Reassembly
1. Install new O-ring (J50) on threshold adjustment screw.
2. Install the mounting sleeve (J60) with the threshold adjustment screw.
Slide screw (J40) through the hole in the feedback fork.
3. Torque the mounting sleeve to 32 N•m [23 lbf•ft] using a 13 mm wrench.
4. Turn the motor over to access the 4-way valve cavity.
5. Using a magnetic probe, carefully install the ramp spring guide (S20) (if present) into the cavity.
Slide guide (S20) into the end of the threshold adjusting screw.
6. Install the ramp spring (S10) into the cavity, sitting it properly on the spring guide (S20). Install the
intermediate spring guide and second ramp spring (S10) into the 160cm³ and 250cm³ units.
7. Carefully install the threshold spring guide (J30) on to the end of the threshold adjusting screw (J40)
using a magnetic probe.
The guide must sit in the hole in the threshold adjusting screw (J40).
8. Install the threshold spring (J10) on to the spring guide (J30).
9. Install the remaining spring guide (J20) on to the end of the ramp threshold spring (S10) using a
magnetic probe.
Ramp spring guide location
S10*
S10
S10*
S20
J20
J30
S10*
J70
J60
J50
J40
J90
P101 231
Assembling the 4-way valve
Using the diagram of orientation that you prepared when disassembling, reassemble the 4-way valve
accordingly, putting the parts in the marked places on the 4-way valve, in that order:
1. Install orifices (T7 and T8) in appropriate cavities in the 4-way valve sleeve using a 2.5mm hex wrench.
Service Manual
Series 51 and 51-1 Motors
Minor repair
©
Danfoss | March 2016 11008567 | AX00000013en-US0202 | 57
To Next Page
Loading...
Need help?
General