Carrier 25VNA Installation Instructions Manual

Installation Instructions
NOTE: Read the entire instruction manual before starting the installation,
TABLE OF CONTENTS
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SAFETY CONSIDERATIONS ................................................................... 2
INSTALLATION RECOMMENDATIONS ........................................................ 3
INSTALLATION ........................................................................... 3-11
Step 1 -- Check Equipment and Jobsite ........................................................... 4
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2 -- Install on Solid Pad ................................................................... 4
3 -- Clearance Requirements ............................................................... 4
4 -- Operating Ambient ................................................................... 4
5 -- Elevate Unit ........................................................................ 4
6 -- Liquid Line Solenoid Valve (LSV) ....................................................... 4
7 -- Making Piping Connections .......................................................... 5-6
8 -- Make Electrical Connections ........................................................... 7
9 -- Compressor Crankcase Heater .......................................................... 7
10 -- Install Accessories ................................................................... 8
11 -- Start-Up .......................................................................... 8
12 -- System Functions and Sequence of Operation ........................................... 8-10
13 -- Check Charge ................................................................... 10-11
14 -- Pumpdown 8: Evacuation ............................................................ 11
MAJOR COMPONENTS .......................................................................... 12
TROUBLESHOOTING .......................................................................... 12-16
FINAL CHECKS ................................................................................. 18
CARE AND MAINTENANCE ...................................................................... 18
PURON ® REFRIGERANT QUICK REFERENCE GUIDE .............................................. 18