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R41C
Packaged Terminal Air Conditioner (PTAC)
™
Straight cooling nominal capacities
9,000
2.6
Th e Right Fit for Comfort
Installation, Operation,
& Maintenance Manual
ECR International Inc
2201 Dwyer Avenue
Utica, NY 13501
e-mail: info@RetroAire.com
R41C
An ISO 9001-2008 Certified Company
P/N 240008497, Rev. B [7/13/2010]
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Table of Contents
Troubleshooting
Related Manuals for Retro Aire R41C
Summary of Contents for Retro Aire R41C
- Page 1 R41C Packaged Terminal Air Conditioner (PTAC) ™ Straight cooling nominal capacities 9,000 Th e Right Fit for Comfort Installation, Operation, & Maintenance Manual ECR International Inc 2201 Dwyer Avenue Utica, NY 13501 e-mail: info@RetroAire.com R41C An ISO 9001-2008 Certified Company...
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Page 2: Table Of Contents
Seasonal start-up and maintenance..21-22 R41C Chassis ....5-6 Heat pump units — temporary emergency heating mode . 22 PTAC/PTHP Model Coding Troubleshooting sensors . -
Page 3: Inspection
Replacement Packaged Terminal Air-Conditioning / Heat Pump • Installation, Operation, and Maintenance Manual • Read This First (continued) General precautions Recognize this symbol as an indication DANGER of important safety information. Electrical Supply Carefully read the rating plate located on the front panel. Th e RetroAire replacement PTAC/PTHP must: Inspection Be properly connected... -
Page 4: General Product Information
Replacement Packaged Terminal Air-Conditioning / Heat Pump • Installation, Operation, and Maintenance Manual • General Product Information The R41 does not have a standard ECR PTAC control board, Please use this section as a reference only. Controls Product description • Unit-mounted operating controls include thermostat, fan speed control, RetroAire Replacement Packaged Terminal Air Condition/Heat heat/cool switch, fan cycle switch, fresh air switch (if equipped) -
Page 5: R41C Chassis
Replacement Packaged Terminal Air-Conditioning / Heat Pump • Installation, Operation, and Maintenance Manual • General Product Information (continued) Figure 1 R41 Chassis 12 Position Molex Ground Terminal Block Knockouts For Optional Switches High Pressure Switch (HPS) reset P/N 240008497, Rev. B [7/13/2010] Made in USA... - Page 6 Replacement Packaged Terminal Air-Conditioning / Heat Pump • Installation, Operation, and Maintenance Manual • General Product Information (continued) Figure 2 R41 Chassis Electrical Box Rating Plate Remove Screw to Open Door Electrical Diagram Open/Close The Right Fit for Comfort P/N 240008497, Rev. B [7/13/2010]...
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Page 7: Ptac/Pthp Model Coding
Replacement Packaged Terminal Air-Conditioning / Heat Pump • Installation, Operation, and Maintenance Manual • PTAC/PTHP Model Coding Figure 3 Model coding Position number: Chassis coding [verify with rating plate] Product Series Compressor Codes [ 10, 20, 35, = TECH 45, 80, 90 ] = LG = TOSHIBA Chassis Type... -
Page 8: Features
Replacement Packaged Terminal Air-Conditioning / Heat Pump • Installation, Operation, and Maintenance Manual • Features The R41 does not have a standard ECR PTAC control board, Please use this section as a reference only. Indoor coil freeze protection Anti-short cycle timer (standard) (standard) Th is feature will prevent the indoor coil from freeze up in the cooling... -
Page 9: Optional Wall-Mounted Thermostats
Replacement Packaged Terminal Air-Conditioning / Heat Pump • Installation, Operation, and Maintenance Manual • Features The R41 does not have a standard ECR PTAC control board, Please use this section as a reference only. Motorized fresh air damper Selecting a thermostat (by others) (optional) When selecting a thermostat other than one off ered by EMI, choose... -
Page 10: Preparing For The Installation Of The Ptac/Pthp
Replacement Packaged Terminal Air-Conditioning / Heat Pump • Installation, Operation, and Maintenance Manual • Preparing for the Installation of the PTAC/PTHP WARNING Electrical powe r connection Moving parts can cause personal injury. Avoid contact with Check the RetroAire unit rating plate for circuit ampacity and moving parts when testing or servicing the unit. -
Page 11: Installation Instructions - R41C
Replacement Packaged Terminal Air-Conditioning / Heat Pump • Installation, Operation, and Maintenance Manual • Installation Instructions — R41C Install the baffl es — Slide the unit back out of the wall sleeve. Remove both sets of baffl es from the kit bag supplied with unit. - Page 12 Replacement Packaged Terminal Air-Conditioning / Heat Pump • Installation, Operation, and Maintenance Manual • Installation Instructions — R41C Standard Baffl es Figure 6 Standard Baffl e Standard Baffl e Optional Baffl es for deeper wall sleeve Figure 7 Optional Baffl e for deeper wall sleeves Optional Baffl...
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Page 13: Sequence Of Operation
Replacement Packaged Terminal Air-Conditioning / Heat Pump • Installation, Operation, and Maintenance Manual • Sequence of Operation The R41 does not have a standard ECR PTAC control board, Please use this section as a reference only. The following Sequence of Operation Trouble applies to PTAC/PTHP units. - Page 14 Replacement Packaged Terminal Air-Conditioning / Heat Pump • Installation, Operation, and Maintenance Manual • Sequence of Operation (continued) The R41 does not have a standard ECR PTAC control board, Please use this section as a reference only. NOTE: with auxiliary heat will continue until the outdoor coil sensor reaches 50 ºF (10 ºC).
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Page 15: Final Inspection & Start-Up
Replacement Packaged Terminal Air-Conditioning / Heat Pump • Installation, Operation, and Maintenance Manual • Final Inspection & Start-up The R41 does not have a standard ECR PTAC control board, Please use this section as a reference only. CAUTION Before operating the unit Any obstruction of supply air, including the use of defl ector baffl es, may cause condensate to form on the louver or cabinet ☐... -
Page 16: Setting The Control Board Jumpers
Replacement Packaged Terminal Air-Conditioning / Heat Pump • Installation, Operation, and Maintenance Manual • Final Inspection & Start-up (continued) The R41 does not have a standard ECR PTAC control board, Please use this section as a reference only. NOTICE Figure 12 TEST jumper (selects normal or test mode) All wiring should be in accordance with both the National... -
Page 17: Start Up
Replacement Packaged Terminal Air-Conditioning / Heat Pump • Installation, Operation, and Maintenance Manual • Final Inspection & Start-up (continued) The R41 does not have a standard ECR PTAC control board, Please use this section as a reference only. Figure 14 Typical Representation of a Unit Mount Control Start Up Ensure the unit is secure and level. -
Page 18: Heat Pump Pthp's
Replacement Packaged Terminal Air-Conditioning / Heat Pump • Installation, Operation, and Maintenance Manual • Final Inspection & Start-up (continued) The R41 does not have a standard ECR PTAC control board, Please use this section as a reference only. thermostat or system switch in the HEAT position. Place the NOTICE Adjust the thermostat to a warmer temperature. - Page 19 Replacement Packaged Terminal Air-Conditioning / Heat Pump • Installation, Operation, and Maintenance Manual • Final Inspection & Start-up (continued) The R41 does not have a standard ECR PTAC control board, Please use this section as a reference only. starts running. Th e compressor and outdoor fan should then turn on NOTICE and cold air will begin to fl ow from the unit.
- Page 20 Replacement Packaged Terminal Air-Conditioning / Heat Pump • Installation, Operation, and Maintenance Manual • Final Inspection & Start-up (continued) The R41 does not have a standard ECR PTAC control board, Please use this section as a reference only. and turn on the indoor fan. NOTICE If a cooler room temperature is desired, adjust the thermostat to Room temperature must be below 85°F(29°C) to energize the...
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Page 21: Maintenance & Troubleshooting
Replacement Packaged Terminal Air-Conditioning / Heat Pump • Installation, Operation, and Maintenance Manual • Maintenance & Troubleshooting The R41 does not have a standard ECR PTAC control board, Please use this section as a reference only. Figure 15 Manual Reset Limit Switch Monthly inspection and maintenance Reset Button DANGER... -
Page 22: Heat Pump Units - Temporary Emergency Heating Mode
Replacement Packaged Terminal Air-Conditioning / Heat Pump • Installation, Operation, and Maintenance Manual • Maintenance & Troubleshooting (continued) The R41 does not have a standard ECR PTAC control board, Please use this section as a reference only. Look for oil leaks or stains on or around all braze joints and refrig- sensor from the circuit board. -
Page 23: Troubleshooting
Replacement Packaged Terminal Air-Conditioning / Heat Pump • Installation, Operation, and Maintenance Manual • Maintenance & Troubleshooting (continued) The R41 does not have a standard ECR PTAC control board, Please use this section as a reference only. Troubleshooting WARNING Th e troubleshooting procedures below should only be conducted by a qualifi ed technician. Symptom Suggestion No heat or cooling... -
Page 24: Reseting Limit Switch
Replacement Packaged Terminal Air-Conditioning / Heat Pump • Installation, Operation, and Maintenance Manual • Maintenance & Troubleshooting (continued) Reseting Limit Switch Figure 17 5 kW heat models only ☐ — in the event the limit switch opens and DANGER de-energizes the electric heat, the limit switch will need to be manu- ally reset. -
Page 25: Performance Data
• Installation, Operation, and Maintenance Manual • Performance Data Table 2 R41C performance data Model Cooling Sensible Heat Indoor Air Flow Btuh (kW) CFM (L/s) R41C Ratio R41C_09 9,000 (2.6) 350 (165) NOTICE Tested/Rated in Accordance with Due to EMI’s ongoing development programs, design, specifi cations, and performance data is subject to change with- ARI 310/380 and out notice. -
Page 26: Electrical Specifi Cations
Electrical Specifi cations IMPORTANT Due to ongoing product development, designs, specifi cations, and performance are subject to change without notice. Please consult the factory for further information. R41C - 9.000 BTU Table 3 electrical specifi cations Power Supply Indoor Fan... - Page 27 Replacement Packaged Terminal Air-Conditioning / Heat Pump • Installation, Operation, and Maintenance Manual • Notes P/N 240008497, Rev. B [7/13/2010] Made in USA...
- Page 28 Warranty ECR International Inc 2201 Dwyer Avenue Utica, NY 13501 e-mail: info@RetroAire.com An ISO 9001-2008 Certified Company The Right Fit for Comfort P/N 240008497, Rev. B [7/13/2010]...
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