Installation Instructions
25HBR
BASEt SERIES R---22 HEA T PUMPS
SIZES 18 TO 60
1---1/2 TO 5 NOMINAL TONS
A05341
Fig. 1 --- 25HBR Standard Grille Unit
NOTE: Read the entire instruction manual before starting the
installation.
TABLE OF CONTENTS
PAGE
SAFETY CONSIDERATIONS 2.......................
INSTALLATION RECOMMENDATIONS 2.............
INSTALLATION 3--10..............................
Step 1 -- Check Equipment & Jobsite 3...............
Step 2 -- Install on Solid Pad 3......................
Step 3 -- Clearance Requirements 3..................
Step 4 -- Operating Ambient 3......................
Step 5 -- Install TXV 3 -- 4.........................
Step 6 -- Check Defrost Thermostat 4.................
Step 7 -- Make Piping Connections 4 -- 7..............
Step 8 -- Make Electrical Connections 7...............
Step 9 -- Compressor Crankcase Heater 7.............
Step 10 -- Install Electrical Accessories 7..............
Step 11 -- Start-- Up 8 -- 9...........................
Step 12 -- Check Charge 10.........................
Step 13 -- Final Checks 10..........................
CARE AND MAINTENANCE 10......................
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