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AC hydraulic and AC traction motors used on J2.00-3.20XM (J40-65Z) (A416) lift trucks. The AC traction motor used on J2.00-3.20XM (J40- 65Z) (B416) (see Figure 3) lift trucks is different from NOTE: AC HYDRAULIC PUMP MOTOR USED ON the AC traction and AC hydraulic motors used on OLDER MODEL J2.00-3.20XM (J40-65Z) (A416)
AC Motor Repair 620 SRM 1053 Figure 3. AC Traction Motor, J2.00-3.20XM (J40-65Z) (B416) Lift Truck Models NOTE: AC TRACTION MOTOR USED ON NEWER MODEL J2.00-3.20XM (J40-65Z) (A416) TRUCKS SHOWN. Figure 2. AC Traction Motor AC Motor Repair DISASSEMBLE weighs 46 kg (101 lb) and the AC traction motor weighs 109 kg (240 lb).
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9. Remove end bell from rotor assembly. See Fig- ure 6. NOTE: AC HYDRAULIC PUMP MOTOR USED ON OLDER MODEL J2.00-3.20XM (J40-65Z) (A416) TRUCKS SHOWN. 1. END BELL NOTE: AC TRACTION MOTOR USED ON NEWER 2.
620 SRM 1053 ASSEMBLE NOTE: The procedures described in the follow- ing paragraphs apply to AC traction and AC hy- draulic motors used on J2.00-3.20XM (J40-65Z) (A416) lift trucks and AC hydraulic motor used on J2.00-3.20XM (J40-65Z) (B416) lift trucks. CAUTION To avoid damage to the encoder bearing elec- tronics, use a bearing driver and arbor press.
AC traction and AC hy- NOTE: When replacing one bearing, it is strongly rec- draulic motors used on J2.00-3.20XM (J40-65Z) ommended to replace both bearings and the seals. (A416) lift trucks and AC hydraulic motor used on 1.
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6. RUBBER GASKET and motor case. Marks will be used to correctly align the end bell on the motor case during as- Figure 10. AC Traction Motor, J2.00-3.20XM sembly. (J40-65Z) (B416) Lift Truck Models 9. Remove screws from end bell on drive side and 3.
4. ROTOR ASSEMBLY 8. WAVE WASHER* *ITEMS NOT SHOWN IN FIGURE 12, BUT LOCATION IS CORRECT. Figure 12. Seal and Bearing Removal ASSEMBLE, J2.00-3.20XM (J40-65Z) CAUTION (B416) TRACTION MOTOR Do not damage sealing surface on drive end of rotor shaft when installing bearing.
Troubleshooting 620 SRM 1053 NOTE: Before installing drive side end bell, cover 7. Using the alignment marks made during disas- snap ring groove with tape to protect seal from dam- sembly, line up the non drive side end bell with ®...
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620 SRM 1053 Troubleshooting PROBLEM POSSIBLE CAUSE PROCEDURE OR ACTION Stator open circuit. Broken coil windings. Raise drive wheel off the floor and verify voltage at motor terminals. Disconnect the battery and check resistance of windings.
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