Electrical Control System
| Controls | SG–3500 Controller | |
| Voltage | 12.5 Vdc (nominal) | |
| Battery | 12 Volts, Group 31, 925 / 950 CCA @ -18 C (0 F) | |
| Fuse FS1 (Located in Control Box) | 10 Amp - Battery Post to Main Relay | |
| Fuse FS2 (Located in Control Box) | 40 Amp - Battery Post trough ON/OFF switch to SW Post | |
| Fuse FS3 (Located in Control Box) | 60 Amp - Starter Fuse | |
| Fuse FS4 (Located in Control Box) | 80 Amp - Air Heater Fuse | |
| Fuse FS5 (Located in Control Box) | 2 Amp - Battery Post to Telematics | |
| Fuse FS6 (Located in Control Box) | 2 Amp - SW Post to Telematics | |
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Electrical Components NOTE: Disconnect components from unit circuit to check resistance. |
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| Current Draw (Amps) at 12.5 Vdc | Resistance — Cold (Ohms) | |
| Starter Motor | 350-475* | |
| * On-the-engine cranking check. Bench test is approximately 140 amps. | ||