In Combined Operation Of Work Equipment, Equipment Having Heavier Load Moves Slower - Komatsu PC200-8M0 Shop Manual

SEN06139-00
H-14 In combined operation of work equipment, equipment having
heavier load moves slower.
q
Failure

In combined operation of work equipment, equipment having heavier load moves slower

Related infor-
mation
Probable
Malfunction of control valve
causes and cri-
1 (pressure compensation
teria
valve) on smaller load side
24
40-500
H-14 In combined operation of work equipment, equipment having heavier load moves slower.
Cause
500 Troubleshooting of hydraulic and mechanical system (H-mode)
Criteria and troubleshooting procedure
Pressure compensation valve of control valve on smaller load side
may malfunction. Check it.
Combination of com-
Larger load side
bined operation
Boom RAISE
+
Arm IN
Boom RAISE
+
Arm OUT
Boom RAISE
+
Bucket CURL
Arm OUT
+
Bucket CURL
Boom LOWER
+
Arm OUT
Smaller load side
Boom RAISE
Arm OUT Boom RAISE
Boom RAISE Bucket CURL
Arm OUT Bucket CURL
Arm OUT Boom LOWER
PC200, 200LC, 220, 220LC-8M0
Arm IN