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Ex-cell-o Challenger II, III & IV, Model 252, 253
& 254, EDM Machine, Service Manual
This Manual Covers Models:
Challenger II
Challenger III
Challenger IV
252
253
254
This Manual Includes:
General Description
Installation
Operation
Maintenance:
Operation of Oiler
Hydraulic Servo System
Adjust Ram Servo Balance
Servo Valve Replacement
Cleaning – Wipers, Way and Leadscrews
Dielectric system
Replacement of Coolant Filter Element and Pump Stator
Electric System/Power resets, Fuses, Float Switch
power Resets/Fuses
Faulty Float Switch
Replacement Parts:
Electrical Coolant System
Hydraulic Power Unit
Ram Area
Accessories and Optional Equipment
This Manual Has 33 Printed Pages.
This Manual Covers Models:
Challenger II
Challenger III
Challenger IV
252
253
254
This Manual Includes:
General Description
Installation
Operation
Maintenance:
Operation of Oiler
Hydraulic Servo System
Adjust Ram Servo Balance
Servo Valve Replacement
Cleaning – Wipers, Way and Leadscrews
Dielectric system
Replacement of Coolant Filter Element and Pump Stator
Electric System/Power resets, Fuses, Float Switch
power Resets/Fuses
Faulty Float Switch
Replacement Parts:
Electrical Coolant System
Hydraulic Power Unit
Ram Area
Accessories and Optional Equipment
This Manual Has 33 Printed Pages.
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