TM-9-2320-272-24-1
TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL)
TECHNICAL MANUAL; UNIT, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE MANUAL; VOLUME 1 OF 4
JUNE 1998
TM-9-2320-272-24-1 - Page 333 of 1015
Tble 2-6. StE I iCE NO±GO²Cha³n tes´s (Con´d)µ
¶30
ENGINE CNK
•
NO STA
cot
3
·¸¹AL
±SDcER
±
D
²FSe:
• Stop vehicle engIne.
• Remove plug on traNsfer puMP±
• ²nstall pressu³e transducer
º
ite´ 17 (blue stripe) iN
place of plug on transfer pu´p±
• Connect µL of transducer cable W4 to J¶ or J2 oN
V.
• Connect
P
oF transducer cable to coNNector oN
pressure transducer·
• Dial 50 iNto TE¸T ¸E¹Eº»¼
• µress and Ho½d »EST uNtil ºA¹ ´e¾¾¿Ge ¿PPe¿À¾ oN
Áisp½ay±
• ReÂease TEST±
• w¿it Ãr oÄset Å¿lue to ¿PPeaÀ oN tHe dƾP½ay±
• Çs oÈset value ÉÆtHin tHe li´Æt¾ -Ê5Ë to +Ê5Ë?
TEST NO.
50
CRL
µÌOÍÎÏÐÑ
ÍE¸¸AÑE
•Òroceed to
T
9Ó49Ê0Ó5ÔÕÖÊ2&µ
×r oؾet Ùu½t isolatioN·
4
cHEcK FUEL SUPY p³SSUrE DriNG crak´
• Úrn on fueÛ aNd accessory ¾ÉÆtcHÜ
• Dial 50 iNto TݸT ¸E¹ECT aNd Press TE¸T±
• Cr¿nk engIne ¿Nd É¿tcH tHe re¿dout di¾P½¿y·
• The NuMber oN tHe dÆsPl¿y sHould be ¿boÅe 3 P¾Æ
Þ2Õ kµaß±
• às fUel Pressure aboÅe tHe ½i´it ¾Peciáed?
• µroceed to ¾tep 5±
• ÌeFer âo
t
9-232Ëã2ä2-ÊË år ProPer oPer¿tæoN oF
eNgçNe sHutoè deÅéce±
• Check Ãr restÀécêd ¿ir iNt¿keë
• Ïf eNgiNe ¾tƽ½ doe¾ Not st¿rt ¿Nd Ée¿tHer is cold, refer to
ìlectrical Troubleshootingí Para± 2î22ï to cHeck co½dð
sñrt deÅices.
»¼½¾
òter coMP½etÆNg rePaÆr, reruN ÑOóºHaÆN te¾ôs to
veriõ the Prob½e´ ƾ öxed ¿Nd No ÷tHeø
ProbleMs eXi¾t±
TM
9¿ÀÁÀÂÃÀ7ÀÄÀÅÆ1
µST
0ÓÕù000 ú²Ñ
µRESSûRì
ÇÈÇÉ5
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