Friedrich ZoneAire PDE07R3SG Installation And Operation Manual page 28

Malfunction
Outlet temperature is not always
cooling/heating
Outdoor is dripping water
Indoor is dripping water
Indoor coil freeze
E2 Indoor return air
temperature sensor failure
E3 Indoor coil temperature
sensor failure
E4 indoor air outlet temperature sensor
failure/air blow out over heat in electric
heat mode
E5 Outdoor coil
temperature sensor failure.
E8 Overheating
protection/defrosting
E9 High pressure
protection
Service & Assistance
Before calling for service,please check the "Basic Troubleshooting"sec-
tion above.This may help you to the answer to your problem,avoid unne-
cessary service calls,and save you the cost of a service call if the probl-
em is not due to the product itself.If you have checked the "Basic Trouble
shooting" section and still need help, here is a list of available services:
You can find the name of you local Authorized Service Provider by visiting
our web site at www.friedrich.com.
If you require further assistance you can call the Customer Support Call
Center at 1-800-541-6645.
Before calling,please make sure that you have the complete model and
serial number,and date of purchase of your equipment available.By provid-
ing us with this information we will be better able to assist you.
Possible Reasons
Outlet temperature is not high enough when
heating by heat pump.
Fan stops when cooling/heating.
Not install the drain pipe kit.
Wall sleeve is not installed correctly.
Outdoor temperature is too low in cooling
mode.
Filter is dirty.
Indoor return air temperature sensor open
circuit or short circuit.
Indoor coil temperature sensor open circuit
or short circuit.
Indoor air outlet temperature sensor open
circuit or short circuit;
Indoor filter gets dirty or something blocks
the air intake.
Outdoor coil temperature sensor open
circuit or short circuit.
Indoor fan failure/dirty filter/refrigerating
system failure/indoor coil temperature
sensor failure.
Outdoor fan failure/refrigerating system
failure/high pressure switch
failure/outdoor coil temp sensor broken.
28
When outdoor ambient temp is low, the heat
pump will not be able to offer enough heat. Soon
after that, the E-heater will come on to heat.
It is normal when the CONSTANT FAN is OFF.
Youcan enable the CONSTANT FAN.
Install the drain pipe kit.
Install the wall sleeve according to the
installation manual.
When outdoor temperature is drop to 12.8℃（55
℉）or below, it will cause that indoor coil freeze.
Open the fresh air door, and running at fan mode.
Clean the filter to recover the normal air flow
Check the sensor connecting. If the sensor is bad,
replace a new one.
Check the sensor connecting. If the sensor is bad,
replace a new one.
Check the sensor connecting. If the sensor is bad,
replace a new one.
Clean the filter and clean the air way.
Check the sensor connecting. If the sensor is bad,
replace a new one.
Check the indoor fan/clean filter/refill refrigerant/
replace indoor coil sensor.
Check outdoor fan/refrigerating pipe system/high
pressure switch/outdoor coil temp sensor.
Our specialists are able to assist you with:
* Inspect and ensure that all components and accessories have been
installed properly and that they have not been damaged during the
installation.
* Specifications and Features of our equipment.
* Referrals to dealers, and distributors.
* Use and Care information.
* Recommended maintenance procedures.
* Installation information.
* Referrals to Authorized Service Providers and Parts depots.
Solution