Main
Installation, Start-Up, and Service Instructions
CONTENTS
IMPORTANT: Read the entire instruction manual before starting installation.
SAFETY CONSIDERATIONS
GENERAL
INSTALLATION Step 1 Check Jobsite
Step 2 Chec k Unit
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a50-8231
CODE RETURN DISCHARGE ELeft Back BRight Back SLeft Right ZRight Left
Fig. 2 50PSH Dimensional Data
a50-8183
R - Configuration Right Return / Top Discharge - Top View
Fig. 3 50PSV Dimensional Data
L - Configuration Left Return / Top Discharge - Top View
Right Return - Air Coil Opening - Right Side View
Fig. 4 50PSD Dimensional Data
a50-7846ef
Step 3 Locate Unit
Step 4 Mount the Unit
Step 5 Chec k Duct System
Step 6 Install Condensate Drain
Step 7 Pipe Connections
Table 2 Water Quality Guidelines
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Step 8 Wire Field Power Supply
Rib Crimped Length (2 ft Length Standard)
Swivel Brass Fitting
Brass Fitting MPT
Fig. 15 Units with Complete C Controller, Single-Phase
Fig. 16 Units with Deluxe D Controller, Three-Phase (460/575 V)
Fig. 17 Units with Complete C ECM Blower, Three-Phase (208/230 V)
a50-8363
Fig 18 Units with ECM, Complete C and LON Controller (460 V)
a50-8364
Fig 19 Units with ECM, Deluxe D and LON Controller (460 V)
a50-8232
Fig. 20 Units with Complete C and Premierlink Controller, Single-Phase (208/230 V)
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a50-8380
Fig. 25 WSHP Open Control
WSHP Open Inputs and Outputs Table
Table 4 50PSH, PSV, PSD Electrical Data PSC Motor
Table 5 50PSH, PSV, PSD Electrical Data PSC High-Static Motor
Table 6 50PSH, PSV, PSD Electrical Data, ECM Motor
COMPLETE C CONTROL
A50-7737
ECM CONTROL BOARD
CAPACITOR
Step 9 Wire Field Controls
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Step 10 Operate ECM Interface Board
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Table 12
Table 13
PRE-START-UP System Chec kout
FIELD SELECTABLE INPUTS
Complete C Control Jumper Settings
Deluxe D Control Jumper Settings
Complete C Contr ol DIP Switches
Units with Modulating Hot Water Reheat (HWR) Option
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Deluxe D Control Accessory Relay Configura- tions
START-UP
Operating Limits
Scr oll Compressor Rotation
Unit Start-Up Cooling Mode
Unit Start-Up Heating Mode
Table 21 50PSH, PSV, PSD009 Typical Unit Operating Pressures and Temperatures
Table 22 50PSH, PSV, PSD012 Typical Unit Operating Pressures and Temperatures
Table 23 50PSH, PSV, PSD018 Typical Unit Operating Pressures and Temperatures
Table 24 50PSH, PSV, PSD024 Typical Unit Operating Pressures and Temperatures
Table 25 50PSH, PSV, PSD030 Typical Unit Operating Pressures and Temperatures
Table 26 50PSH, PSV, PSD036 Typical Unit Operating Pressures and Temperatures
Table 27 50PSH, PSV, PSD042 Typical Unit Operating Pressures and Temperatures
Table 28 50PSH, PSV, PSD048 Typical Unit Operating Pressures and Temperatures
Table 29 50PSH, PSV, PSD060 Typical Unit Operating Pressures and Temperatures
Table 30 50PSH, PSV, PSD070 Typical Unit Operating Pressures and Temperatures
Unit Start-Up with WSHP Open Controls
Flow Regulati on
Flushing
Antifreeze
Cooling T ower/Boiler Systems
Ground Coupled, Closed Loop and Plateframe Heat Exchanger W ell Systems
OPERATION Po w e r U p M o d e
Units with Aquazone Complete C Control
Units with Aquazone Deluxe D Control
Units with HWR Option
Units with WSHP Open Multiple Protocol
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COMPLETE C AND DELUXE D BOARD SYSTEM TEST
T est Mode
WSHP Open T est Mode
Retry Mode
Aquazone Deluxe D Control LED Indica- tors
SERVICE
Filter s
W ater Coil
Condensate Drain P ans
Refrigerant System
Checkin g System Char ge
Refrigerant Charging
Air Coil Fan Motor Removal
Replacing the WSHP Open Controllers Bat- tery
TROUBLESHOOTING
WSHP Open Contr oller
Thermostatic Expansion V alves
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Moisture Check
Table 39 WSHP Troubleshooting
DO DO NOT Check motor, controls wiring, and connections thoroughly before replac- ing motor.
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Table 39 WSHP Troubleshooting (cont)
APPENDIX A WSHP OPEN SCREEN CONFIGURATION
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APPENDIX A WSHP OPEN SCREEN CONFIGURATION (cont)
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HEATING CYCLE ANALYSIS
COOLING CYCLE ANALYSIS
97B0038N04
*Use 500 for water, 485 for antifreeze.
(Btu/hr)