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CONDENSING UNIT
HEAT PUMP
INSTALLATION & SERVICE REFERENCE
IMPORTANT SAFETY INSTRUCTIONS
The following symbols and labels are used throughout this manual
to indicate immediate or potential safety hazards. It is the owner's
and installer's responsibility to read and comply with all safety in-
formation and instructions accompanying these symbols. Failure to
heed safety information increases the risk of personal injury, property
damage, and/or product damage.
ONLY PERSONNEL THAT HAVE BEEN TRAINED TO INSTALL,
ADJUST, SERVICE, MAINTENANCE OR REPAIR (HEREIN-
AFTER, "SERVICE") THE EQUIPMENT SPECIFIED IN THIS
MANUAL SHOULD SERVICE THE EQUIPMENT. THE MANU-
FACTURER WILL NOT BE RESPONSIBLE FOR ANY INJURY
OR PROPERTY DAMAGE ARISING FROM IMPROPER SER-
VICE OR SERVICE PROCEDURES. IF YOU SERVICE THIS
UNIT, YOU ASSUME RESPONSIBILITY FOR ANY INJURY OR
PROPERTY DAMAGE WHICH MAY RESULT. IN ADDITION, IN
JURISDICTIONS THAT REQUIRE ONE OR MORE LICENSES
TO SERVICE THE EQUIPMENT SPECIFIED IN THIS MANU-
AL, ONLY LICENSED PERSONNEL SHOULD SERVICE THE
EQUIPMENT.
IMPROPER INSTALLATION, ADJUSTMENT, SERVICING,
MAINTENANCE OR REPAIR OF THE EQUIPMENT SPECIFIED
IN THIS MANUAL, OR ATTEMPTING TO INSTALL, ADJUST,
SERVICE OR REPAIR THE EQUIPMENT SPECIFIED IN THIS
MANUAL WITHOUT PROPER TRAINING MAY RESULT IN
PRODUCT DAMAGE, PROPERTY DAMAGE, PERSONAL INJU-
RY OR DEATH.
DO NOT BYPASS SAFETY DEVICES
Scroll equipped units should never be used to evacuate the air
conditioning system. Vacuums this low can cause internal
electrical arcing resulting in a damaged or failed compressor.
WARNING
WARNING
© 2016, 2018-2019, 2021-2022
Daikin Comfort Technologies Manufacturing, L.P.
19001 Kermier Road, Waller, TX 77484
www.goodmanmfg.com -or- www.amana-hac.com
P/N: IO-911E
Date: September 2022
Imortant Safety Instructions ......................................1
Shipping Inspections ......................................................1
Codes & Regulations ......................................................1
Installation Clearances ...............................................2
Rooftop Installations ...................................................2
Safe Refrigerant Handling ..........................................2
Refrigerant Lines ..........................................................3
Existing Line Sets ...........................................................3
Refrigerant Line Connections ....................................4
Leak Testing (Nitrogen or Nirtogen-Traced) ..........4
System Evacuation .........................................................4
Electrical Connections ................................................5
Overcurrent Protection ..............................................5
High Voltage Connections ...........................................5
Low Voltage Connections ............................................5
System Start Up..............................................................5
Charge Verification .......................................................6
Final Charge Adjustment .............................................6
Fixed Orifice ....................................................................6
Expansion Valve System ................................................8
Heat Pump - Heating Cycle ............................................8
Troubleshooting Information .....................................9
Long Line Set Application R-410A .............................10
Start Up Checklist .......................................................19
SHIPPING INSPECTION
Always keep the unit upright; laying the unit on its side or top may
cause equipment damage. Shipping damage, and subsequent
investigation is the responsibility of the carrier. Verify the model
number, specifications, electrical characteristics, and accessories are
correct prior to installation. The distributor or manufacturer will not
accept claims from dealers for transportation damage or installation
of incorrectly shipped units.
CODES & REGULATIONS
This product is designed and manufactured to comply with national
codes. Installation in accordance with such codes and/or prevailing
local codes/regulations is the responsibility of the installer. The
manufacturer assumes no responsibility for equipment installed
in violation of any codes or regulations. Rated performance is
achieved after 20 hours of operation. Rated performance is deliv-
ered at the specified airflow. See outdoor unit specification sheet
for split system models or product specification sheet for pack-
aged and light commercial models. Specification sheets can be
found at www.goodmanmfg.com for Goodman® brand products or
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Table of Contents
Related Manuals for Daikin Goodman GSZ140481A
Summary of Contents for Daikin Goodman GSZ140481A
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Page 1: Table Of Contents
CONDENSING UNIT © 2016, 2018-2019, 2021-2022 Daikin Comfort Technologies Manufacturing, L.P. HEAT PUMP 19001 Kermier Road, Waller, TX 77484 www.goodmanmfg.com -or- www.amana-hac.com INSTALLATION & SERVICE REFERENCE P/N: IO-911E Date: September 2022 IMPORTANT SAFETY INSTRUCTIONS The following symbols and labels are used throughout this manual to indicate immediate or potential safety hazards. -
Page 2: Installation Clearances
www.amana-hac.com for Amana® brand products. Within either Minimum Airflow Clearance website, please select the residential or commercial products menu Model Type and then select the submenu for the type of product to be installed, such as air conditioners or heat pumps, to access a list of product Residential 10"... -
Page 3: Refrigerant Lines
Refrigerants are heavier than air. They can "push out" the oxygen in your lungs or in any enclosed space. To avoid possible difficulty in breathing or death: • Never purge refrigerant into an enclosed room or space. By law, all refrigerants must be reclaimed. •... -
Page 4: Refrigerant Line Connections
REFRIGERANT LINE CONNECTIONS for refrigerant identification). Do not use an alternative refrigerant. Using dry nitrogen finish charging the system IMPORTANT to 450 PSIG. Apply the leak detector to all suspect areas. When leaks are discovered, repair the leaks, and repeat To avoid overheating the service valve, TXV valve, or filter drier while the pressure test. -
Page 5: Electrical Connections
HIGH VOLTAGE CONNECTIONS 5000 Route power supply and ground wires through the high voltage port 4500 and terminate in accordance with the wiring diagram provided inside 4000 the control panel cover. LEAK(S) 3500 LOW VOLTAGE CONNECTIONS PRESENT 3000 The indoor transformer must supply 24 volt AC low voltage power to 2500 the outdoor section for the control wiring. -
Page 6: Charge Verification
When opening valves with retainers, open each valve only until the NOTICE top of the stem is 1/8” from the retainer. To avoid loss of refrigerant, DO NOT apply pressure to the retainer. When opening valves without a retainer remove service valve cap and insert a hex wrench into the valve stem and back out the stem by turning the hex wrench counterclockwise. - Page 7 SATURATED SUCTION PRESSURE SATURATED LIQUID PRESSURE TEMPERATURE CHART TEMPERATURE CHART SATURATED SUCTION SATURATED LIQUID SUCTION PRESSURE LIQUID PRESSURE TEMPERATURE ºF TEMPERATURE ºF PSIG R-22 R-410A PSIG R-22 R-410A NOTE: SPECIFICATIONS AND PERFORMANCE DATA LISTED HEREIN ARE SUBJECT TO CHANGE WITHOUT NOTICE.
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Page 8: Fixed Orifice
FIXED ORIFICE 1. Clamp a pipe clamp thermometer 4-6” from compressor on suction line at the outdoor unit. 1. Temporarily install a thermometer 4-6” from the compressor on the suction line. Ensure the thermometer makes adequate a. Ensure the thermometer makes adequate contact for the contact and is insulated for best possible readings. -
Page 9: Troubleshooting Information
TROUBLESHOOTING INFORMATION COOLING/HP ANALYSIS CHART System No Cooling Unsatisfactory Cooling/Heating Complaint Operating Pressures POSSIBLE CAUSE Test Method DOTS IN ANALYSIS Remedy GUIDE INDICATE "POSSIBLE CAUSE" • Power Failure Test Voltage • • • Blown Fuse Inspect Fuse Size & Type •... -
Page 10: Long Line Set Application R-410A
LONG LINE SET APPLICATION R-410A • Units must be installed in accordance with Regulations of the National Fire Protection Association and applicable local codes. Only personnel that have been trained to install, adjust, Where local regulations are at a variance with instructions, in- service or repair (hereinafter, “service”) the equipment staller should adhere to local codes. - Page 11 Hanger Wall Liquid Line Stud Strapped to Suction Line Liquid Line Metal Sleeve Suction Line Wrapped in Armaflex ® Figure 1-1 Installation of Refrigeration Piping from Vertical to Horizontal IMPORTANT - Refrigerant lines must not touch wall. Suction Line Liquid Line Outside Wall Wood Block Between Studs...
- Page 12 If hanging line set from a joist or rafter, use metal strapping Wire Tie or heavy nylon wire tires (around suction line only) that are securely anchored. 8’ Floor Joist or T ape or Wire Tie Roof Rafter 8’ Floor Joist or Roof Rafter Metal Sleeve Strapping placed around the suction line only...
- Page 13 SECTION 2. Outdoor Unit is Above the Indoor Unit Accessory Heat Pump (HP) Crankcase Heater (40 watts minimum) Hard Start Assist (See manual for each product) TXV (Indoor) Liquid Line Solenoid at Outdoor Yes** Inverted Refrigerant Trap at Indoor Oil Trap at Indoor Yes** **An oil trap at the indoor unit is required if the elevation difference exceeds 80'.
- Page 14 SECTION 3. OUTDOOR UNIT IS BELOW THE INDOOR UNIT Accessory Heat Pump (HP) Crankcase Heater (40 watts minimum) Hard Start Assist (See manual for each product) TXV (Indoor) Liquid Line Solenoid at Outdoor Yes *See Note 5 Inverted Refrigerant Trap at Indoor Oil Trap at Indoor The maximum elevation (vertical) difference between the outdoor unit and the indoor unit is 80 feet.
- Page 15 SECTION 4. CALCULATIONS - TUBING EQUIVALENT LENGTH, TUBE SIZE AND REFRIGERANT In long line applications the “equivalent line length” is the sum of the straight length portions of the suction line plus losses (in equivalent length) from 45 and 90 degree bends. Add the total straight (lineal) length of tubing to the equivalent length of elbows and bends to get total equivalent length.
- Page 16 Capacity Multiplier for Given Length (ft) Unit Suction (Btu) Dia. (in) 0.99 0.97 0.96 0.94 0.94 0.93 0.93 0.92 0.91 0.89 18000 1.00 0.99 0.99 0.99 0.98 0.98 0.98 0.98 0.97 0.97 1.00 1.00 1.00 1.00 0.99 0.99 0.99 0.99 0.99 0.99 0.99...
- Page 17 Additional Refrigerant Line set sizes (oz. per lineal foot) 3/8” liquid only 0.60 3/8” liquid and 5/8” suction 0.63 3/8” liquid and 3/4" suction 0.67 3/8” liquid and 7/8” suction 0.74 3/8” liquid and 1 1/8” suction 0.78 Table 3-3. Additional Refrigerant Per Foot Additional lineal line length over 15 feet Initial refrigerant addition (oz.) 3/8"...
- Page 18 SPLIT SYSTEMS AIR CONDITIONING AND HEAT PUMP HOMEOWNER’S ROUTINE MAINTENANCE RECOMMENDATIONS Replace or Clean Filter Do not use a condensing unit cover to “protect” the outdoor unit during the winter, unless you first discuss it with your dealer. Any IMPORTANT NOTE: Never operate unit without a filter installed cover used must include “breathable”...
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Page 19: Start Up Checklist
Condenser / Heat Pump (including all Inverter) Model Number Serial Number ELECTRICAL (Outdoor Unit) Line Voltage (Measure L1 and L2 Voltage) L1 - L2 Secondary Voltage (Measure Transformer Output Voltage) NOT ALL MODELS R - C Compressor Amps Condenser Fan Amps TEMPERATURES (Indoor Unit) Return Air Temperature (Dry bulb / Wet bulb) DB °F... - Page 20 You can also scan the QR code on the right for the product brand you purchased to be directed to the Product Registration page. Daikin Comfort Technologies Manufacturing, L.P., reserves the right to discontinue, or change at any time, specifications, applications or designs without notice or without incurring obligations.