PS Magazine - TB 43-PS-478
PS, The Preventative Maintenance Monthly
ISSUE 478
SEPTEMBER 1992
,±²³.´_µ
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f your M44-series truck still haS The old hydraUlic fluid operated bRake light
swiTch, you could be headed fOr troUble.
±he old switch² N³N
5930-±²755²0761,
can blow an elect´Ical connecToR piµ¶
dUmpiµg aL· of your hydrAU·ic F¸Uid¹ ºesUlt: »o b¼Akes½
Play iT safe¾ ºeplace hydraUlic Fluid¿opeRated swiTches with the aiÀ¿operated
switchesÁ N³N
5930²00²³89´6192.
Don'T let the drawiµgs in ±Ms
9µ2320µ209µZOP
and
µ20µ3-1
throw you. ±hey stÂlà show The old swiTchÄ
±he µew swiTch moUnts on The aiR sÅde¾ Even if iT faÆlsÁ the brÇkes wonÈtÉ
±o convert To The µew switch² you also µeed Conversion kitÊ N³N
2530²01²105µ
5025.
ËT moVes the swiTch To the air side of the bRake systemÌ ±he kiT comes with
switchÍ instrUctions² mounTing hardware aµd a Î/2-in elbowÄ ³ome trUcks need a
3ÏÐ-in elbow² N³N
4730µ00µ289µ0¶55·
Ñind out whÒch oµe you µeed by measURiµg the TUbe showµ as ËTem
12
in ÓÒg
¸22
of ±M
9
²
2320µ209
¹
20Pº
±Ubing is always measUred by oUtside diÇmeteÔÕ
Ö×Ø¿Òn
oD
means 3ÏÙ¿in TubÚngÛ
»¼
SEp½»
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