Index
I–4
Publication 1336 IMPACT-6.8 – November, 2002
Bus Fuse Replacement, 5–35
Common Bus Precharge Board
Replacement, 5–10
Control Board Mounting Plate
Removal, 3–10
Control Board Replacement, 5–6
Converter Bay Door Fan
Replacement, 5–44
Converter Diode Replacement, 5–51
Converter Fan Replacement, 5–48
Converter Thermal Switch
Replacement, 5–46
Current Transducer Replacement,
5–37
Diode Test, 4–13
Drive Enclosure, Opening, 3–6
Dual Diode Test, 4–10, 4–11
Gate Driver Board Replacement, 5–8
Gate Driver Board Testing, 4–3
Ground Fault CT Replacement, 5–33
Input Rectifier Snubber Board
Replacement, 5–16
Inverter Bay Fan Replacement, 5–30
L Option Board Removal, 5–4
L Option Board Replacement, 5–4
No Voltage Check, 3–7
Power Module Replacement, 5–20
Power Module Snubber Board
Replacement, 5–18
Power Module Snubber Board Test,
4–9
Power Module Snubber Resistor
Replacement, 5–23
Power Module Snubber Resistor Test,
4–8
Power Module Testing, 4–6
Power Module Transistor Test, 4–7
Power Supply Replacement, 5–13
Precharge Board Mounting Frame
Removal, 3–12
Pulling the Capacitor Bank Assembly,
3–17
Pulling the Inverter Assembly, 3–23
Removing SCR and Diode Heat
Sinks, 3–28
Removing the Motor Buses, 3–14
SCR Test, 4–13
SCR, Diode and Thermostat
Replacement, 5–27
Thermistor and Thermostat Testing,
4–16
Thermistor Replacement, 5–25
Volt-Sharing Resistor Test, 4–10
Volt-Sharing Resistors and Dual
Diode Replacement, 5–42
Product Identification, P–3
Programming
L Option Mode, 1–4
Local, 1–7
R
Related Publications, P–10
Replacement Parts
Capacitor Assembly, 6–5
Converter Bay Assembly, 6–6
Inverter Assembly, 6–3
Inverter Bay Fans, 6–4
List, 6–1
Ordering, 6–1
S
Safety Precautions, P–1
SCANport Locations, 1–10
Schematics, 7–1
SCR
Installation, 5–29
Removal, 5–27
Test, 4–13
SCR Heat Sink
Illustration, 5–28
Installation, 3–30
Removal, 3–28
Selected Mode Number, 1–4
Service Platform, 3–21, 3–26
Speed Select, Input State, 1–8
Speed/Torque Select, Input State, 1–8
Spine, Disconnecting, 3–19
T
TB3 Terminal Block
Location, 1–2
Terminal Designations, 1–7
Wire Sizes, 1–7
Test Procedures, 4–1
Thermal Switch, Converter
Illustration, 5–47
Installation, 5–46
Removal, 5–46
Thermistor
Illustration, 4–16, 5–25
Installation, 5–26
Removal, 5–25
Testing, 4–16