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amana air conditioner error codes

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amana air conditioner error codes
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amana air conditioner codes

Standard and Remote Applications with LED M70 Control Board and R-410A.


Amana PTAC Air Conditioner Error Codes

CODE: FP.
RESULT: Freeze Protection Engaged. The room temperature measured by the wireless remote thermostat or indoor ambient thermistor active sensor falls below 40°F.
FIX: No Action required. This setting will disengage when the room temperature rises above 43°F.

CODE: Fd.
RESULT: Front Desk switch is closed. All outputs are switched off.
FIX: Open front desk switch to allow occupant unit operation.

CODE: Eo.
RESULT: Un-Configured Service Board - All operation held awaiting configuration.
FIX: Enter Configuration Menu and set "C3" to "C" for coolers with electric heat or "H" for heat pumps.

CODE: EH.
RESULT: Emergency Hydronic Engaged. The EHH switch is closed. Compressor is switched off.
FIX: Open front emergency hydronic switch to allow occupant unit operation.

CODE: LS.
RESULT: Load Shedding Engaged. The LS switch is closed. Compressor and Electric heat is switched off.
FIX: Open load shedding switch to allow occupant unit operation.

CODE: On.
RESULT: Control is configured to respond to a wired thermostat.
FIX: No action if a wired thermostat is being used.Otherwise, see Configuration Settings.

CODE: oP.
RESULT: Open Door Lockout (DS1 & DS2 open; wireless).
FIX: Close Room Door. Unit will not condition space with door open.

CODE: nP.
RESULT: Window Switch Lockout - (LS & INN open).
FIX: Close Room Door or Window. Unit will not condition space with door or window open.

CODE: HP.
RESULT: Heat Sentinel - (WIAT > u3).
FIX: No action required. This setting will disengage when the room temperature falls.

CODE: Ur.
RESULT: Un-Rented Status (EHH & INN or wireless).
FIX: Front Desk needs to set to Rented mode (if applicable).

CODE: F1.
RESULT: Indoor Ambient Thermistor reads outside the range -20°F to 200°F & the wireless thermostat is not communicating to the unit control or Indoor Ambient Thermistor (IAT) without a wireless remote thermostat reads outside the range -20°F to 200°F.
FIX: Replace black Indoor Ambient Thermistor or Wireless Remote Thermostat.

CODE: F2.
RESULT: Wireless Remote Thermostat failure.
FIX: Replace Wireless Thermostat.

CODE: F3.
RESULT: Indoor Ambient Thermistor reads outside the range -20°F to 200°F.
FIX: Replace black Indoor Ambient Thermistor.

CODE: F4.
RESULT: Indoor Coil Thermistor either above or below operating tolerances.
FIX: Replace Red Indoor Coil Thermistor.

CODE: F5.
RESULT: Wireless Thermostat failure.
FIX: Attempt to rebind Wireless Thermostat or Replace Wireless Thermostat.

CODE: F6.
RESULT: Indoor Discharge Thermistor either above or below operating tolerances.
FIX: Replace Yellow Indoor Discharge Thermistor.

CODE: Fb.
RESULT: Low Remote Battery Warning.
FIX: Replace Batteries in Wireless Devices.

CODE: H1.
RESULT: High Voltage Protection engaged. Power supply voltage is to high.
FIX: Check for incoming power at correct voltage.

CODE: br.
RESULT: Brown Out Protection engaged. Power was lost or voltage is low.
FIX: Check for incoming power at correct voltage.

CODE: L6.
RESULT: Discharge Air Too Hot.
FIX: Clean Filter or Remove Air Blockage.

CODE: LC.
RESULT: Outdoor Coil Thermistor temperature high.
FIX: Clean Condenser Coils, Check Fan for fault. Code will reset after cleaning.

CODE: C2.
RESULT: Indoor Air Recirculation. Large delta between thermostat and return.
FIX: Clean Filter or Remove Air Blockage or Close Vent Door or Improve indoor to outdoor seal.

CODE: C5.
RESULT: Outdoor Coil temperature too high for outdoor ambient temperature.
FIX: Check for Blocked Outdoor Air or Clean Coil.

CODE: C1.
RESULT: Indoor Coil is freezing up.
FIX: Clean filter, Check for fan and blower operation, Check for Refrigerant loss or Restricted capillary tube.

CODE: C3.
RESULT: Indoor Coil is freezing up.
FIX: Clean filter, Check for fan and blower operation, Check for Refrigerant loss or Restricted capillary tube.

CODE: C4.
RESULT: Indoor Coil froze up.
FIX: Clean filter, Check for fan and blower operation, Check for Refrigerant loss or Restricted capillary tube.

CODE: C6.
RESULT: Poor Unit Performance.
FIX: Check for blower motor, compressor, or electric heat operation.

CODE: C7.
RESULT: Indoor Freezing Lockout (ICT - IAT > 20) +10 Min.
FIX: Clean filter, Check for fan and blower operation, Check for Refrigerant loss or Restricted capillary tube.

amana air conditioner error codes

amana air conditioner codes


See What Our Customers Are Saying:

by Trevor Owens on Twintech Heating and Cooling

I returned from vacation to find my AC unit on the Fritz. After calling way too many places I connected with TwinTech. I’ve used the company in the past for my furnace so I was happy when I recognized Greg at my front door. He’s great and the service is always top notch. I’d highly recommend using twintech for honest, superior service in the Durham region. Thanks!

by Nicole Alain on Twintech Heating and Cooling

I called Twin Tech when my air conditioning stopped working. Greg came over to diagnose the issue - the same day. He was able to diagnose the issue and resolve it quite quickly. Although it was a quick fix, Greg was very thorough in explaining the issue and provided great advice. Not to mention, I felt very comfortable having Greg in my home - which I consider very important when hiring a service provider. Twin Tech will be my go-to from now on. Thank you!!

by Courtney Parkes on Twintech Heating and Cooling

Just hired TwinTech Heating & Cooling to do an A/C Unit removal & reinstall to allow for landscaping access on the side of my house, and they were wonderful!
Bob, Greg & Mitch make a great team! Quick appointment times, super knowledgeable, expert troubleshooting capabilities & very customer service oriented.
I would highly recommend them for all of your HVAC needs! Great job guys!!

by Jacqueline Graham on Twintech Heating and Cooling

Twintech Heating & Cooling installed my furnace in 2022 and in fall of 2023 installed my Panasonic Heat Pump. Greg and Mitch did a great job. Helped me through the rebate process. Super happy with the Heat Pump. Only used my furnace 5 times this winter. Energy bills lower, carbon emissions lower.Thank you Twintech. I recommend highly!

by Bill Grainger on Twintech Heating and Cooling

Just had a new furnace installed by Twintech. I can’t express how great these guys are at what they do. From the sales to installation they were professional all the way. Very reasonable pricing and courteous during the installation and willing to answer any questions I had. Highly recommended !!!

by Colin Vernon on Twintech Heating and Cooling

They've cleaned my furnace a couple of times and mentioned that the hot water tank standards were going to change soon so I decided to change mine out.

There were a few challenges during the process but the installers handled the problems without missing a stride! I now have really hot water again!

by Heidi B on Twintech Heating and Cooling

Highly recommend Twintech Heating company, we got honest and detailed information on what was needed to replace and install a new gas furnace. Bob and Greg made us feel comfortable withe process through their thorough explanation and knowledge of the right furnace for our needs. The professionalism and courteous friendly attitude towards the customer is what we liked the most as they treated us like family. So happy with our decision and new furnace we will be looking into get our rental water heater replaced and installed by Twintech team. We feel better having their knowledge on our side and will only trust them with any further maintenance of furnace.

by Kirushanth Rasiah on Twintech Heating and Cooling

Customer service and knowledge is priority in this industry, and Twintech has it. I've dealt with their team for maintenance and a furnace replacement. They're accommodating and make great recommendations, and came through at a great price over the big guys in the industry. They'll be my next call when I need service or maintenance.

by Leonard Glass on Twintech Heating and Cooling

I decided that the noises and age of the existing furnace which was old and not very efficient to replace it. Gave Greg a call and Grant and Greg got to work on it. Because of supply issues with the current heating type that would be an easier install Greg convinced me to change the location of the system and it would provide me better service for heat and efficiency. I had skeptical but went ahead anyway putting trust in Greg And Grant. Greg, Grant and Mitch came through and in 2 days had completely relocated my heating and A/C system. I can honestly say Greg was right my old house has been warmer and more evenly heated as it ever was. For anyone reading this rather long winded review can take my word for it, Twin Tech can take care of your needs.

by Nicole Alain on Twintech Heating and Cooling

I called Twin Tech when my air conditioning stopped working. Greg came over to diagnose the issue - the same day. He was able to diagnose the issue and resolve it quite quickly. Although it was a quick fix, Greg was very thorough in explaining the issue and provided great advice. Not to mention, I felt very comfortable having Greg in my home - which I consider very important when hiring a service provider. Twin Tech will be my go-to from now on. Thank you!!

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amana air conditioner error codes

See What Our Customers Are Saying:

by Trevor Owens on Twintech Heating and Cooling

I returned from vacation to find my AC unit on the Fritz. After calling way too many places I connected with TwinTech. I’ve used the company in the past for my furnace so I was happy when I recognized Greg at my front door. He’s great and the service is always top notch. I’d highly recommend using twintech for honest, superior service in the Durham region. Thanks!

by Nicole Alain on Twintech Heating and Cooling

I called Twin Tech when my air conditioning stopped working. Greg came over to diagnose the issue - the same day. He was able to diagnose the issue and resolve it quite quickly. Although it was a quick fix, Greg was very thorough in explaining the issue and provided great advice. Not to mention, I felt very comfortable having Greg in my home - which I consider very important when hiring a service provider. Twin Tech will be my go-to from now on. Thank you!!

by Courtney Parkes on Twintech Heating and Cooling

Just hired TwinTech Heating & Cooling to do an A/C Unit removal & reinstall to allow for landscaping access on the side of my house, and they were wonderful!
Bob, Greg & Mitch make a great team! Quick appointment times, super knowledgeable, expert troubleshooting capabilities & very customer service oriented.
I would highly recommend them for all of your HVAC needs! Great job guys!!

by Jacqueline Graham on Twintech Heating and Cooling

Twintech Heating & Cooling installed my furnace in 2022 and in fall of 2023 installed my Panasonic Heat Pump. Greg and Mitch did a great job. Helped me through the rebate process. Super happy with the Heat Pump. Only used my furnace 5 times this winter. Energy bills lower, carbon emissions lower.Thank you Twintech. I recommend highly!

by Bill Grainger on Twintech Heating and Cooling

Just had a new furnace installed by Twintech. I can’t express how great these guys are at what they do. From the sales to installation they were professional all the way. Very reasonable pricing and courteous during the installation and willing to answer any questions I had. Highly recommended !!!

Pickering Air Conditioner Repair

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Is the Power Cut Off From My AC?

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