Doosan D55C-5 - Lift Truck Capacity Rating Explanation

Vehicle Systems Disassembly & Assembly 42
5. Remove relief plug (18), o-ring (19), spring (17), shims (16) and piston (15) from front housing (1).
6. Remove check valve parts from rear housing (2): plug (26), o-ring (27), cage (24), spring (23), ball (21) and
o-ring (22). Remove o-ring (20).
7. Assemble brake valve in the reverse order of disassembly.