Electric Two-Position Control Module - Danfoss H1B 060 Service Manual

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

Electric two-position control module

© Danfoss | August 2018
Coil O-rings are not included in the overhaul seal kit. They are included with the purchase of a new coil.
Disassembly
1. Use a 26 mm 12-point socket to remove coil nuts (B0026) and O-ring (B0028).
2. Remove coils (B0022) and O-rings (B0024). Discard O-rings.
3. Using a 17 mm open-end wrench on the flats provided, remove solenoid assemblies (B0032).
4. Remove and discard O-rings (B0034).
5. Using a 1/8 inch internal hex wrench, remove four plugs (C0060). Remove and discard O-rings
(C0060A).
6. Using a 1/4 inch internal hex wrench, remove two plugs (C0050). Remove and discard O-rings
(C0050A).
7. Using a 17 mm hex wrench, remove pressure compensator adjusting plug (C0090). Remove and
discard O-ring (M223).
8. Remove springs (C0030) and (C0080). Remove spools (C0020) and (C0070).
9. 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.
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