070.250-IOM (APR 11)
Page 15
408 MM ROTARY SCREW COMPRESSOR
INSTALLATION
Figure 8 - Wiring Diagram for Slide Valve Transmitter
DIRECTIONAL CONTROL VALVES
Solenoids YY1, YY2, YY3 and YY4 must be wired to give
the correct function. A description of their function is given
in the
OPERATION
chapter. For control system information
refer to Frick Compressor Control Panel 090-020 O. See
wiring diagram in Figure 9.
Figure 9 - Directional Control Valve Wiring Diagram