Hyundai HL955 Manual page 484

(5) Adjustment of flow control
Flow compensator setting must be carried out following procedures and conditions.
①
Conditions
Engine is running (at high or low idle).
-
RCV is operated slowly (example : Boom up).
-
Pressure gauges are installed.
-
※
Discharge pump flow should be less than max pump flow.
②
Procedures
Loosening the hexagon nut (2).
-
Adjusting screw (1) of flow controller by tightening or loosing the screw (1).
-
·Flow setting : ΔP = Gauge A - Gauge B
·Specification : Steering pump (29 bar) / Loader pump (22 bar)
(6) Adjustment of pressure control
Pressure compensator setting must be carried out following procedures and conditions.
①
Conditions
Engine is running.
-
System is at relief condition.
-
②
Procedures
Loosening the hexagon nut (2).
-
Adjusting screw (1) of pressure controller by tightening or loosing the screw (1).
-
·Maximum pressure setting = Gauge A
·Specification : Steering pump (250 bar) / Loader pump (300 bar)
Flow compensator
2 1
Gauge A
-16 bar/rev
+16 bar/rev
Gauge A
-52 bar/rev
+52 bar/rev
2 1
6-20
Gauge B
X
B
S L1
L
75796WE37
Pressure compensator
X
B
S L1 L
75796WE38