Atlas Copco XAS 175 Dd Instruction Manual page 12

XA(S)175 Dd
S
PEED REGULATING AND UNLOADING SYSTEM
6
7
8
MV
AV
SV
OS
AR
OLG
DP1
Fig. 2.3 Speed regulating and unloading system
AF Air filter (for engine and
compressor)
AR Air receiver
AV Air outlet valves
BDV Blow-down valve
BV Bleeder valve
CE Compressor element
CV Check valve
DP1 Drain plug, oil tank
DP2 Drain plug, oil stop valve
DP3 Drain plug, check valve
DP4 Drain plug, oil cooler
E Engine
F Fan
12
RV
LV
PG
SL FR
FP
OCc
F
DP4
CV
TG
FP Filler plug, compressor oil
FR Flow restrictor, oil scavenging line
LV Loading valve
MV Minimum pressure valve
OCc Oil cooler compressor
OCe Oil cooler engine
OFc Oil filter, compressor
OLG Oil level gauge
OS Oil separator element
OV Oil stop valve
PG Working pressure gauge
RV Regulating valve
SL Scavenge line
SR Speed regulator
4
3
SR
UV
VV
OFc
CE
OV
DP2
DP3
BDV SEE DETAIL
Min.
2 1
DETAIL
TV
I
V
BV
E OCe
SV Safety valve
TG Air/oil temperature gauge
TV Throttle valve
UV Unloader valve
VI Vacuum indicator
VV Venting valve
1. Check nut, ball joint
2. Ball-and-socket joint
3. Piston rod
4. Piston
5. Engine speed control lever
6. Adjusting wheel, working pressure
7. Check-nut, adjusting wheel
8. Spring
Max.
AF