8.20 CONTROL SYSTEM AND ELECTRIC PARTS, VSD (CONTINUED)
Key Description Part Number Note Quantity
A1 P1- Wet Receiver Pressure      
A2 P2- Line Pressure      
A3 Solenoid 1      
A4 Solenoid 4      
A5 T1-Wet Discharge Temperature      
A6 PSW2- Low Water Pressure      
A7 Drill Hole for WC machines      
A8 To Frame      
         
(I) Denotes water-cooled machines only.  
(II) Denotes air-cooled machines only.  
(III) This part may vary per machine specification. Consult the Sullair factory for details.  
PARTS LISTS
®SULLAIR®
3000-4500 Operator’s Manual and Parts List
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