WEICHAI WD10 Service Manual - page 161
Service Manual for WD10 Diesel Engine
151
41154 Steps to Assemble Steering Pump
(1) Installation specifications of steering pump
Check before assembling the pump:
1) Oil paint on steering pump oil inlet and outlet holes should be removed completely.
2) Do not apply sealant on steering pump flange face if an O-shape ring is used for sealing.
3) Check whether thread seal tape or thread sealant is applied for sealing of oil inlet and outlet
holes.
4) Check whether steering pump oil inlet and outlet joints are too long.
5) For a freshly installed booster pump, all pipelines must be cleaned up, clean and maintain
the steering gear, check oil pipes for aging and breakage, replace if necessary. Clean oil
tank and filter element, replace the filter element if it is deformed or damaged; better
applying steel-net type filter element than paper type one.
6) Check whether oil in steering system oil cup is sufficient.
Assembly techniques, precautions and assembling tools for steering pump:
1) Steering pump oil inlet and outlet hole should be plugged before assembling, clean up the
raised oil paint until the plane is level.
2) Do not apply sealant on steering pump flange face if an O-shape ring is used for sealing;
while for flange face without O-shape seal ring, place a sealing gasket or apply sealant
equably. The fastening bolts should be placed in position firstly and tightened according to
relevant requirements.
(2) Assembly of steering pump
Fig. 4-93 Assembly of steering pump
(1) Make sure steering pump main axis is perpendicular to engine timing gear housing fitting