Manual
1
Only use the SL3 inline regulator with the ETHA.
2
Only use the SL3 Ego spring with the ETHA 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 ETHA solenoid valve. 
4
The macroline fitting DOES NOT need to be removed for 
regular maintenance.
the SL3 inLine reGuLAtor
ADJUSTER SCREW
#011 NBR 70
PURGE POPPET ASSEMBLY
3
REGULATOR SEAL
ADJUSTER TOP
1/8 NPTF 90 DEGREE 
MACROLINE FITTING
4
INLINE REGULATOR 
EGO
 SPRING
2
INLINE REGULATOR PISTON
#016 NBR70
INLINE REGULATOR 
BOTTOM
#011 NBR70
INLINE REGULATOR SWIVEL
INLINE REGULATOR TOP
1
#008 NBR70
#016 NBR70
ORIENTATION
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