| 1. For detection of a source of short circuit disconnect elements of loading of a chain. |
| 2. Remove a corresponding safety lock and connect probeы a tester or the voltmeter to safety lock plugs. |
| 3. Include a food in chains, thus do not forget that some chains of an electric equipment join only at key turn in the ignition lock in certain position. |
| 4. If pressure is present (about what the control bulb testifies or voltmeter indications), it means that in a chain there is a short circuit. |
| 5. If at carrying out of check of pressure is not present, however the safety lock on the former fuses at connection of loading of a chain, it testifies to failure of an element of loading. |