Troubleshooting Tips - Friedrich ZStar ZQ08 Installation And Operation Manual

Troubleshooting Tips
Troubleshooting Tips
Save time and money! Review the chart below first and
you may not need to call for service.
Normal Operation
• You may hear a pinging noise caused by water being picked up and thrownagainst the condenser
on rainy days or when the humidity is high. This design feature helps remove moisture and improve
efficiency.
• You may hear the thermostat click when the compressor cycles on and off.
• Water will collect in the base pan during high humidity or on rainy days. The water may overflow
and drip from the outdoor side of the unit.
• The fan may run even when the compressor does not.
• Your air conditioner is designed to cool in warm weather when the outside temperature is above
60°F(16°C) and below 115°F(46°C).
Abnormal Operation
• Make sure the air conditioner plug is pushed
completely intothe outlet.
Air conditioner
does not start
Air conditioner
does not cool as it
should
Air conditioner
freezing up
• Check the house fuse/circuit breaker box and
replace the fuse or reset the breaker.
• If power failure occurs, turnthe mode control to OFF.
When power is restored, wait 3 minutes to restart the
air conditioner to prevent tripping of the compressor
overload.
_irfl_i re_tri_i_d. • Make sure there are no curtains blinds or furniture
• blocking the front of the air conditioner.
_TA_: Turn the knob to a higher setting. The highest
i_ig_h setting provides maximum cooling.
!Th_irl • Clean the filter at least every 2 weeks.
• See the operating instructions section.
i _ _ve _ When the air conditioner is first turned on you need
• to allow time for the room to cool down.
j_ld_i i_in_ Check for open furnace floor registers and cold air
returns.
i Set the air conditioner s vent to the closed position.
See Air CondiiionerFieezing!Jpl_elowl ............................
• Set the mode control on high fan until the ice thaws
out.