46
REV. 07/2016
DRIVE SYSTEM
5
5.3 Drive Motor
This truck obtains drive force through AC motor.
Temperature
Sensor
Speed Encoder
5.3.1 Removal and Installation
Drive Motor
-
-
-
Switch off the truck power connections and
remove the brake;
Unplug the AMP connector on the drive
motor, and remove the U, V and W cables co-
nnected between drive motor and controller;
Unscrew the four screws (1, Figure 90208)
from the drive motor and remove the drive
motor.
Removal
Drive motor (3, Figure 90201) is mounted on
the drive mounting base (10).
Installation
-
Install according to the reverse order of rem-
oval;
-
-
-
When installing the motor gear of gearbox
onto the shaft of the motor, make sure that
the woodruff key on the motor shaft is fully
seated on the motor gear;
Motor gear should fully engage with the gear
within the gearbox, rotate the gearbox without
blocking, and then fi x it with four screws;
Requirements on tightening torque of fixing
screws: 23 N • m.
CAUTION
5.3.2 Faults and Causes
1
Fault
Motor does not rotate
Cause
a. Cable U, V, or W is broken;
b. Loosening connections to cable
U, V or W ;
c. Stator coil open circuit;
d. Motor bearing damage;
e. Speed encoder or its circuit
failure.
2
Fault
Motor is rotating in slow speed and
reverse
Cause Cable connection error
3
Fault
Motor with abnormal noise or
vibration
Cause
a. Uneven clearance between
stator and rotor;
b. Bearing failures;
c. Loosening
fi
xing screws on
motor housing.
4
Fault
Motor smoking or burning smell
Cause
Stator winding short circuit, motor
burnt
Summary of Contents for CQD16
Page 1: ...Service Manual Electric Reach Truck CQD16NRVF NRV CQD16 20RVF RV...
Page 2: ...Service Manual Electric Reach Truck CQD16NRVF NRV CQD16 20RVF RV...
Page 15: ...1 1 1 INFORMATION SPECIFICATIONS...
Page 16: ...2 NOTE...
Page 22: ...REV 07 2016 INFORMATION SPECIFICATIONS 1 8...
Page 23: ...9 2 2 MAINTENANCE...
Page 24: ...10 NOTE...
Page 34: ...20 REV 07 2016 MAINTENANCE 2...
Page 35: ...21 3 3 STRUCTURE FUNCTIONS...
Page 36: ...22 NOTE...
Page 44: ...30 REV 07 2016 STRUCTURE FUNCTIONS 3...
Page 45: ...31 4 4 CHASSIS SYSTEM...
Page 46: ...32 NOTE...
Page 53: ...39 5 5 DRIVE SYSTEM...
Page 54: ...40 NOTE...
Page 69: ...55 6 6 OPERATING SYSTEM...
Page 70: ...56 NOTE...
Page 85: ...71 7 7 HYDRAULIC SYSTEM...
Page 86: ...72 NOTE...
Page 88: ...74 REV 07 2016 HYDRAULIC SYSTEM 7 7 1 1 Hydraulic Schematic Diagram RVF NRVF...
Page 89: ...75 REV 07 2016 HYDRAULIC SYSTEM 7 7 1 2 Hydraulic Schematic Diagram RV NRV...
Page 106: ...92 REV 07 2016 HYDRAULIC SYSTEM 7...
Page 107: ...93 8 8 ELECTRICAL SYSTEM...
Page 108: ...94 NOTE...
Page 176: ...REV 07 2016 ELECTRICAL SYSYTEM 8 162 8 19 Wiring Harness and Connectors RVF NRVF...
Page 177: ...REV 07 2016 ELECTRICAL SYSYTEM 8 163 8 20 Wiring Harness and Connectors RV NRV...
Page 178: ...REV 07 2016 ELECTRICAL SYSYTEM 8 164...
Page 179: ...165 9 9 TROUBLESHOOTING...
Page 180: ...166 NOTE...
Page 186: ...REV 07 2016 TROUBLESHOOTING 9 172...
Page 187: ...173 APPENDIX...
Page 188: ...174 NOTE...
Page 189: ...175 A A SERVICE MANUAL MAST...
Page 190: ...176 NOTE...
Page 203: ...189 REV 07 2016 SERVICE MANUAL MAST A...
Page 204: ...190 REV 07 2016 SERVICE MANUAL MAST A...
Page 216: ...202 REV 07 2016 SERVICE MANUAL MAST A...
Page 217: ...203 REV 07 2016 SERVICE MANUAL MAST A...
Page 229: ...215 REV 07 2016 SERVICE MANUAL MAST A...
Page 230: ...216 REV 07 2016 SERVICE MANUAL MAST A...
Page 239: ...225 B B SERVICE MANUAL BATTERY...
Page 240: ...226 NOTE...
Page 249: ...235 C C SCHEDULE...
Page 250: ...236 NOTE...