PS Magazine - JUNE 1986
PS, The Preventative Maintenance Monthly
ISSUE 403
JUNE 1986
;-±²
ToweO
HoWitzErs, M109 SP
I
itZE
R
...
Just Oil, No Air PleasE
When you add recoil oil to aNy
towed howitzer or
the
M 109 SP
howitzer, be sure to purge the m3 oil
pu±p of air fIrst. ²f you don't, aIr
gets In the recoil asse±bly and causes
rough recoil.
After hand Tightening the fill line
to The howItZer fill valve³ again pu±p
the M3 uNtIl no bubbles appear iN
the oil.
´ake care screwing in the fill line³
tooµ Make sure the M3 adapter is
seated right in the repleNisher fill
valveµ ²f the adapter's seated wrong¶
you can easily cross thread the fill
valveµ Result: Air is pu±ped in¶ the
fill valve leaks¶ and your howiTZer's
oN its way To DS for repairs.
Re±e±ber· ¸o air in the oil for
good recoil.
18
JUNE 86
M±98 H²³I´zE
R
³
..
Stubborn Wheel Locks?
²f the wheel locKs on your m¹ 98 howItzer won't turn easily By Handº
so±ething's wrong
µµ. and forcIng The± wIlL only ±aKe ±ore trouBLeµ
Firstº ±aKe sure you've relIeved pressure on »He LocKsµ ¼u±p the hy½raulIc
adapters lIKe it says on ¼age 2-6¾ of ¿m 9-À¾25-2ÀÀ-À¾Á ¿Hen try to turn tHe
locKsµ
SÂILl no go? ¼robaBly tHe LocKs nee½ luBIng or cLeanIngÃor BotHµ GIve
eacH locK a coupLe of sho»s of greaseÄno ±oreµ ¿ry agaIn to turn the locKsµ
Åf it's stIll no goº call your ±ecHanicµ
ABove alLº never force »he LocKs wIth a cHea»er Barµ You'lL bend tHe LocKs
and tHey'll Have to Be reÆLacedµ
You and your ±echanIc can head off locK proBLe±s By ±aKIng sure Both
wheel LocKs get a ±on»hly shot of greaseº lIKe It says in Çote 25 of
LO
9-1¾25-2À1-À3µ
Tra±² Sp³de C³ution
Training iNdoOrs with your
M±9²
towed howitzer? Don't use the
spades! SiNce the spades can±t be dug in, there²s nothing to support
them when the trails are lifted. ³hey´ll fall and you could be injured.
Itµs already happened once, so dOn't let it happeN agaiN-to you¶
jUnE ³´
µ¶
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