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2250 SERVICE/MAINTENANCE MANUAL

10-ii Published 07-19-16, Control # 249-01

Test 13—Adjusting the Control Handle Potentiometer . . . . . . . . . . . . . . . . . . . . 10-46

Test 14—Checking System Voltage at the Air Solenoid Panel . . . . . . . . . . . . . . 10-47

Test 15—Checking System Voltage at the Hydraulic Valve Assemblies. . . . . . . 10-48

Test 16—Checking the Pump Charge Pressure and Electrical Test . . . . . . . . . . 10-50

Test 17—Setting the Pump Pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-51

Test 18—Adjusting the Pump Charge Pressure Relief . . . . . . . . . . . . . . . . . . . . 10-52

Test 19—Setting Pump Neutral . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-53

Test 20—Checking Voltage at the Speed Encoders . . . . . . . . . . . . . . . . . . . . . . 10-54

Test 21—Adjusting the Counterbalance Valves . . . . . . . . . . . . . . . . . . . . . . . . . 10-55

Test 22—Servicing the Motor Loop Flushing (Purge) Valves . . . . . . . . . . . . . . . 10-56

Test 23—Checking the Hydraulic Brake Pressure . . . . . . . . . . . . . . . . . . . . . . . 10-57

Test 24—Checking and Adjusting the Auxiliary System Working Pressure . . . . 10-58

Test 25—Checking Pin Cylinder Seals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-60

Test 26—Actuating the Solenoid Valve Manual Overrides . . . . . . . . . . . . . . . . . 10-61

Manitowoc 2250 Service Maintenance Manual

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