Spools with accessories
Dismantling directional spool
Use a mandrel for holding the spool, unscrew orifice (26) using a 4 mm
Hex key.
Dismantled directional spool (25) and orifice (26)
Priority valve spool number of orifices
Depending on versions this spool has none, 1, or 2 orifices:
•
OSQ static with external PP: the priority valve spool has no orifice
•
OSQ static with internal PP: the priority valve spool has throttle/check valve (4)
•
OSQ dynamic with external PP: the priority valve spool has plug (3) and orifice, dynamic (11)
•
OSQ dynamic with internal PP: the priority valve spool has throttle/check valve (4) and orifice,
dynamic (11)
‒
As shown in
Dismantling priority valve spool
on page 18
Service Manual
OSQA/OSQB
Disassembly
©
Danfoss | July 2016
HN25D293 | AX00000127en-US0101 | 17
