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Table of Contents
ATTENTION INSTALLING PERSONNEL ..................... 1
Safety Guidelines ......................................................... 2
General ........................................................................... 2
SHIPPING AND HANDLING ..................................................... 2
LOCATION AND CLEARANCES .............................................
ROOFTOP INSTALLATION .....................................................
APPLICATION NOTE ...............................................................
Refrigerant Piping ......................................................... 3
REFRIGERANT LINE SIZING .................................................
ROUTING REFRIGERANT LINES ..........................................
FILTER DRIER INSTALLATION ...............................................
SWEAT CONNECTIONS .........................................................
Safe Refrigerant Handling ........................................... 3
LEAK TESTING ........................................................................
SYSTEM EVACUATION ...........................................................
Electrical Connections ................................................. 5
System Startup ............................................................. 6
PRELIMINARY CHARGE ADJUSTMENT ...............................
FINAL CHARGE ADJUSTMENT .............................................
TROUBLESHOOTING .............................................................
Defrost System ............................................................. 7
GENERAL ................................................................................
TIME AND TEMPERATURE DEFROST CONTROL ...............
DEMAND DEFROST CONTROL .............................................
System Checklist .......................................................... 9
Thermostat Connections ........................................... 10
!
ATTENTION INSTALLING PERSONNEL
As a professional installer you have an obligation to
know the product better than the customer.
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.
June 1999 (2)
®
RECOGNIZE THIS SYMBOL AS A SAFETY PRECAUTION.
Fayetteville, TN 37334
REMOTE HEAT PUMPS
Installation Instructions
2
2
2
3
3
3
3
4
4
6
6
7
7
7
8
Remember, it is your responsibility to install the product
safely and to know it well enough to be able to instruct
This
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 should
not supersede existing practices but should be
considered as supplemental information.
RHE**A2*
10845803
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Related Manuals for Amana RHE**A2 Series
Summary of Contents for Amana RHE**A2 Series
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Page 1: Table Of Contents
The precautions listed in this Installation Manual should which is more hazardous than when the unit is in not supersede existing practices but should be operation. considered as supplemental information. Amana June 1999 (2) 10845803 Fayetteville, TN 37334... -
Page 2: Safety Guidelines
NOTE: This unit cannot be completely enclosed. At least long runs. Fifty feet is the longest line set allowed with one side must be unrestricted. Amana split system heat pumps. Minimum clearances are required to avoid air recirculation and keep the unit operating at peak efficiency. A minimum... -
Page 3: Refrigerant Piping
To avoid possible explosion, death, or greater lifts are not recommended. If a run of more than injury; practice safe handling of fifty feet is required, contact your Amana distributor for refrigerants. assistance. While these items will not cover every conceivable situa-... -
Page 4: Leak Testing
way.) Attach this gauge manifold to the service valves on the unit. Do not open the unit service valves. Do not use refrigerant from the unit for leak testing - it has THERMOCOUPLE been precisely measured at the factory for optimum VACUUM performance. -
Page 5: Electrical Connections
2. Route the power supply and ground wires through the Electrical Connections high voltage entrance in the unit. Connect the power supply wires to the contactor. Connect the ground wire to the ground lug. 3. Route the low voltage wiring through the low voltage WARNING entrance in the unit. -
Page 6: Preliminary Charge Adjustment
THE RETAINER. TO AVOID LOSS OF REFRIGERANT, Turn the electrical power on, and let the system run for DO NOT APPLY PRESSURE TO THE RETAINER. several minutes. It will take some time for the refrigerant pressures to stabilize. The outdoor unit is factory charged with enough R-22 for the matching indoor blower coil or matching A coil plus 25 If you are using the “Matched Combination”, see the feet of 3/8 inch liquid line. -
Page 7: Troubleshooting
EXAMPLE: The low side pressure is 84 psi. The low side Defrost System temperature is 80°F. The outdoor temperature is 95°F. The indoor temperature is 85°F. By referring to a pressure temperature chart, you wil see that 84 psi equals a satu- rated temperature of 50°F. -
Page 8: Demand Defrost Control
When servicing, it may be necessary to rapidly advance SERVICING the system through a defrost cycle. To do this: When servicing, it may be necessary to rapidly advance the system through a defrost cycle. To do this: 1. If the outdoor coil temperature is above 30°F, place a jumper wire from R on the low voltage terminal strip WARNING to one of the sensor (SEN) pins on the defrost control... -
Page 9: System Checklist
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... -
Page 10: Thermostat Connections
THERMOSTAT* CONNECTIONS TO RH-HEAT PUMPS WITH INDOOR BLOWER COIL A) No Outdoor Thermostat - Electric Heat Supplied During Defrost ROOM THERMOSTAT (6 wires) BHA BLOWER COIL (5 wires) RH OUTDOOR UNIT RHxEH001 Notes: (1) BHA-TB blowers may require additional wire(s) here. See BHA-TB wiring diagram for details. B) With Outdoor Thermostat - Electric Heat Supplied During Defrost ATK Not Controlling 1st Group of Electric Heaters - 9.6 to 28.8 KW ROOM THERMOSTAT (2) -
Page 11: Amana
THERMOSTAT* CONNECTIONS TO RH-HEAT PUMPS WITH INDOOR BLOWER COIL C) ATK Controlling ALL Electric Heat Morning Warmup Could be Slow - 4.8 to 28.8KW ROOM THERMOSTAT (6 wires) BHA BLOWER COIL (5 wires) RH OUTDOOR UNIT RHxEH003 ATK05 Notes: (1) BHA-TB blowers may require additional wire(s) here. See BHA-TB wiring diagram for details. * Approved Thermostats are: THSMEC1H2BA Thermostats shown with required connections only. -
Page 12: Amana
ELECTRIC HEAT STAGING USING GY42 AT BLOWER CONNECTOR GY42 GY42 GY41 GY41 TERM. STRIP TERM. STRIP As shipped, connector in blower coil is as shown above. If an outdoor thermostat, not controlling the first group of electric heaters, is to be used: 1.
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