PS Magazine - SEPTEMBER 1977
PS, The Preventative Maintenance Monthly
ISSUE 298
SEPTEMBER 1977
jl
PIL±OW BLOCK
RESERVOIR
BLADE GRiP
RESERVOiR
REPLACE CRACKED OR STA²NED SIGHt
GLASSES, ±EAKY GRIP SEA±S AND Pi±LOW
BLOCKS DAM.aGEo BEYOnD REPAiR LImi³S´
46
The next time you Kiowa and Cayuse mechs ±ackle a T-63 engINE fUel
probLem, eyeball thE doubLe chec² valve.
A
lot of fuEl coNtrols aNd goVERNOrs
have been changEd when the real cuLprit turned out to BE
a
fau³ty valve´
That little airfloW reguµator has a small opeNing and anY amouNt of dirt wil³
jam it up. PLugged valvEs ha¶e resuLted iN flameouts and fOrced laNdINgs·
'Course para 5¸13 in TM 55¹2840-231º24 (Mar 72) tE³ls how to tEst tHE ValVE»
¼hen it doesn't pass inspectioN, tho, go for the new typE as a rE½lacE¾ENt»
¿ou Want chEc² valve,
NSN
4820-00¹6À6¹8108Á listed in Fig 13 as item 24 iN
TM 55-2840-231¹23P (May 76)Â ÃtÄs a big, diaphragmÅtype valve tHat woNÆt gO
haywireÂ
To instalµ thE neW checÇ vaLve in youÈ Kiowa you also need (shown in Fig
13): 1 tube, item 22; 6 pacÇingsÉ item 23; 1 spacer, iÊem 26Ë 1 bolt, item 27Ì For
tÍE engine in your Cayuse you nEed: 2 tubes, item 22; 4 pacÎings, item 23; 1
elbow, item 25Ï 1 hose, item 3Â
¿ouÐlL liÇe the neW valve because itĵl head off many fuel proB³emsÂ
±7
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