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Service Manual
VSPP Steering unit
VSPP disassembly
©
Danfoss | November 2019
Priority valve parts and P-check details
VSPP priority valve and P-check parts
Wrench size and torque
Item
Description
25
Plug with O-ring
21.2
Orifice, PP
21.3
Orifice, Dynamic
24
Plug with O-ring
10
Orifice, LS
87
Screw with O-ring
1. Screw off the plug (25) using a 22 mm socket spanner.
O-ring (25.2) is fitted to the plug
2. Remove the spring (23) using a hook.
3. Remove the spool (21) using and incide circlip pliers.
Orifices (21.2) and (21.3) are fitted to the spool
a) Before removing orifices (21.2) and (21.3), fix the spool in a vice with aluminum jaws.
b) Screw out PP orifice (21.2) using a 2mm Hex key.
c) Screw out dynamic orifice (21.3) using a 3mm Hex key.
4. Screw off the plug (24) using an 8mm Hex key.
O-ring (24.2) is fitted to the plug.
5. Screw off the LS orifice (10) from priority spool bore of housing (2) using a 2mm Hex key.
Wrench size
22 mm Socket spanner
2 mm Hex key
3 mm Hex key
8 mm Hex key
2 mm Hex key
6 mm Hex key
Torque
40 ± 10 N•m [354 ± 88 lbf•in]
1 ± 0.1 N•m [8.9 ± 0.9 lbf•in]
3.5 ± 0.5 N•m [31 ± 4.4 lbf•in]
40 ± 10 N•m [354 ± 88 lbf•in]
1 ± 0.1 N•m [8.9 ± 0.9 lbf•in]
20 ± 5 N•m [177 ± 44 lbf•in]
AX319758618681en-000101 | 13
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