Clark HT200 Hydrostatic Drive Index:

About this Class…………………………………………………………………………………………… 3
Class Objectives…………………………………………………………………………………………… 3
Class Content………………………………………………………………………………………………. 4
About Safety……………………………………………………………………………………………….. 5
Section 1. EV T100 Sequence of Operation…………………………………………………….. 6
Identification of Abbreviations…………………………………………………………… 6
Identification of Symbols…………………………………………………………………… 7
Sequence 1. Drive Control…………………………………………………………………… 8
Sequence 2. Connect the Battery………………………………………………………….. 10
Sequence 3.Close the Key Switch………………………………………………………… 12
Sequence 3.Close the Key Switch (Continued)………………………………………. 14
Sequence 4.Park Brake Switch & Static Return to Off (SRO) Checks……….. 16
Sequence 5.Energizing the Directional Contactors………………………………….. 18
Sequence 5.Energizing the Directional Contactors (Continued)………………… 20
Sequence 6.Turning ‘ON’the Transistor…………………………………………………. 22
Sequence 7.Turning ‘OFF’the Transistor, Capacitor Charging and Flyback.. 24
Sequence 8.Accelerator, Thermal Protector and Pulse Monitor Trip (PMT).. 26
Sequence 9.1 A Contactor Operation……………………………………………………… 28
Sequence 10.Plugging…………………………………………………………………………… 30
Sequence 10.Plugging (continued)…………………………………………………………. 32
Sequence 10.Plugging (continued)………………………………………………………… 34
Sequence 11.Hydraulic Functions………………………………………………………….. 36
Section 2. Control Panel…………………………………………………………………………………… 38
Control Panel Description………………………………………………………………………. 38
Control Feature……………………………………………………………………………………. 40
Control Panel Maintenance…………………………………………………………………… 44
Control Panel Troubleshooting……………………………………………………………… 46
Section 3. Handset Instructions……………………………………………………………………….. 48
Factory Card Settings-Standard…………………………………………………………….. 49
Factory Card Settings-High Performance………………………………………………… 50
Factory Card Settings- Standard Pump Control……………………………………….. 52
Factory Card Settings-High Performance Pump Control……………………………. 53
Internal Resistance Compensation………………………………………………………….. 55
Internal Resistance Compensation Worksheet…………………………………………. 57
Description of Traction Logic Card Funtions…………………………………………… 58
Description of Pump Logic Card Funtions……………………………………………… 63
Section 4. Trouble Codes…………………………………………………………………………………. 67
Status Code Blank and 01…………………………………………………………………….. 68
Status Code 02 and 03………………………………………………………………………….. 69
Status Code 05 and 06………………………………………………………………………….. 70
Status Code 07 and 08………………………………………………………………………….. 71
Status Code 09 and 11…………………………………………………………………………… 72
Status Code 15 and 16………………………………………………………………………….. 73
Status Code 17 and 23…………………………………………………………………………… 74
Status Code 24 and 26…………………………………………………………………………… 75

Status Code 27 and 41………………………………………………………………………….. 76
Status Code 42………………………………………………………………………………………. 77
Status Code 43 and 44……………………………………………………………………………. 78
Status Code 45 and 46……………………………………………………………………………. 79
Status Code 48 and 50……………………………………………………………………………. 80
Status Code 51 and 53……………………………………………………………………………. 81
Status Code 54 and 57……………………………………………………………………………. 82
Status Code 70 and 71……………………………………………………………………………. 83
Status Code 72 and 73……………………………………………………………………………. 84
Status Code 74 and 76……………………………………………………………………………. 85
Status Code 90 and 91……………………………………………………………………………. 86
Status Code 92 and 93……………………………………………………………………………. 87
Status Code 94 and 95……………………………………………………………………………. 88
Status Code 117 and 123……………………………………………………………………….. 89
Status Code 124 ………………………………………………………………………………….. 90
Status Code 127 and 141………………………………………………………………………… 91
Status Code 142 and 143……………………………………………………………………….. 92
Status Code 144 and 145…………………………………………………………………………. 93
Status Code 146 and 148…………………………………………………………………………. 94
Status Code 150 and 151………………………………………………………………………… 95
Status Code 154 and 157……………………………………………………………………….. 96
Status Code Worksheet………………………………………………………………………….. 97
Section 5. Misc Information…………………………………………………………………………….. 98
Component Testing………………………………………………………………………………… 98
Schematic- Standard………………………………………………………………………………. 100
Schematic- Standard with Pump……………………………………………………………… 101
Schematic- High Performance…………………………………………………………………. 102
Schematic- High Performance with Pump………………………………………………… 103
Schematic- On Demand Power Steering……………………………………………………. 104