Commercial Air Conditioner Model: HBU-18CF03
HDU-42CF03/H HPU-42HF03
2
CONTENTS
Contents……………………………………………………….....2
1. Description of products & features………………………....3
2. Specification…………………………………………………..7
3. Safety precaution……………………………………………11
4. Net dimension of indoor and outdoor……………………..13
5. Installation instructions………..…………………………….16
6. Parts and functions………………………………………….37
7. Remote controller functions………………………………...40
8. Refrigerant diagram………………………………………....61
9. Electrical control functions………………………………….64
10. Diagnostic information (trouble shooting)………………..70
11. Electrical data……………………………………………….74
12. Air velocity distribution……………………………………..88