Hydraulic two-position control module with PCOR and hydraulic BPD
Disassembly
1. Using a 1/8 inch internal hex wrench, remove three plugs (C0060). Remove and discard O-rings
(C0060A).
2. Using a 1/4 inch internal hex wrench, remove four plugs (C0050). Remove and discard O-rings
(C0050A).
3. Using a 1/4 inch internal hex, remove plug (C0140). Remove spool (C0020).
4. Use a 5mm internal hex wrench to remove the shuttle valve (C0025).
5. Using a 22 mm hex wrench, remove adapter (B0300). Remove and discard O-ring (QB0300).
6. Using a 17 mm hex wrench, remove pressure compensator adjusting plug (C0090). Remove and
discard O-ring (M223).
7. Remove spring (C0080). Remove spool (C0070).
8. If necessary, use a 3 mm internal hex wrench to remove orifices (E00T2) and (E00T3).
Inspection
Clean and inspect the machined surfaces on the control and the endcap. If any nicks or scratches are
found, replace the control/endcap assembly.
Assembly
Two-position control assembly (THHB)
1. If previously removed, install orifices (E00T3 and E00T2) using a 3mm internal hex wrench. Torque to
6 N•m [4 lbf•ft].
2. Lubricate and install spools and (C0070) and spring (C0080).
3. Lubricate and install O-ring (M223).
4. Install pressure compensator adjusting plug (C0090). Torque to 25 N•m [18 lbf•ft].
5. Lubricate and install O-ring (QB0300).
6. Install adapter (B0300). Torque to 67 N•m [49 lbf•ft].
7. Lubricate and install spool (C0020).
8. Using a 1/4 inch internal hex wrench, install plug (C0140). Torque to 14 N•m [10 lbf•ft].
Service Manual
H1 Bent Axis Motors, Size 060/080/110/160/210/250 cm3
Minor repair
56 |
©
Danfoss | August 2018 AX00000025en-US0504
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