WEICHAI WD10 Service Manual - page 162
Service Manual for WD10 Diesel Engine
152
surface, and push the pump (with a sealing gasket) into the mounting hole gently, ensure the
helical gears are normally engaged and steering pump flange face should be parallel with the
fitting surface, loose-fit the pump with two M10 hexagon bolts and wave spring washers, and
tighten the bolts diagonally with 16mm open end wrench (or double offset ring spanner) to
50~60Nm, make sure not to damage the sealing gasket in this process. As shown in Fig. 4-93.
(2) Two applicable connecting types of oil inlet and outlet joints: copper washer (or combination
flat gasket) and O-shape ring. Thread seal tape or thread sealant is strictly prohibited.
(3) Steering pump oil inlet and outlet joint screwing-in length should be suitable, neither too short
nor too long. Refer to Fig. 4-94 and Fig. 4-95.
Screwing-in
length is too
long, oil inlet
channel is
blocked
Screwing-in
length is
suitable
Fig. 4-94 Oil inlet joint screwing-in length is too long
Screwing-in
length is too
long, damping
hole is blocked
Screwing-in
length is
suitable
Fig. 4-95 Oil outlet joint screwing-in length is too long