Manual
#011 NBR70
PURGE POPPET 
ASSEMBLY
3
REGULATOR 
SEAL
ADJUSTER TOP
ADJUSTER
SCREW
SL3 EGO SPRING
2
SL3 INLINE 
REGULATOR TOP
1
SL3 PISTON
#016 NBR70
#011 NBR70
#008 NBR70
SL3 INLINE REGULATOR
LOW PRESSURE REGULATOR
1/8 NPTF
MACROLINE 
FITTING
4
#007 NBR70
#013 NBR70
#010 NBR70
#14X2 NBR70
OR
#016 NBR70
LPR CAP
INLINE REGULATOR 
BOTTOM
#016 NBR70
INLINE 
REGULATOR 
SWIVEL
ADJUSTER SCREW
ADJUSTER SPRING
LPR PISTON
PISTON 
SPRING
LPR BODY
1
Only use the SL3 inline regulator with the ETEK4.
2
Only use the SL3 Ego spring with the ETEK4 SL3 inline 
regulator.
3
If the purge poppet assembly is removed for 
maintenance ensure is it re-installed correctly, failure to 
do so may seriously damage the ETEK4 solenoid valve. 
4
The macroline fitting DOES NOT need to be removed 
for regular maintenance.
14.
ORIENTATION










