Installation Instructions
25VNA8
Infinityr 18VS Variable Speed Heat Pump
with Puronr Refrigerant
NOTE: Read the entire instruction manual before starting the installation.
TABLE OF CONTENTS
PAGE NO.
SAFETY CONSIDERATIONS 2......................................................................
INSTALLATION RECOMMENDATIONS 2............................................................
INSTALLATION 3..................................................................................
Step 1 — Check Equipment and Job site 3..........................................................
Step 2 — Install on Solid, Level Mounting Pad 3....................................................
Step 3 — Clearance Requirements 4...............................................................
Step 4 — Operating Ambient 4..................................................................
Step 5 — Elevate Unit 4........................................................................
Step 7 — Making Piping Connections 4............................................................
Step 8 — Make Electrical Connections 6...........................................................
Step 9 — Compressor Internal Crankcase Heater 8...................................................
Step 10 — Install Accessories 8...................................................................
Step 11 — Start-- Up 8..........................................................................
Step 12 — System Functions and Sequence of Operation 9.............................................
Step 13 — Check Charge 11......................................................................
Step 14 — Pumpdown & Evacuation 14.............................................................
MAJOR COMPONENTS 15...........................................................................
TROUBLESHOOTING 16.............................................................................
FINAL CHECKS 21..................................................................................
CARE AND MAINTENANCE 21.......................................................................
PURONr REFRIGERANT QUICK REFERENCE GUIDE 21...............................................
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