11
Service and Repair Manual
Model 2500V
ARMATURES
MODEL 110V 120V 220V 240V
2500V 0.156Ω 0.156Ω 0.482Ω 0.482Ω
FIELD COILS
110V 120V 220V 240V
2500V 0.121Ω 0.121Ω 0.429Ω 0.499Ω
PERFORMANCE
110V 120V 220V 240V
2500V 17 amps 16 amps 10 amps 9 amps
ELECTRICAL TESTING
ELECTRICAL PERFORMANCE TEST READINGS
Electrical test Before assembly all electrical parts MUST be checked for safety, and that they conform to specification.
Supplementary Insulation
Apply 1250 volts rising to 2500 volts between laminations and spindle (A). See diagram.
Basic Insulation
Apply 750 volts rising to 1500 volts between commutator segments and laminations (B). See diagram.
Testing the
Armature