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Heating
C om fort. Q uality. Tru st.
Table of Contents
Safety Instructions ............................................................. 2
General ................................................................................ 3
SHIPPING AND HANDLING ............................................................. 3
LOCATION AND CLEARANCES ...................................................... 3
ROOFTOP INSTALLATIONS ............................................................ 3
APPLICATION NOTE ........................................................................ 3
Refrigerant Piping ..................................................... 3
REFRIGERANT VAPOR AND LIQUID LINE SIZING ....................... 3
REFRIGERANT VAPOR AND LIQUID LINE ROUTING ................... 4
SWEAT CONNECTIONS AT THE UNIT ........................................... 4
Safe Refrigerant Handling ................................................. 4
LEAK TESTING ................................................................................. 5
ID COIL AND LINE SETS EVACUATION .......................................... 5
Step 1. Confirm Proper Pump And Gauge Operation .............. 5
Step 2. Evacuate Lines And Indoor Coil. ................................. 6
Electrical Connections ....................................................... 7
WIRING ............................................................................................. 7
System Startup ................................................................... 8
PRELIMINARY CHARGE ADJUSTMENT ......................................... 8
FINAL CHARGE ADJUSTMENT ....................................................... 8
Matching System ....................................................................... 8
AMANA-Approved Mix-Matched System Combinations ........... 8
ID COIL WITH EXPANSION VALVE ................................................. 8
ID COIL WITH ORIFICE .................................................................. 10
Troubleshooting ............................................................... 10
Defrost System ....................................................... 10
ATTENTION INSTALLING PERSONNEL
As a professional installer you have an obligation
to know the product better than the customer. This
includes all safety precautions and related items.
Prior to actual installation, thoroughly familiarize
yourself with this Instruction Manual. Pay special
attention to all safety warnings. Often during
installation or repair it is possible to place yourself
in a position which is more hazardous than when
the unit is in operation.
Part No. 10845809 Rev. 1
Printed in USA
&
Air Conditioning
®
RECOGNIZE THIS SYMBOL AS A SAFETY PRECAUTION.
Goodman Company, L.P.
1810 Wilson Parkway • Fayetteville, Tennessee 37334
(RHA**B*D/VHA**B*A)
Installation Instructions
Affix this manual, Specification Sheet and Users
Information Manual adjacent to the unit.
Remember, it is your responsibility to install the
product safely and to know it well enough to be
able to instruct a customer in its safe use.
Safety is a matter of common sense...a matter of
thinking before acting. Most dealers have a list of
specific good safety practices...follow them.
The precautions listed in this Installation Manual
are intended as supplemental to existing practices.
However, if there is a direct conflict between existing
practices and the content of this manual, the
precautions listed here take precedence.
www.amana-hac.com
Remote Heat Pump
R
C
R
January 2003
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Table of Contents
Related Manuals for Amana RHA Series
Summary of Contents for Amana RHA Series
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Page 1: Table Of Contents
(RHA**B*D/VHA**B*A) Heating & Air Conditioning Remote Heat Pump ® Installation Instructions C om fort. Q uality. Tru st. Affix this manual, Specification Sheet and Users Information Manual adjacent to the unit. Table of Contents Safety Instructions ............. 2 General ................3 SHIPPING AND HANDLING ............. -
Page 2: Safety Instructions
Safety Instructions RECOGNIZE SAFETY SYMBOLS, WORDS, AND LABELS 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 information and instructions accompanying these symbols. -
Page 3: General
General DO NOT locate the unit: – Directly under a vent termination for a gas appliance. This manual covers only the installation of the remote heat – Within 3 feet of a clothes drier vent. pump. See the unit specification sheet for information –... -
Page 4: Refrigerant Vapor And Liquid Line Routing
sizes used. If mix-matching to a restrictor orifice indoor Safe Refrigerant Handling coil, check the “Specification Sheet” for the proper orifice size to be used with this outdoor unit. Piston orifices are supplied with the outdoor unit. WARNING To avoid possible explosion, death, or REFRIGERANT VAPOR AND LIQUID LINE ROUTING injury;... -
Page 5: Leak Testing
WARNING 6. Close the valve on the nitrogen cylinder and discon- nect it from the gauge manifold. To avoid possible explosion, use only 7. Check for leaks. Apply a soap solution on all connec- returnable (not disposable) service tions and joints. If you see bubbles, you have a leak. cylinders when removing refrigerant from Mark these locations. -
Page 6: Step 2. Evacuate Lines And Indoor Coil
Step 2. Evacuate Lines And Indoor Coil. a. Open the high and low side valves (B & A) on the gauge manifold. NOTE: Only open the valve (E) on the gauge manifold leading to the cylinder, not the valve on the charging cylinder (F). b. -
Page 7: Electrical Connections
Electrical Connections MAXIMUM ALLOWABLE WIRE LENGTH IN FEET TO LIMIT VOLTAGE DROP TO 2% MINIMUM CIRCUIT AMPACITY OF OUTDOOR UNIT (MCA) WIRE SIZE 12.5 17.5 22.5 27.5 32.5 37.5 (AWG) N/R = NOT RECOMMENDED Wire ampacity and voltage drop calculation based on copper conductors with 75 degree C insulation per 1996 National Electrical Code (NEC) Conductors in 86 degree F ambient. -
Page 8: System Startup
IMPORTANT: Hard start components are required when IMPORTANT: If adding refrigerant to a system, add only single-phase reciprocating compressors are used with refrigerant vapor (not liquid) through the suction valve (low indoor coils which have thermal expansion valves. Some side) on the outdoor unit. Any other practice may cause compressor damage. - Page 9 UNIT O.D. SUPERHEAT...
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Page 10: Id Coil With Orifice
ID COIL WITH EXPANSION VALVE At stabilized cooling conditions and with an outdoor tem- perature of 60°F or higher, the subcooling at the outdoor unit liquid line service valve should be as specified in the specification sheet. Add or remove charge as required. ID COIL WITH ORIFICE HI-P For a proper superheat reading, measure the refrigerant... - Page 11 THERMOSTAT* CONNECTIONS TO RH/VH HEAT PUMPS WITH INDOOR BBA/BBC BLOWER COIL Room Thermostat Blower Coil Remote Unit Approved Thermostats: 1213403, 1213404, 1213410, 1213406 NOTE: 1. When installing accessories, wiring may have to be modified. Follow the instructions in the accessory kit’s installation instructions. WARNING To avoid personal injury, shock or death, disconnect the electrical power before electrically connecting any...
- Page 12 System Checklist 1 Does the condenser fan blade rotate freely, and is it tight on the shaft? Does the refrigerant tubing flex freely and not touch another tube to cause rub through? 3 Are both indoor and outdoor sections level? 4 Are the units properly supported? 5 Is outdoor section properly located on concrete base or equivalent? Are the refrigerant lines correctly installed according to the relative position of the...