1. The contact surface of the heating element should be flat and free of unevenness.
2. The heating element should be stored dry and protected from water immersion to avoid affecting its insulation performance.
3. Before installation, check that the installation location matches the heating element specifications and that the operating voltage is consistent.
4. After installation, check that the Allen bolts, terminal block bolts, and wiring bolts are tightened to prevent thermal expansion and contraction from affecting the product's lifespan.
5. It should be used under the specified voltage.