Dismantling priority valve spool
1.
Unscrew throttle/check valve (4) using a 8 mm   Hex key and multigrip pliers.
2.
Unscrew orifice, dynamic (11) using a 4 mm 
 Hex key and multigrip pliers.
Dismantled priority valve spool (25) with throttle/check valve (4) and orifice, dynamic (11)
Service Manual
OSQA/OSQB
Disassembly
 
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©
 Danfoss | July 2016 HN25D293 | AX00000127en-US0101