C
OMPRESSOR
(AF)
(VIS)
(GC)
(PM)
(OV)
(DP)
(OSV)
(DP)
Fig. 2.3
AF
Air filter
AOV
Air outlet valve (local
installation)
AR
Air receiver
BDV
Blow-down valve
BOV
Bleed-off valve
BV
By-pass valve, HP compressor
element
CEH
HP compressor element
CEL
LP compressor element
CV
Check valve
12
R
S
EGULATING
(UA)
(TV)
(BOV)
(OF)
(TBV)
(OC)
(CEL)
(F)
(CEH)
(TS1)
(BV)
(CV)
(DP)
(BDV)
DP
Drain plug
DV
Drain valve
F
Fan
FP
Filler plug (compressor oil)
FR
Flow restrictor
GC
Gear casing
LV
Loading solenoid valve
MPV
Minimum pressure valve
OC
Oil cooler
OF
Oil filter
OLG
Oil level gauge
(L
YSTEM
OAD
(PS2)
P
(FR)
(DP)
(SL)
(TG1)
(FP)
(PS1)
P
(TS2)
(TG2)
OS
Oil separator
OSV
Oil stop valve
OV
Overpressure valve
PM
Prime mover
PS
Maximum loading pressure
1
switch
PS
Minimum loading pressure
2
switch
RV
Regulating valve
SL
Scavenge line
SV
Safety valve
TBV
Thermostatic by-pass valve
ORV 10 - ORV 12 - ORX 10 - ORX 12
C
)
ONDITION
(RV)
(LV)
(OLG)
(DV)
TG
Temperature gauge, LP
1
compressor element
TG
Temperature gauge, HP
2
compressor element
TS
Temperature switch, LP
1
compressor element
TS
Temperature switch, HP
2
compressor element
TV
Throttle valve
UA
Unloader assembly
VIS
Vacuum indicator switch
(SV)
(AR)
(SL)
(OS)
(MPV)
(AOV)