UPPERSTRUCTURE / Pilot Shut-Off Solenoid Valve STRUCTURE OF PILOT SHUT-OFF SOLENOID VALVE A W1JB-02-08-001 W1JB-02-08-002 Section A W2-8-3 3 4 5 6 7 8 2 1 9 8 9 Item Part Name Q’ty Wrench Size (mm) Tightening Torque Remark N⋅m (kgf⋅m) (lbf⋅ft) 1 Plug 1 : 6 26.5 (2.7) (19.5) 2 O-Ring 1 （1B P11） 3 Spring 1 4 Spool 1 5 Filter 1 6 Body 1 7 O-Ring 1 （1A P16） 8 Solenoid 1 9 Socket bolt 2 : 4 3.92 (0.4) （2.9）