SECTION 3 TS32 USER MANUAL
 37
Figure 3-4: Piping and Instrumentation Diagram—Air-Cooled 
COMP DESCRIPTION
P1 WET SUMP PRESSURE          
P2 LINE PRESSURE         
P3 INJECTION FLUID PRESSURE    
P4 HIGH PRESSURE SIDE OF FLUID FILTER            
PSW1 INLET FILTER VACUUM SWITCH                
SOL1 LOAD/UNLOAD SOLENOID VALVE          
S O L 2 S P I R A L  C O N T R O L  S O L E N O I D  V A L V E  ( O P T I O N A L )  
S O L 3 S T A R T  C O N T R O L  S O L E N O I D  V A L V E  ( O P T I O N A L )   
SOL4
MEC/SEQUENCING/FULL LOAD SOLENOID VALVE 
(OPTIONAL)           
S O L 5 C O M B O  D R A I N / J Z L  D R A I N  S O L E N O I D  V A L V E   
T1 WET DISCHARGE TEMPERATURE           
T2 DRY DISCHARGE TEMPERATURE                 
T3 INJECTION FLUID TEMPERATURE           
T4 INTERSTAGE AIR/FLUID TEMPERATURE               
HTR1 SUMP HEATER             
HTR3 TRAP HEATER        
NOTES:
1. PART NUMBERS ARE FOR REFERENCE ONLY. REFER TO BILL OF 
MATERIAL AND OR FACE OF ORDER FOR ACTUAL PARTS.
2. SECTION BETWEEN LETTERED POINTS ARE TO BE REPLACED 
WITH CORRESPONDING OPTION PICTURED BELOW, AS 
REQUIRED BY FACE OF ORDER.
3. CONTROL LINES ARE 1/4" TUBING EXCEPT AS NOTED.
4. OPTIONAL HEAT TRACE IS APPLIED ONLY TO CONTROL AND 
MOISTURE DRAIN LINES AND USED ONLY WITH STAINLESS 
STEEL TUBING. REFER TO FACE OF ORDER FOR HEAT TRACE 
REQUIREMENTS.