Recommended Periodic Inspection................................................................................................. 1642.3 Periodic Maintenance .......................................................................................................166Replacement Parts.......................................................................................................................... 1662.4 HOA Keypad Battery Replacement..................................................................................168Replacing the Battery ...................................................................................................................... 1682.5 Drive Cooling Fans............................................................................................................169Number of Cooling Fans ................................................................................................................. 169Cooling Fan Component Names ..................................................................................................... 170Cooling Fan Replacement: 5A0006 to 5A0032 ............................................................................... 171Cooling Fan Replacement: 5A0041 and 5A0052 ............................................................................ 172Cooling Fan Replacement: 5A0062 to 5A0242 ............................................................................... 174Gasket Replacement for Flange Type Enclosure (NEMA 12 Backside, UL Type 12 Backside)Drives ............................................................................................................................................. 1782.6 Drive Replacement ............................................................................................................179Serviceable Parts ............................................................................................................................ 179Terminal Board................................................................................................................................ 179Replacing the Drive ......................................................................................................................... 179A. PARAMETER LIST............................................................................................... 183A.1 Understanding Parameter Descriptions..........................................................................184Control Modes, Symbols, and Terms .............................................................................................. 184A.2 Parameter Groups .............................................................................................................185A.3 A: Initialization Parameters ..............................................................................................186A1: Initialization ............................................................................................................................... 186A2: User Parameters....................................................................................................................... 186A.4 b: Application.....................................................................................................................187b1: Operation Mode Selection......................................................................................................... 187b2: DC Injection Braking and Short Circuit Braking......................................................................... 187b3: Speed Search............................................................................................................................ 188b4: Timer Function .......................................................................................................................... 189b5: PI Control .................................................................................................................................. 189b8: Energy Saving ........................................................................................................................... 192A.5 C: Tuning............................................................................................................................193C1: Acceleration and Deceleration Times ....................................................................................... 193C2: S-Curve Characteristics............................................................................................................ 193C4: Torque Compensation .............................................................................................................. 193C6: Carrier Frequency..................................................................................................................... 194A.6 d: References.....................................................................................................................195d1: Frequency Reference................................................................................................................ 195d2: Frequency Upper/Lower Limits ................................................................................................. 195d3: Jump Frequency........................................................................................................................ 196d4: Frequency Reference Hold Function......................................................................................... 196d6: Field Weakening........................................................................................................................ 196d7: Offset Frequency....................................................................................................................... 197A.7 E: Motor Parameters .........................................................................................................198E1: V/f Pattern for Motor 1............................................................................................................... 198E2: Motor Parameters ..................................................................................................................... 199E5: PM Motor Settings .................................................................................................................... 200A.8 F: Communication Option Parameters............................................................................201Table of ContentsYASKAWA SIEP YAIZ1U 03B YASKAWA AC Drive – Z1000 Programming Manual 5