Manuals / Carrier / Household Appliance / Heat Pump

Carrier PTV Heating Cycle Analysis, Cooling Cycle Analysis, Flow Rate Gpm, Temp. Diff. Deg. F

Models: 50PTH PTV

1 64

Download 64 pages 3.31 Kb

Page 64

HEATING CYCLE ANALYSIS

HEATING CYCLE ANALYSIS

PSI

SAT

- - - - - - - - - - - - - -

°F

AIR

COIL

°F

EXPANSION

VALVE

COAX

°F

SUCTION

COMPRESSOR

DISCHARGE

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -- - - - - -

	°	F								a50-8449
		F								a50-8449
LIQUID LINE				°F				°F
					PSI				PSI
					PSI				PSI
			FLUID IN				FLUID OUT
			FLUID IN				FLUID OUT
										LOOK UP PRESSURE DROP IN TABLES 20-23
										LOOK UP PRESSURE DROP IN TABLES 20-23
										TO DETERMINE FLOW RATE

COOLING CYCLE ANALYSIS

PSISAT

- - - - - - - - - - - - - - - - - - - - - - - - - - ALONG DOTTED LINE

°F

AIR

COIL

°F

EXPANSION

VALVE

COAX

°F

SUCTION

COMPRESSOR

DISCHARGE

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - LINECUT

°

F

a50-8450

LIQUID LINE

°F

°F

PSI

PSI

FLUID IN

FLUID OUT

LOOK UP PRESSURE DROP IN TABLES 20-23

TO DETERMINE FLOW RATE

HEAT OF EXTRACTION (ABSORPTION) OR HEAT OF REJECTION =

FLOW RATE (GPM) x

TEMP. DIFF. (DEG. F) x

FLUID FACTOR* =

(Btu/hr)

SUPERHEAT = SUCTION TEMPERATURE – SUCTION SATURATION TEMPERATURE

=

(DEG F)

SUBCOOLING = DISCHARGE SATURATION TEMPERATURE – LIQUID LINE TEMPERATURE

=(DEG F)

*Use 500 for water, 485 for antifreeze.

Copyright 2010 Carrier Corporation

Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.

Catalog No. 04-53500079-01

Printed in U.S.A.

Form 50PT-4SI

Pg CL-2

7-10

Replaces: 50PT-3SI

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - CUT ALONG DOTTED

Image 64

Carrier PTV Heating Cycle Analysis, Cooling Cycle Analysis, Flow Rate Gpm, Temp. Diff. Deg. F, Fluid Factor* =, Deg F

Contents

CONTENTS SAFETY CONSIDERATIONSInstallation, Start-Up,and Service Instructions Step 6 — Install Condensate DrainINSTALLATION GENERAL8.Provide an unobstructed path to the unit within the closet or mechanical room. Space should be sufficient to allow removal of unit if necessary Fig. 1 - 50PTH026-072Dimensional Data AIRFLOW CONFIGURATIONFig. 2 — Typical Installation — 50PTH Unit UNIT HANGER ISOLATION DETAILFig. 3 — 50PTV Dimensional Data AIRFLOW CONFIGURATIONFig. 4 — 50PTD Dimensional Data AIRFLOW CONFIGURATIONFig. 6 — Typical Downflow Installation — 50PTD UnitFig. 7 — Conversion Right Return Side Discharge to Back DischargeStep 6 — Install Condensate Drain Step 4 — Mount the UnitFig. 8 — Conversion Left Return Side Discharge to Back DischargeFig. 11 — Trap Condensate Drain Fig. 10 - Horizontal Unit PitchFig. 12 - Vertical Condensate Connection Fig. 13 — Typical Ground-WaterPiping Installation Step 8 — Wire Field Power Supply Table 2 — Water Quality GuidelinesTable 3 — Metal Hose Minimum Bend Radii Fig. 14 — Supply/Return Hose KitTable 4 — 50PTH,PTV,PTD Electrical Data ASTAT — Alarm Relay Contacts CC— Compressor Contactor Page LEGEND — Alarm Relay Contacts LEGENDa50-8363 20 LEGEND8364 21 LEGENDASTAT a50-8571 Fig. 24 — WSHP Open ControlTable 7 — Rnet Wiring Specifications Table 5 — Field-SuppliedSensors forWSHP Open Controller Table 6 — SPT SensorsStep 9 — Wire Field Controls Fig. 26 — Rnet Cable WireTable 8 — Rnet Wiring a50-8443Fig. 27 — Low Voltage Field Wiring Fig. 29 — Typical Accessory WiringFig. 30 — AMV Valve Wiring Fig. 31 — Taco SBV Valve WiringStep 10 — Operate ECM Interface Board Table 9 — Cooling SettingsTable 12 — Dehumidificaton Mode Settings Table 10 — Heating SettingsTable 13 — Blower Performance Data PRE-START-UP Table 14B — WSHP Open — High Fan AirflowDeluxe D Control Jumper Settings Complete C Control Jumper SettingsFIELD SELECTABLE INPUTS Units with Modulating Hot Water Reheat HWR Option Table 15A - DIP Switch Block S2Accessory 1 Relay Options Table 15B — DIP Switch Block S2 —Table 17 - HWR Operating Modes START-UP Operating LimitsFig. 33 — HWR Schematic a50-8145 Water OutUnit Start-UpCooling Mode Unit Start-UpHeating ModeTable 19 — Water Temperature Change Through Heat ExchangerENTERING a50-8444 Unit Start-Upwith WSHP Open Controls —Fig. 34 — BACview6 Display Interface Table 24 — Coaxial Water Pressure Drop OPERATION Units with Aquazone Complete C ControlUnits with Aquazone Deluxe D Control Table 25 — Approximate Fluid Volume galUnits with WSHP Open Multiple Protocol — •Cooling is set to Enable •Damper control is configured for DCV COMPLETE C AND DELUXE D BOARD SYSTEM TEST Status and Alarm Relay OperationsFault Descriptions Table 27 — Complete C Control Current LEDAquazone Deluxe D Control LED Indica SERVICE TROUBLESHOOTING Refrigerant ChargingAir Coil Fan Motor Removal Replacing the WSHP Open Controller’s BatFig. 37 — Thermistor Nominal Resistance Fig. 38 — FP1 and FP2 Thermistor Location•Low refrigerant suction pressure Table 30 — ECM Troubleshooting Fig. 39 — ECM Pin Connectors a50-8448Fig. 40 — ECM Troubleshooting Flow Diagram a50-8447Table 32 — WSHP Troubleshooting Moisture Check — To perform moisture check•Arrange harnesses with “drip loop” under motor •Check if condensate drain is pluggedTable 32 — WSHP Troubleshooting cont Table 32 — WSHP Troubleshooting cont FAULTAPPENDIX A — WSHP OPEN SCREEN CONFIGURATION — Outdoor Air TemperatureSAT — Supply Air Temperature — Space TemperatureAPPENDIX A — WSHP OPEN SCREEN CONFIGURATION cont — Outdoor Air TemperatureSAT — Supply Air Temperature — Space TemperatureAPPENDIX A - WSHP OPEN SCREEN CONFIGURATION cont — Outdoor Air TemperatureSAT — Supply Air Temperature — Space TemperatureAPPENDIX A - WSHP SCREEN OPEN CONFIGURATION cont Outdoor Air TemperatureSAT — Supply Air Temperature — Space TemperatureAPPENDIX A — WSHP SCREEN OPEN CONFIGURATION cont LEGENDAPPENDIX A — WSHP SCREEN OPEN CONFIGURATION cont — Outdoor Air TemperatureSAT — Supply Air Temperature Space TemperaturePage Page Copyright 2010 Carrier Corporation Catalog No.Printed in U.S.A Form 50PT-4SII.PRE-START-UP 50PTH,PTV,PTD START-UPCHECKLISTII.START-UP HEATING CYCLE ANALYSIS COOLING CYCLE ANALYSISFLOW RATE GPM TEMP. DIFF. DEG. F