Instruction book
Fig. 1.8 Base-mounted Fig. 1.9 LE/LF/LT with CD dryer
AC Air cooler
AF Air filter
AR Air receiver
AV Air outlet valve
CV Check valve
Dm Condensate drain valve
FC Filler cap
FN Fan
Gp Air pressure gauge
M Motor
P1 Hourmeter, running time
SV Safety valve
Y1 Loading solenoid valve
1 Cover
2 Blow-off silencer
3 Air inlet silencer
4 Dewpoint indicator
5 Cooling pipe
6 Electric cabinet
7 Unloader
8 Relief valve
9 Pictograph, switch off voltage and
depressurize before maintenance or repair
10 LP cylinder
11 HP cylinder
12 DD filter
13 Air pressure switch with on/off switches
14 PD filter
15 CD dryer
Figs. 1.4 up to 1.9 General views
1.1.1 Compressor variants
The Compressor Block (Fig. 1.1) includes:
- Crankcase (4) and cylinders (6)
- Air inlet filter (AF) and inlet silencer (3)
- Fan (FN)
- Air cooler piping (2) and (5)
- Unloader (7, as standard on LE/LF/LT5 up to -10, LE15, -20 and LT15 up to -20)
- Interstage relief valve (8, for LF7, -10, LE10 60 Hz, LE15, -20 and LT)
The Power Pack comprises (Figs. 1.2/1.3):
- For LE/LF/LT2 and -3: the Compressor Block as described above, with flanged-on electric motor (M), check
valve (CV-Fig. 1.4), and on 60 Hz air pressure switch with on/off switches (13-Fig. 1.4).
2920 1585 00 - 8 -