Manitowoc 2250 - Page 342

Reference Only
2250 SERVICE/MAINTENANCE MANUAL
10-ii Published 11-06-15, Control # 040-13
Test 14 — Adjusting the Control Handle Potentiometer . . . . . . . . . . . . . . . . . . . 10-48
Test 15 — Checking System Voltage at the Air Solenoid Panel . . . . . . . . . . . . . 10-49
Test 16 — Checking System Voltage at the Hydraulic Valve Assemblies. . . . . . 10-50
Test 17 — Checking Pump Charge Pressure and Electrical Test . . . . . . . . . . . . 10-52
Previous Production . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-52
Current Production –SN 2251179, 2251183, 225185 & up . . . . . . . . . . . . . 10-52
Test 18 — Setting the Pump Pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-53
Test 19 — Adjusting Pump Charge Pressure Relief . . . . . . . . . . . . . . . . . . . . . . 10-54
Test 20 — Setting Pump Neutral . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-55
Test 21 — Checking Voltage at the Speed Encoders . . . . . . . . . . . . . . . . . . . . . 10-56
Test 22 — Adjusting the Counterbalance Valves . . . . . . . . . . . . . . . . . . . . . . . . 10-57
Test 23 — Servicing the Motor Loop Flushing (Purge) Valves . . . . . . . . . . . . . . 10-58
Test 24 — Checking Hydraulic Brake Pressure . . . . . . . . . . . . . . . . . . . . . . . . . 10-59
Test 25 — Checking and Adjusting Auxiliary System Working Pressure . . . . . . 10-60
Test 26 — Checking Pin Cylinder Seals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-62
Test 27 — Actuating the Solenoid Valve Manual Overrides . . . . . . . . . . . . . . . . 10-63