PS Magazine - JUNE 1984
PS, The Preventative Maintenance Monthly
ISSUE 379
JUNE 1984
I
f
!
MW-24 and MW-24B Loaders .±²
.
-
.±
_
.
HyDRAulic Sy³tEm
If the hydraulic system is sluggish
The Flter has ±o Ft snugly around ±he
check the oil level
i
the hydraulic reser-
outlet tube. Be sure the spring re±ainer
voir² If it's low, add oil to the ³ULL
is clamped over the Flter, too. This'll
mark on tHe dipstick.
stop Fl´r movemen±, let oil µow smoo±h¶
Be sure ±o t·rn ±he air valve ON after
ly
t
it and mAke ¸r normal oPRtion.
you check ±he hyd¹aulic ºuid level in the
reservoir. If you leave the valve O³³,
there's no air pressure to push hydraulic
oil to the pump. No oil»dry pump»no
When you mechaniCs put on a wheel,
make sure ±he tire valve stem lines up
wi±h the no¼ch in the axle flange² This
will keep pressure o½ the valve stem
and head o¾¿ damage.
´INµ Up
¶Tµ· wITh
NOTCh
¸EmPERA¹uRE GAgE³
IÀ the oil pressure, converter temperÁ
a
º
re or water temperature gages aren't
workinG, check ±he resistor at the back
of ±he Gage with a multimeter.
You should get a reading of about
75
ohms² If not, replace the resistor²
I¿ the resistor is OK,
check the
±ransmitter.
Turn
Â
the master switch
ON²
Disconnect ±he Ãwire Äom ±he
transmit±eÅ. Touch the positive probe
of the multimeter to ±he wire and ±he
negative probe to a clean spot on Æhe
±ransmit±er case. If you get a steady
JUN 84
The nu±s and bolts ±hat hold ±he serÇ
viÈe brake backing plate loosen up in
service²
I¿ the nut comes o¾¿, the bolt drops
inside the brake drum»and ±hat's no
place Ér stray bol±s!
Êheck Ér missing or loose nu±s once
a month.
A
shiny spot or ¿resh rust
around a nut iS a ±ipo½ it's loose. The
nu±s are on the back o¿ the axle ºanges²
»hµCk fO¼
½OO¶µ NUT¶ ¾¾¿
ÀNÁ C¼ÀCk¶
IN wµÂÁ
If you find a missing or loose nu±,
report it to DËÌ They'll pull the wheel
and brake drum and torque ±he nu±s to
±
175-185
lbÍÎÏ
While
you're
checking,
look
Ðr
cracks in the weld between the axle and
flange² If you find a crack, have supÁ
port weld the Ñange like Òage
5±3.5
of
TM
43-0143
says²
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