Table Of Contents3................................................................................................................................................................
Part 1 General Information7................................................................................................................................................................
Model Names Of Indoor/outdoor Units8................................................................................................................................................................
Combination Of Outdoor Units12................................................................................................................................................................
Model Selection16................................................................................................................................................................
Points To Bear In Mind At The System Design18................................................................................................................................................................
The Installation Is Of Vital Importance20................................................................................................................................................................
Striking A Balance Between System Installation And21................................................................................................................................................................
General Construction Work (comprehensive Flow Chart)21................................................................................................................................................................
Step By Step Installation Procedure25................................................................................................................................................................
Sleeve And Insert Work26................................................................................................................................................................
Installation Of Indoor Unit27................................................................................................................................................................
Selection Of Location81................................................................................................................................................................
Inspecting And Handling The Unit83................................................................................................................................................................
Installation Of Outdoor Unit84................................................................................................................................................................
General Information87................................................................................................................................................................
Test Operation88................................................................................................................................................................
Procedure And Outline88................................................................................................................................................................
Turn Power On89................................................................................................................................................................
Operation When Power Is Turned On92................................................................................................................................................................
Outdoor Unit Pc Board Layout93................................................................................................................................................................
Field Setting94................................................................................................................................................................
Field Setting From Outdoor Unit107................................................................................................................................................................
Caution For Refrigerant Leaks130................................................................................................................................................................
Hand Over To Customer133................................................................................................................................................................
Operating Noise Of Indoor Units134................................................................................................................................................................
Example Of Connection (r-410a Type)138................................................................................................................................................................
Size Of Main Gas And Liquid Pipes And Allowable Length148................................................................................................................................................................
Outdoor Unit Multi Connection Piping Kit151................................................................................................................................................................
Refnet Joint And Header166................................................................................................................................................................
Piping System Diagrams176................................................................................................................................................................
Bad Examples And Good Examples In Installation201................................................................................................................................................................
Malfunction Of Transmission Examples216................................................................................................................................................................
Part 2 Installation Manual219................................................................................................................................................................
Heat Pump / Cooling Only 50hz (rx(y)q5~54p)220................................................................................................................................................................
First Of All221................................................................................................................................................................
Main Components227................................................................................................................................................................
Placing The Unit231................................................................................................................................................................
Example Of Connection240................................................................................................................................................................
Field Wiring244................................................................................................................................................................
Air Tight Test And Vacuum Drying252................................................................................................................................................................
Checking Of Device And Installation Conditions255................................................................................................................................................................
Additional Refrigerant Charge And Check Operation256................................................................................................................................................................
Test Run264................................................................................................................................................................
Part 4 Precautions For New Refrigerant (r-410a)340................................................................................................................................................................
Service Tools344................................................................................................................................................................