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Carrier 50PSH, PSD006-070, PSV a50-8231, Fig. 2 50PSH Dimensional Data

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NOTES:

1. Condensate is 3/4-in. FPT copper.

2. Horizontal unit shipped with filter bracket only. This bracket should be

removed for return duct connection.

3. Discharge flange and hanger kit is factory installed.

4. Shaded areas are recommended service areas, not required.

50PSH

UNIT

SIZE

OVERALL

CABINET

(in.)

WATER CONNECTIONS

(in.)

WATER

CONNEC-

TIONS (in.) -

UNITS WITH

HWR

ELECTRICAL

KNOCKOUTS

(in.)

DISCHARGE CONNECTION (in.)

DUCT FLANGE INSTALLED

(±0.10 in.)

RETURN

CONNECTION (in.)

USING RETURN

AIR OPENING

(±0.10 in.)

12 3 4 5 Loop

Water

FPT

HWG

FPT

12

J

1/2

Cond

K

1/2

Cond

L

3/4

Cond M

(LH

rtrn)

NO

Supply

Height

P

Supply

Width

Q

(RH

rtrn)

RS

Return

Depth

T

Return

Height

UV

A

Width

B

Depth

C

Height

D

In

E

Out

F

HWG

In

G

HWG

Out

H

Con-

densate

Loop

In D

Loop

Out E

Low

Volta g e

Ext

Pump

Power

Supply

006,009,

012 22.4 43.1 17.3 3.7 9.7 N/A N/A 0.8 1/2N/A N/A N/A 3.8 6.3 8.8 5.3 4.1 9.0 9.0 5.3 4.1 17.1 15.3 2.1 1.0

018 22.4 62.2 19.3 2.1 10.0 13.9 16.9 0.6 3/41/22.1 10.0 3.6 6.1 8.6 3.6 2.0 12.5 15.5 3.6 2.0 28.1 16.2 2.3 1.5

024,

030 22.4 62.2 19.3 2.1 10.0 13.9 16.9 0.6 3/41/25.26 13.13 3.6 6.1 8.6 3.6 2.0 12.5 15.5 3.6 2.0 33.8 16.2 2.3 1.5

036 25.4 71.2 21.3 3.4 10.8 15.6 18.9 0.6 3/41/25.96 13.13 3.6 6.1 8.6 3.1 1.2 19.0 17.5 3.1 1.0 34.8 18.2 3.1 1.5

042,

048 25.4 76.2 21.3 3.4 10.8 15.6 18.9 0.6 1 1/25.96 13.13 3.6 6.1 8.6 3.1 1.2 19.0 17.5 3.1 1.0 39.8 18.2 3.1 1.5

060,

070 25.4 81.2 21.3 3.4 10.8 15.6 18.9 0.6 1 1/25.96 13.13 3.6 6.1 8.6 3.1 1.2 19.0 17.5 3.1 1.0 44.8 18.2 3.1 1.5

a50-8231

PSC BLOWER AIRFLOW

CONFIGURATION

CODE RETURN DISCHARGE

ELeft Back

BRight Back

SLeft Right

ZRight Left

LEGEND

ASP — Alternate Service Panel

BSP — Blower Service Panel

CAP — Control Access Panel

CSP — Compressor Service Panel

FPT — Female Pipe Thread

HWG — Hot Water Generator

HWR — Hot Water Reheat

LH — Left Hand

RH — Right Hand

Fig. 2 — 50PSH Dimensional Data

Contents

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 Page 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 Page 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) Page Page Page Page 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 Page Step 10 Operate ECM Interface Board Page 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 Page 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 Page Page 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 Page Page Page Page Moisture Check Table 39 WSHP Troubleshooting DO DO NOT Check motor, controls wiring, and connections thoroughly before replac- ing motor. Page Table 39 WSHP Troubleshooting (cont) APPENDIX A WSHP OPEN SCREEN CONFIGURATION Page APPENDIX A WSHP OPEN SCREEN CONFIGURATION (cont) Page Page Page Page Page Page Page HEATING CYCLE ANALYSIS COOLING CYCLE ANALYSIS 97B0038N04 *Use 500 for water, 485 for antifreeze. (Btu/hr)