OM3216 3/10 Operator Cab and Controls - Section 32 Page 32-43 AUTOMATIC SPIN REGULATOR (ASR) The ASR cut switch controls the status of the system. Automatic Spin Regulator (ASR) is a traction control system that helps prevent slipping of the drive wheels caused by excessive torque. ASR also pro- vides traction on slippery road surfaces. A: ASR system OFF - amber lamp B: ASR system ON - green lamp FIGURE 32-22. ASR OPERATION 1. ASR Cut Switch 2. ASR Actuation Lamp 3. Retarder Control Lever 4. Accelerator Pedal 5. Brake Pedal 6. Character Display