Problem

Possible Cause

Action

 

Overload inoperative. Opens too

Check operation of unit. Replace overload if

 

soon

system operation is satisfactory

 

Compressor restarted before

Allow a minimum of 2 minutes to allow

 

pressures to equalize before attempting to

 

system pressures equalized

 

restart. Instruct customer of waiting period

 

 

 

 

Check voltage with unit operating. Check for

Compressor runs

Low or fluctuating voltage

other appliances on circuit. Air conditioner

should be in separate circuit for proper voltage

for short periods

 

only. Cycles on

 

& fused separately

overload

Incorrect wiring

Refer to appropriate wiring diagram

 

Shorted or incorrect capacitor

Check by substituting a known good capacitor

 

of correct rating

 

 

 

Restricted or low air flow through

Check for proper fan speed or blocked

 

condenser coil or evaporator coil

coils

 

Compressor running abnormally

Check for kinked discharge line or restricted

 

hot

condenser. Check amperage

Problem

Possible Cause

Action

 

Loss of charge in t-stat bulb

Place jumper across t-stat terminals to check if

 

unit operates. If unit operates, replace t-stat.

T-stat does not

 

Loose or broken parts in t-stat

Check as above

turn unit on

Incorrect wiring

Refer to appropriate wiring diagram

 

 

Defective thermistor

Replace thermistor or electronic control board

Problem

Possible Cause

Action

 

Poorly installed

Refer to Installation Manual for proper

 

installation

 

 

 

Fan blade striking chassis

Reposition - adjust motor mount

Noisy operation

 

Check that compressor grommets have not

Compressor vibrating

deteriorated. Check that compressor mounting

 

 

 

parts are not missing

 

Improperly mounted or loose

Check assembly & parts for looseness,

 

cabinet parts

rubbing & rattling

Problem

Possible Cause

Action

 

Evaporator drain pan overflowing

Clean obstructed drain trough

 

 

Evaporator drain pan broken or cracked.

 

Condensation forming on base pan

Reseal or replace. No chassis gasket installed.

 

 

Install chassis gasket

 

Poor installation resulting in rain

Check installation instructions. Reseal as

Water leaks into

entering the room

required

 

Dirty evaporator coil. Use pressure wash

the room

Condensation on discharge grille

or biodegradable cleaning agent to clean.

 

 

louvers

Environmental phenomena: point supply

 

 

louvers upward

 

Chassis gasket not installed

Install gasket, per Installation manual

 

Downward slope of unit is too

Refer to installation manual for proper

 

steep inward

installation

35

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Image 37
Friedrich 2009, 2008 service manual Fused separately

2009, 2008 specifications

Friedrich 2008 and 2009 represent significant advancements in heating and cooling technology, particularly in the realm of air conditioning systems. Friedrich is known for producing robust and efficient HVAC solutions tailored for both residential and commercial applications. These models are particularly noteworthy for their innovative features and energy-efficient technologies that enhance user comfort and lower operational costs.

One of the main characteristics of the Friedrich 2008 and 2009 models is their emphasis on energy efficiency. Both units are designed to meet or exceed Energy Star standards, which indicates that they use less energy compared to standard models, contributing to greener living solutions. The incorporation of efficient compressors and high SEER (Seasonal Energy Efficiency Ratio) ratings ensures that users save money on their electricity bills while enjoying optimal cooling performance.

The units also feature advanced inverter technology, which allows for variable speed operation. This means that the system can adjust its cooling capacity based on the current temperature needs, resulting in more consistent comfort while reducing wear and tear on the equipment. Additionally, the inverter technology operates more quietly compared to traditional systems, making these models suitable for both home environments and commercial settings.

Friedrich 2008 and 2009 also provide users with enhanced control options. The inclusion of smart technology and Wi-Fi connectivity allows for remote monitoring and temperature adjustments via smartphones or tablets. Users can create schedules, set temperature preferences, and receive maintenance alerts, contributing to a more user-friendly experience.

Moreover, these models are designed with robust construction, featuring durable materials that withstand various weather conditions. Their compact footprint and sleek design make them suitable for window installation, while an array of sizes accommodates spaces of different dimensions.

Additionally, the air filtration systems in Friedrich 2008 and 2009 units improve indoor air quality. They effectively capture dust, allergens, and other particulates, ensuring a healthier environment for occupants.

In summary, Friedrich 2008 and 2009 models stand out for their energy efficiency, innovative inverter technology, smart controls, and robust construction. With a focus on user comfort and environmental responsibility, these models provide reliable solutions for effective heating and cooling in diverse applications.