Safety Instructions ...................................................................................................................................................................................................... 3-6

Electrical Data ................................................................................................................................................................................................................11

R410A Refrigerant ........................................................................................................................................................................................................ 12

General Installation Guidelines .............................................................................................................................................................................. 13-34

Oceanside Installation Precautions ............................................................................................................................................................................ 13

Rooftop Installations ................................................................................................................................................................................................... 14

Planning for Snow and Ice .......................................................................................................................................................................................... 14

Allowable Clearances ............................................................................................................................................................................................ 15-17

Platform Instructions ................................................................................................................................................................................................... 19

............................................................................................................................................................................................... 19

Branch Distribution Unit Installation ....................................................................................................................................................................... 22-23

Piping Preparation ................................................................................................................................................................................................... 24-25

Piping Materials and Handling ............................................................................................................................................................................... 26-34

Refrigerant Piping Connections ............................................................................................................................................................................. 35-40

Flushing the Refrigerant Piping .................................................................................................................................................................................. 41

Leak Test and Vacuum Procedures ....................................................................................................................................................................... 42-44

Refrigerant Charge .................................................................................................................................................................................................. 45-47

Refrigerant Piping Insulation ................................................................................................................................................................................. 48-52

Electrical Wiring ...................................................................................................................................................................................................... 53-70

............................................................................................................................................................................................... 53-54

Power Wiring and Communications Cable Connections ....................................................................................................................................... 55-59

Test Run ..................................................................................................................................................................................................................... 60

DIP Switch Settings ............................................................................................................................................................................................... 61-65

Self Diagnosis Functions ....................................................................................................................................................................................... 66-71

Caution for Refrigerant Leakage ............................................................................................................................................................................ 72-73

Installation Checklists ............................................................................................................................................................................................. 74-79

................................................................................................................................................. 8-10

.......................................................................................................................................................................... 13

........................................................................................................................................................................... 14

.................................................................................................................................................................................. 18

..................................................................................................................................................... 20-21

Due to our policy of continuous product innovation, some specifications may change without notification.

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