Hydraulic Two-Position Control Module With Pcor - Danfoss H1B 060 Service Manual

Service Manual
H1 Bent Axis Motors, Size 060/080/110/160/210/250 cm3
Minor repair

Hydraulic two-position control module with PCOR

© Danfoss | August 2018
Disassembly
1. Using a 1/8 inch internal hex wrench, remove two plugs (C0060). Remove and discard O-rings
(C0060A).
2. Using a 1/4 inch internal hex wrench, remove three plugs (C0050). Remove and discard Orings
(C0050A).
3. Use a 5mm internal hex wrench to remove the shuttle valve (C0025).
4. Using a 22 mm hex wrench, remove adapter (B0300). Remove and discard O-ring (QB0300).
5. Using a 17 mm hex wrench, remove pressure compensator adjusting plug (C0090). Remove and
discard O-ring (M223).
6. Remove spring (C0080). Remove spool (C0070).
7. 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 (THHA)
1/4 inch
C0050
C0050
C0025
1. If previously removed, install orifices (E00T3 and E00T2) using a 3 mm internal hex wrench with
torque to 6 N•m [4 lbf•ft].
2. Lubricate and install spool and (C0070) and spring (C0080).
3. Lubricate and install O-ring (M223).
4. Install pressure compensator adjusting plug (C0090) with torque to 25 N•m [15 lbf•ft].
5. Lubricate and install O-ring (QB0300).
6. Install adapter (B0300) with torque to 67 N•m [49 lbf•ft].
7. Lubricate and install spool (C0025).
8. Install three plugs (C0050) using a 1/4 inch internal hex wrench, with torque to 40 N•m [30 lbf•ft].
9. Install two plugs (C0060) using a 1/8 inch internal hex wrench, with torque to 8 N•m [6 lbf•ft].
B0300
B0310
QB300
B0330
B0320
C0060
E00T3
1/8 in
E00T2
C0050
C0070
C0060
1/8 in
AX00000025en-US0504 | 55
THHA
C0080
M223
C0090
P108913