Mitsubishi Electric CITY MULTI PUHY-HP-TNU-A Série Manuel D'installation page 25

・Example of pipe connection between outdoor units and indoor units
HP72 to HP120
Unit 1
Ⓐ
Ⓑ
Ⓒ
Ⓒ Ⓒ
HP144 to HP240
Unit 1 Unit 2
Ⓐ Ⓐ
Ⓔ
Ⓐ Outdoor unit
Ⓑ
1st branching
Ⓒ Indoor unit
Ⓓ
Cap
Ⓔ Outdoor unit twinning kit
Ⓕ
Header branching
* The total length of A , A , A
1 2
Ⓒ
Ⓒ
Ⓑ
Ⓒ
Ⓒ Ⓒ Ⓒ
, and A is less than 10 m (32 ft).
3 4
Unit 1
Ⓐ
Ⓕ
Ⓑ
Ⓒ Ⓒ
Ⓒ
Unit 1 Unit 2
Ⓐ Ⓐ
Ⓔ
Ⓒ
Ⓓ
Ⓒ Ⓒ
Ⓕ
Ⓑ
Ⓓ
Ⓒ Ⓒ
Ⓒ Ⓒ Ⓒ