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50HQP072-120
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36 pages, 2.52 Mb
Contents
Main
Installation, Start-Up, and Service Instructions
CONTENTS
SAFETY CONSIDERATIONS
AQUAZONE 50HQP072-120 Horizontal Water Source Heat Pumps with PURON Refrigerant (R-410A) 50 Hz
GENERAL
INSTALLATION Step 1 Check Jobsite
Step 2 Chec k Unit
Page
a50-8531
Fig. 1 Unit Dimensions
Step 3 Locate Unit
Step 4 Mount Unit
Step 5 Install Duct System
Step 6 Install Condensate Piping Drain
Step 7 Field Con ver t Air Dischar ge
Step 8 Install Piping Connections
Step 9 Install Field Power Supply Wiring
Page
Table 2 Water Quality Guidelines
Fig. 12 50HQP072-120 Units Typical Control Wiring with Complete C Control
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Fig. 14 Premierlink Controller Applications Wiring with Complete C Control
LEGEND NOTE: Reversing valve is on in Cooling mode.
Fig. 15 Premierlink Controller Applications Wiring with Deluxe D Control
LEGEND NOTE: Reversing valve is on in Cooling mode.
Table 3A Electrical Data 50HQP072-120 Standard Units
POWER BLOCK
Step 10 Install Field Control Wiring
PRE-START-UP System Chec kout
Airflow and External Static Pressure
Table 5 Blower Data 50HQP072
a50-8544
Table 6 Blower Data 50HQP096
Table 7 Blower Data 50HQP120
FIELD SELECTABLE INPUTS
Complete C Control Jumper Settings (See Fig. 12)
Complete C Control DIP Switches
Deluxe D Control Jumper Settings (See Fig. 13)
Deluxe D Contr ol DIP Switches
Deluxe D Control Accessory Relay Configura- tions
START-UP
Operating Limits
Air Coil Cleaning
Start Up System
Scr oll Compressor Rotation
Unit Start-Up in Heating Mode
Flow Regulati on
Flushing
Antifreeze
Cooling T o wer/Boiler Systems
Ground Coupled, Closed Loop and Plateframe Heat Exchanger W ell Systems
OPERATION P o wer Up Mode
Units with Aquazone Complete C Control
SYSTEM TEST
Te s t M o d e
Retry Mode
Aquazone Deluxe D Control LED Indica- tors
SERVICE
Filter s
W ater Coil
Condensate Drain P ans
Refrigerant System
Condensate Drain Cleaning
Compressor
Fan M ot ors
Belt
Air Coil
Checkin g System Char ge
Blower F an P erformance Adjustment
TROUBLESHOOTING
Thermistor
Contr ol Sensors
Table 18 Troubleshooting
Table 18 Troubleshooting (cont)
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HEATING CYCLE ANALYSIS
COOLING CYCLE ANALYSIS
*Use 500 for water, 485 for antifreeze.
(kW)