PS Magazine - JANUARY 1987
PS, The Preventative Maintenance Monthly
ISSUE 410
JANUARY 1987
M3-Series
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Here're some tips fr you operatoRs to keep your M3 smoKIn' good-liKe a
generator should
! r
³
.
¹
WhiLe doing PMCS, give the oiL ±eter²
ing globe valve and the oi³ injection ´µNe
a shaKe. ¶F they move, TlL your mEhanµc.
!I
.
´
·he coupling nut at the base oF the oiL
injection ´ine may need tighte¸ng to pre²
vent an oil leaK.
ALso maKe sure the vaLve dOsn't open
and close too easi´y¹ ºF the valve scRew
»s l¼se, the valve can vibrate shut dur½ng
o¾eration, shutting o¿ the oi´ supp´y. ¶F
the engine runs more than 2 Àutes
Áithout fg oÂl, it's ruined. ·ell your
mechanic about a loose screw.
Set the Ãowjector so tÄe air tube is
Btween 3 Åd 6 o'c´ÆK. ÇtheÈise, Éel
wi´l blow away Êom the sparK ign½ter and
the engine won't sËt.
Don't wear yourselF out pumping
the magneto air pump hand´e when
you're starting the M3's engine. ¶F the
engine won't Ìre up aÍer a Îw mÏnutes'
pU±ping, something's Árong. CaÐ your
mechanic.
¶F your M3's on the ground, crouch to pump¹ ¶F you pump stanÑing Up, you'll
bend the magneto racK.
Pump w»th short, vigorous stroKes. ¶F yoU pull the handle a´´ the way out or
ti
push it
a
the Áay in, you can breaÒ thiNgs liÒe the magneto tuB or magneto c´amp.
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46
JAN 87
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ÓF you have to change engine hÔÕds
h,
iÖm×µaT´y ØÙw
i
Úe other
H¶
)
aÍer the M3's hot, Ño it quickLyÛ Cold
Üever put on a dirty head assemb´y.
³
J
Ýhat stops the engine in its tracKs¹ Clean
Change heads fasT² Use
e
the head assembly comÞnents wiß a rag
à
,
a wrench To remove
¶
±
hoT head, noT your hand
I
I
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=
1
air rushing into the hot engine cáa±ber
can cause a âre ãashback. äurge gas
Émes by f´lowing the pRocedures on
Page åæ11, ÝM åæ10çè276æ1ç. Ýáen
unscrew éáe head with yoêr open end
Árencá.
never touc· t·e ·ot ·e¸d wt·
your ·¹dµ Us
táe prong oF the wRench
to pU´´ the head out¹ With your other
soë× iN Ñìc´eín½ng so´vent, ÜSÜ 685î
ïæð81è1985ñ Dry all parts completely
with a dry Rag.
Clean dIRTy and new
valves wITh lappIng ³
boarD and fog oIl
4º
»¼½
;
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¼.½
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