2. Remove the terminal block and power cord,
loosen the screws, and remove the electric
auxiliary heating cover.
3. Install the electric auxiliary heating component
into the chassis shell along the front direction,
and note that the front end needs to be inserted
into the shell assembly hole.
4. Tighten the xing screws.
5. Wiring according to the wiring nameplate.
6. Install the upper cover.
7. Install rubber cap.
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screws