2 1 1 1 2 2 2 4 3 2 2 12 12 1 13 13 1 12 0478 111 9848 B 265...
Page 274: ...4 3 STIHL STIHL 4 4 EN 166 4 5 4 274 0478 111 9848 B...
Page 275: ...4 6 4 6 1 STIHL STIHL STIHL STIHL STIHL 4 0478 111 9848 B 275...
Page 276: ...4 6 2 19 2 19 2 STIHL STIHL 4 7 3 m 15 4 276 0478 111 9848 B...
Page 277: ...4 8 25 46 6 3 STIHL 4 0478 111 9848 B 277...
Page 278: ...4 9 4 10 4 278 0478 111 9848 B...
Page 281: ...6 3 7 7 1 1 15 mm 8 8 1 1 2 3 1 2 7 0478 111 9848 B 281...
Page 282: ...4 2 5 6 5 6 4 8 2 9 9 1 1 2 2 9 2 10 10 1 STIHL 10 2 9 282 0478 111 9848 B...
Page 284: ...11 4 11 5 1 1 2 1 1 1 2 2 2 4 3 2 2 12 12 1 13 13 1 12 284 0478 111 9848 B...
Page 285: ...14 14 1 15 15 1 1 11 2 1 2 3 2 4 15 2 16 16 1 STIHL 14 0478 111 9848 B 285...
Page 287: ...STIHL 18 18 1 STIHL STIHL STIHL STIHL 18 0478 111 9848 B 287...
Page 372: ...2 3 3 3 1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 3 2 XX LWA 2000 14 EC dB A 3 372 0478 111 9848 B...
Page 373: ...4 4 1 4 2 STIHL RM 248 T RM 253 T 4 3 STIHL STIHL 4 4 4 0478 111 9848 B 373...
Page 374: ...EN 166 4 5 4 6 4 6 1 STIHL STIHL STIHL 4 374 0478 111 9848 B...
Page 375: ...STIHL STIHL 4 6 2 19 2 19 2 STIHL STIHL 4 7 3 4 0478 111 9848 B 375...
Page 376: ...15 4 8 25 46 6 3 4 376 0478 111 9848 B...
Page 377: ...STIHL 4 9 4 10 4 0478 111 9848 B 377...
Page 380: ...6 3 7 7 1 1 15 8 8 1 1 2 3 1 2 7 380 0478 111 9848 B...
Page 381: ...4 2 5 6 5 6 4 8 2 9 9 1 1 2 2 9 2 10 10 1 STIHL 10 2 9 0478 111 9848 B 381...
Page 383: ...11 4 11 5 1 1 2 1 1 1 2 2 2 4 3 2 2 12 12 1 13 13 1 12 0478 111 9848 B 383...
Page 384: ...14 14 1 15 15 1 1 11 2 1 2 3 2 4 15 2 16 16 1 STIHL 14 384 0478 111 9848 B...
Page 386: ...18 18 1 STIHL STIHL STIHL STIHL 18 386 0478 111 9848 B...
Page 439: ...2 3 3 3 1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 3 2 XX LWA 2000 14 EC dB A 3 0478 111 9848 B 439...
Page 440: ...4 4 1 4 2 STIHL RM 248 T RM 253 T 4 3 STIHL STIHL 4 4 4 440 0478 111 9848 B...
Page 441: ...EN 166 4 5 4 6 4 6 1 STIHL STIHL 4 0478 111 9848 B 441...
Page 442: ...STIHL STIHL STIHL 4 6 2 19 2 19 2 STIHL STIHL 4 7 3 m 4 442 0478 111 9848 B...
Page 443: ...15 4 8 25 46 6 3 4 0478 111 9848 B 443...
Page 444: ...STIHL 4 9 4 444 0478 111 9848 B...
Page 445: ...4 10 4 11 15 1 STIHL 5 5 1 4 6 1 4 6 2 15 10 2 6 1 6 3 8 1 7 5 0478 111 9848 B 445...
Page 447: ...1 2 6 2 3 6 3 7 7 1 1 15 mm 8 8 1 7 0478 111 9848 B 447...
Page 448: ...1 2 3 1 2 4 2 5 6 5 6 4 8 2 9 9 1 1 2 2 9 2 9 448 0478 111 9848 B...
Page 450: ...11 3 11 3 1 11 3 2 11 4 11 5 1 1 2 1 1 1 2 2 2 4 3 2 2 11 450 0478 111 9848 B...
Page 451: ...12 12 1 13 13 1 14 14 1 15 15 1 1 11 2 1 2 3 2 4 12 0478 111 9848 B 451...
Page 453: ...19 2 STIHL 17 17 1 STIHL STIHL 18 18 1 STIHL STIHL STIHL STIHL 17 0478 111 9848 B 453...
Page 474: ...Az rbaycan dili 23 nvanlar 474 0478 111 9848 B...
Page 475: ...23 nvanlar Az rbaycan dili 0478 111 9848 B 475...
Page 476: ...www stihl com 04781119848B 04781119848B 0478 111 9848 B 0478 111 9848 B...