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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.
Fuel tank is contaminated.
Consult a STIHL specialist dealer.
Air filter is dirty.
Consult a STIHL specialist dealer.
Spark plug is dirty.
Clean or replace spark plug.
Engine over‐
heating.
Engine oil level is too low.
Add or change engine oil as described in the engine
instruction manual.
Cooling ribs are dirty.
Clean lawn mower.
Lawn mower
vibrates
excessively.
Blade is damaged.
Replace blade.
Blade is not correctly attached. Attach blade.
Grass is not
being cut
cleanly.
Blade is blunt or worn.
Sharpen or replace blade.
19 Specifications
19.1
STIHL RM 248.2, RM 253.2
Lawn Mower
–
Engine type:
–
RM 248.2 : STIHL EVC 200.3
–
RM 253.2 : STIHL EVC 200.3
–
Displacement:
–
RM 248.2 : 139 cm³
–
RM 253.2 : 139 cm³
–
Power:
–
RM 248.2 : 2.1 kW (2.8 hp) at 2800 rpm
–
RM 253.2 : 2.1 kW (2.8 hp) at 2800 rpm
–
Speed:
–
RM 248.2 : 2800 rpm
–
RM 253.2 : 2800 rpm
–
Maximum fuel tank capacity: 900 cm³ (0.9 l)
–
Weight:
–
RM 248.2 : 26 kg
–
RM 253.2 : 27 kg
–
Maximum grass catcher box capacity: 55 l
–
Cutting width:
–
RM 248.2 : 46 cm
–
RM 253.2 : 51 cm
English
18 Troubleshooting
32
0478-111-9850-A
Summary of Contents for RM 248.2
Page 203: ...2 2 1 EC 2006 42 EC STIHL EVC 200 3 2 2 2 3 3 3 1 1 2 3 4 5 6 2 pycc 0478 111 9850 A 203...
Page 205: ...STIHL STIHL 4 4 EN 166 4 5 4 pycc 0478 111 9850 A 205...
Page 206: ...4 6 4 6 1 STIHL STIHL STIHL STIHL STIHL 4 6 2 19 2 19 2 pycc 4 206 0478 111 9850 A...
Page 207: ...STIHL STIHL 4 7 3 15 4 8 4 pycc 0478 111 9850 A 207...
Page 208: ...25 46 6 3 STIHL pycc 4 208 0478 111 9850 A...
Page 209: ...4 9 4 10 4 11 4 pycc 0478 111 9850 A 209...
Page 212: ...7 7 1 1 15 8 8 1 1 2 3 1 2 4 2 5 6 5 6 4 pycc 7 212 0478 111 9850 A...
Page 213: ...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 pycc 0478 111 9850 A 213...
Page 215: ...1 2 2 2 4 3 2 2 12 12 1 13 13 1 14 14 1 12 pycc 0478 111 9850 A 215...
Page 239: ...2 2 1 2006 42 EC STIHL EVC 200 3 2 2 2 3 3 3 1 1 2 3 4 5 6 7 8 2 0478 111 9850 A 239...
Page 240: ...9 10 11 12 13 3 2 LWA 2000 14 EC 4 4 1 4 2 STIHL RM 248 2 RM 253 2 4 3 4 240 0478 111 9850 A...
Page 241: ...STIHL STIHL 4 4 EN 166 4 5 4 6 4 6 1 STIHL 4 0478 111 9850 A 241...
Page 242: ...STIHL STIHL STIHL STIHL 4 6 2 19 2 19 2 STIHL STIHL 4 7 3 4 242 0478 111 9850 A...
Page 243: ...15 4 8 25 46 6 4 0478 111 9850 A 243...
Page 244: ...3 STIHL 4 9 4 244 0478 111 9850 A...
Page 245: ...4 10 4 11 15 2 4 0478 111 9850 A 245...
Page 247: ...1 2 3 4 5 6 1 2 6 2 3 6 3 7 7 1 1 15 8 8 1 7 0478 111 9850 A 247...
Page 248: ...1 2 3 1 2 4 2 5 6 5 6 4 8 2 9 9 1 1 2 2 9 2 10 10 1 9 248 0478 111 9850 A...
Page 250: ...11 4 1 1 2 1 1 2 2 2 4 2 2 2 12 12 1 13 13 1 12 250 0478 111 9850 A...
Page 258: ...3 3 1 1 2 3 4 5 6 7 8 9 10 11 12 13 3 2 LWA 2000 14 EC dB A 4 4 1 3 258 0478 111 9850 A...
Page 259: ...4 2 STIHL RM 248 2 RM 253 2 4 3 STIHL STIHL 4 4 4 0478 111 9850 A 259...
Page 260: ...EN 166 4 5 4 6 4 6 1 STIHL STIHL STIHL STIHL 4 260 0478 111 9850 A...
Page 261: ...STIHL 4 6 2 19 2 19 2 STIHL STIHL 4 7 3 15 4 0478 111 9850 A 261...
Page 262: ...4 8 25 46 6 3 STIHL 4 262 0478 111 9850 A...
Page 263: ...4 9 4 10 4 0478 111 9850 A 263...
Page 264: ...4 11 15 2 5 5 1 4 6 1 4 6 2 15 10 2 6 1 6 3 8 1 7 6 2 2 6 2 3 11 2 10 1 5 264 0478 111 9850 A...
Page 266: ...6 3 7 7 1 1 15 8 8 1 1 2 3 1 2 7 266 0478 111 9850 A...
Page 267: ...4 2 5 6 5 6 4 8 2 9 9 1 1 2 2 9 2 10 10 1 STIHL 10 2 15 1 9 0478 111 9850 A 267...
Page 269: ...1 2 1 1 1 2 2 2 4 3 2 2 12 12 1 13 13 1 14 14 1 12 0478 111 9850 A 269...
Page 270: ...3 STIHL 15 15 1 1 11 2 1 2 3 2 4 15 2 16 16 1 STIHL STIHL 16 2 16 2 1 15 270 0478 111 9850 A...
Page 272: ...18 18 1 STIHL STIHL STIHL STIHL 18 272 0478 111 9850 A...
Page 277: ...2 3 3 3 1 1 2 3 4 5 6 7 8 9 10 11 12 13 3 2 LWA 2000 14 EC dB A 4 4 1 3 0478 111 9850 A 277...
Page 278: ...4 2 STIHL RM 248 2 oder RM 253 2 4 3 STIHL STIHL 4 4 4 278 0478 111 9850 A...
Page 279: ...EN 166 4 5 4 6 4 6 1 STIHL STIHL STIHL 4 0478 111 9850 A 279...
Page 280: ...STIHL STIHL 4 6 2 19 2 19 2 STIHL STIHL 4 7 3 m 4 280 0478 111 9850 A...
Page 281: ...15 4 8 25 46 6 3 4 0478 111 9850 A 281...
Page 282: ...STIHL 4 9 4 282 0478 111 9850 A...
Page 283: ...4 10 4 11 15 2 5 5 1 4 6 1 4 6 2 5 0478 111 9850 A 283...
Page 285: ...1 2 3 4 5 6 1 2 6 2 3 6 3 7 7 1 1 15 mm 8 8 1 7 0478 111 9850 A 285...
Page 286: ...1 2 3 1 2 4 2 5 6 5 6 4 8 2 9 9 1 1 2 2 9 2 9 286 0478 111 9850 A...
Page 288: ...11 3 11 4 1 1 2 1 1 1 2 2 2 4 3 2 2 12 12 1 13 13 1 12 288 0478 111 9850 A...
Page 289: ...14 14 1 3 STIHL 15 15 1 1 11 2 1 2 3 2 4 14 0478 111 9850 A 289...
Page 291: ...19 2 STIHL 17 17 1 STIHL STIHL 18 18 1 STIHL STIHL 17 0478 111 9850 A 291...
Page 378: ...2 2 2 3 3 3 1 1 2 3 4 5 6 7 8 3 378 0478 111 9850 A...
Page 380: ...STIHL STIHL 4 4 EN 166 4 5 4 6 4 6 1 STIHL 4 380 0478 111 9850 A...
Page 381: ...STIHL STIHL STIHL STIHL 4 6 2 19 2 19 2 STIHL STIHL 4 7 3 4 0478 111 9850 A 381...
Page 382: ...15 4 8 25 46 6 3 4 382 0478 111 9850 A...
Page 383: ...STIHL 4 9 4 0478 111 9850 A 383...
Page 384: ...4 10 4 11 15 2 5 5 1 4 6 1 4 6 2 5 384 0478 111 9850 A...
Page 386: ...2 3 4 5 6 1 2 6 2 3 6 3 7 7 1 1 15 8 8 1 7 386 0478 111 9850 A...
Page 387: ...1 2 3 1 2 4 2 5 6 5 6 4 8 2 9 9 1 1 2 2 9 2 9 0478 111 9850 A 387...
Page 389: ...11 3 11 4 1 1 2 1 1 1 2 2 2 4 3 2 2 12 12 1 13 13 1 12 0478 111 9850 A 389...
Page 390: ...14 14 1 3 STIHL 15 15 1 1 11 2 1 2 3 2 4 15 2 14 390 0478 111 9850 A...
Page 392: ...STIHL 17 17 1 STIHL STIHL 18 18 1 STIHL STIHL STIHL STIHL 17 392 0478 111 9850 A...
Page 448: ...STIHL STIHL 4 4 EN 166 4 5 4 448 0478 111 9850 A...
Page 449: ...4 6 4 6 1 STIHL STIHL STIHL STIHL STIHL 4 6 2 19 2 19 2 4 0478 111 9850 A 449...
Page 450: ...STIHL STIHL 4 7 3 m 15 4 8 4 450 0478 111 9850 A...
Page 451: ...25 46 6 3 STIHL 4 0478 111 9850 A 451...
Page 452: ...4 9 4 10 4 11 15 2 4 452 0478 111 9850 A...
Page 454: ...6 2 6 2 1 1 2 3 5 3 4 3 4 3 6 2 2 1 2 3 4 5 6 1 2 6 2 3 6 3 7 7 1 7 454 0478 111 9850 A...
Page 455: ...1 15 mm 8 8 1 1 2 3 1 2 4 2 5 6 5 6 4 8 0478 111 9850 A 455...
Page 456: ...8 2 9 9 1 1 2 2 9 2 10 10 1 STIHL 10 2 15 1 b c 19 2 19 2 STIHL 9 456 0478 111 9850 A...
Page 458: ...1 2 2 2 4 3 2 2 12 12 1 13 13 1 14 14 1 12 458 0478 111 9850 A...
Page 464: ...Matthias Fleischer Sven Zimmermann 23 UKCA 464 0478 111 9850 A...
Page 465: ...23 UKCA 0478 111 9850 A 465...
Page 466: ...23 UKCA 466 0478 111 9850 A...
Page 467: ...23 UKCA 0478 111 9850 A 467...
Page 468: ...www stihl com 04781119850A 04781119850A 0478 111 9850 A 0478 111 9850 A...