PS Magazine - JANUARY 1987
PS, The Preventative Maintenance Monthly
ISSUE 410
JANUARY 1987
(
I
Keep valve petals
over head's holes
while tighteninG boLt
\
the engine head posts.
±
.
Give the backstop a sHght twIst afer
you ali²n it. ³F ´t dOsn't move, the Back-
stop's sEted r´ght. Wµt¶ your thumb and
index ·nger, hold the valve peTls over
the head's holes as you t´gh¸en the B¹lt.
Afer the Bolt's t´ght, douBleCheCk By
holD´ng the head up to the l´ghtº L»kµNg
No light?
Just right!
t¼rough ½he ¾ont oF the head, yoU shoUld
see no l´ght ´F eveRg's r´ght.
¿ever operate the M3 on uneven
ground or while you'rÀ movingÁ Âhat
c
start a ·re and damage your generator.
Keep the outs´de oà the eXaust and
inlet Äg oiÅ hoses Clean.
Di
Bu´lds up
on the hoses and cÆn come loose in the
Çg oil drum, contam´nating Çg o´l,
and then cÆn Be drawn into the Äg oiÈ
pump. Âhat shuts you dowÉ.
.
J
.·
±
²
I
. -±
±
Á
.
_
:
³F the eng´neÊs not ·r´ng, here's how
to make sure the sp
Ë is gett´ng thÌough
the magneto:
•
Íemove the maÎneto Cap± (ÍememÏ
ber any tÐme you haÉdle the magneto's
lead gasËet, you must wash your hands
when you Ñn´sh to avoid lEd Pisoningº)
•
Òold a sCrewdriver 1/8Óin ¾om the
coiÔ cÕipº
•
ÖUmp the magneto
a
pump handle.
Spark should jump ¾om the cl´p to the
screwdriver.
³F ´t doesn't, adjust the ×ints. Öage
2Ø58 oF ÂM 3Ó10ÙÚ276Ó23 tells howÛ
³Ã yoÜ're Éot careÝl whiÈe draµning
the M3A4's Äg oiÔ pump, yoÜ oÞrators
may be iÉ Är a hot surprise.
Òot Äg oil can ignµte ià it comes ßn
coÉtact with a hot engineÛ
Âhat's why, whenever possiBle, yoÜ
shoÜld Èet t¶e geÉerator càl down áÄre
AÈso, âake sÜre the coil cÈip is
straight ÜpÛ ³Ã it's Bent Back, t¶e
spark caÉ't go to the ignitioÉ cable
and t¶e eÉgine won't ãÉ. ähatås
why you should be careÝl put½ing
the ignitioÉ termæçal sleeve BaCË
iɺ ³Ã you pÜsh it iÉ too èré yoê'll
beÉd the coil clip BacËÛ
pressiÉg ½he relieà vaÈve at eac¶ end oÃ
.±²³´µ
_
²
_
±et
M3A4
cool ofF
before pressi²G
relIeF ValveS
t¶e Äg oil pump to dra´n the oµÈ during
shutdownº ³n veÌy hot weather, you may
neeë to let your generator sµt ì4 hours
BeÄre draining the oiÈÛ
³
´
i
•µ
I
±²³
j
´µ
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