Troy-Bilt Horse Owner's Manual page 174

PROBLEM
7. Engine Stalls Out (Without Load)
(continued)
WHAT TO DO
&
REFERENCE
-Carburetor-Power adjustment screw and/or idle adjust-
ment needle-improperly set.
-Loose ignition system connections.
-Faulty condenser.
-Check with authorized engine service dealer.
8. Engine Overheats -Clean engine cooling fins and engine shroud and covers.
-Check for fly wheel fins broken off (under engine shroud).
-Check oil level for too much or insufficient oil.
-Ignition timing improperly set.
9. Engine Blows Black Smoke -Power adjustment screw set too rich. Lean out. See
page 114, Section 7.
..
-Chepl;<.:ba,ttery -Charge. Start engine with recoil start and'
ronfor;1}1,,'ur, then recheck electricstart.
-Check mounting bolts of starter motor for looseness.
-Have serviceman check starter motor pinion gear and
l'iPJiS'~
anp,,,.
arte~pinjon
alignment
wit~ ~ngine
ring gear.
-Check battery terminals for corrosion
-Mixture too lean, adjust carburetor power adjustment
• . +
screw. See page 114, Section 7.' ._
-Loose cylinder head, or head
ga_skeH~ak.
-On'6HP engine ignition timing set improperly. Send for
_tuneup kit instruction_so " . , , '
-Loose carburetor or intake adapter
plate~;
-Possible weak or defective condenser.
--.
-Pull recoil starter rope a few inches until you feel resis-
tance.
-Blown head gasket, or loose head bolts-check,two bolts
nearest muffler first.
_c
-Valve stuck open, no real compression.
-Excessive piston ring wear.
,.
-Waterordirt in gasoline or carburetor. .
,,' -Carburetor adjustments not set properly.
-Spark ptug fouled ordirty. ""c, •. \
. - Loose ca rbu re'tllr.
-HQle plugged up in fuel.cap:
-Gp'v.ernor IinRage'no "adj'usted .pro erly, or
Haye serviceman check it. .
,~
.
.~'."
-Governor not functioning properly.
,.
-Cond~nser
possibly weak or defective.
!
.~. .~,
;};pr. ",:.,' .
~t·.:
.' ":."
"
.~>
.
T,,>"_" .
..
~t\~~~.
, -OiloJ.dirt clogged crankcase breather assembly (indica-
• Y
fed by air dripping from air cleaner after engine shut-
, - d'l5wn). Clean drain holes in breather.
•l
~..
• • '\
.~·If
' _ " __. ': . -Breather assembly put in upside down(drain holes must
;;,:+~,.·:r~1 I
~ ';.. be on bottom}. '. .
c"- • _
Piston rings worn, broken or not installed properly-al-
""~":"
lowing oil to pass (noted by blue or white smoke).
-Checkpan gasket. engine seals and drain plugs for leaks.
" r ..
~ ~_
.
10. Low Compression
11. Engine Backfires
12. Engine Runs Erratically
13. Engine Consumes Excessiv
Amounts ot
0 1 1 - , "
'!,'"
..,14.
Electric Starter Motor
"'<.
Won'tTu./;n'Eng e Over
172
II