TM-9-2815-220-34
ENGINE, WITH CONTAINER:TURBOSUPERCHARGED, DIESEL ,FUEL INJECTION ,90-DEGREE “V” TYPE, AIR - COOLED, 12-CYLINDER, ASSEMBLY; MODELS AVDS-1790-2C (2815-00-410-1203) AND AVDS-1790-2D (2815-00-410-1204)
TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL
TM-9-2815-220-34 - Page 485 of 532
TM 9-2815±²²0³34
CHAPTER 4
CLEAN AIR SYSTEM
Sction I. DEsCR±PTION²
´µ¶.
Ge³eral²
1±²e Clean
Air
System
is composed of the
Dust
DeTector SysTem And the DusT EjecTor System.
·¸¹º
Du´t Detµ¶tor sy´tµm.
a.
³He dUsT detector system (figs´ 4-µ through
¶-3) pRovides ·us¸ deTecTIon capAb¹L¹ties when ·usT
ºs Be¹ng ingest»· inTo The engine aºr in·UcTion
system¼
b»
The system i
s composed
of ±wo ±uRbosuPer-
cHargers (F¹gs½ ¶-2 an· 4-¾) equ¹pped wiTH specia¿
coMpÀessoÀ
HoUsingsÁ ÂHe
compÀessor
HousÃngs
ºncÄude ¸He oÅÆÇces And È¿teÀs necessaÀy
f·r
dUsT
dEteC±Ion. 'N²e
compÀessoÀ
housI³gs are Con´eCted
to
pressure sw¹Tches Éfºgs´ ¶Ê2 and ¶ËÌÍ wiTh ÎÏgH
and Ðow
µressUre
hoses, wHicH deTecT pressure
d¶ffEren±I·l.
Ñhe pÀessuÀe switches AÀe enerGÒzed
BY
tHe
engine staÀter (posiTiVeÓ eÐecTrÔcaÐ hAÕess ÖFÔg¼
4˵ )×
c±
t¼e
·usT ·etecToÀ sysTeØ uses eng¹ne AiÀ
induction
M¸¹
if oLD
press
Ure
To
C¶ºCUL¸te
¸i»
±hroUgh t
H
e
FiÙteÀ strºps
moU´±ed I´ the ComPreSsor
HoUsings¼
WHen
¸He
ÚÛ¿Ter
sTrºpÖsÜ
Ýecomes reÞ
stßàcTe· áÀom ·usT ingesTionâ THã pressuäe swºTcå
senses
A
cHAnge
ºn
·iFFerentÔAÐ
pºessUºe¼
½He
PReSSUre
dIfF¾r¿¹±i¸l
±rIPs
tHe
pÀessure
swItCH
p¿unger(sæ (çigè 4-2)
¸nÁ
actiVaTes The power p¿anT
wAéêOg Ðamp an· specºaÙ ·usT wAëJng Ðamp ºn the
·rºver's
compArtØenTì
íotH wAîing ¿amps
wiLl
ïðñT
i ei±her or Ão±H pressÄre sw¶tChes deteCt ¸
re
sT
r¶
cTºon ¹n
Å1e
FºÄter sTripÖsÓè
TA265581
Figure
½¾¿À
-
StaRte±, Smoke GeneRatO²
ònó ôõöt
De³ec³O´ SysµeM Elecµ¶LCa· Ha²ness
ÆhÇ´GÈ
3
ÁÂ
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