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Page 15 of 17 

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Air conditioner seems to run too much 
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The current air conditioner replaced an older 
model.

 The use of more efficient components may 

cause the air conditioner to run longer than an older 
model, but the total energy consumption will be less. 
Newer air conditioners do not emit the blast of cold 
air you may be accustomed to from older units, but 
this is not an indication of lesser cooling capacity or 
efficiency. Refer to the efficiency rating (EER) and 
capacity rating (in BTU/hr.) marked on the air 
conditioner. 
 

The air conditioner is in a heavily occupied room, 
or heat-producing appliances are in use in the 
room. 

Use exhaust vent fans while cooking or 

bathing and try not to use heat producing appliances 
during the hottest part of the day. A higher capacity 
air conditioner may be required, depending on the 
size of the room being cooled. 

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Air Conditioner cycles on and off too much, or 
does not cool/heat room in cooling/heating mode 
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The mode of Fan control is set to Power Saver 
(on some models). 

Use Power Saver only when you 

are asleep or away from home, since the fan does 
not circulate the room air continuously. Use Low 
Cool, High Cool, or Turbo Cool for your best comfort. 
 

The air conditioner is not properly sized for your 
room. 

Check the cooling capabilities of your room air 
conditioner. Room air conditioners are not designed 
to cool multiple rooms. 
 

The filter is dirty or obstructed by debris.

 Clean 

the filter. 
 

The inside evaporator and outside condenser 
coils are dirty or obstructed by debris. 

See 

“Annual Maintenance. 
 

There is excessive heat or moisture (open 
container cooking, showers, etc.) in the room.

 

Use a fan to exhaust heat or moisture from the room. 
Try not to use heat-producing appliances during the 
hottest part of the day. 
 

The louvers are blocked. 

Install the air conditioner 

in a location where the louvers are free from curtains, 
blinds, furniture, etc. 
 

The outside temperature is below 65ºF (18ºC).

 Do 

not try to operate your air conditioner in the cooling 
mode when the outside temperature is below 65ºF 
(18ºC). 
 

 

The temperature of the room you are trying to 
cool is extremely hot.

 Allow extra time for the air 

conditioner to cool off a very hot room. 
 

Windows or doors to the outside are open. 

Close 

all windows and doors. 
 

The Vent control is set to OPEN (on some 
models).

 Push the Vent control to CLOSED for 

maximum cooling and/or heating. 
 

The temperature set point or  
Thermostat control is not at a cool enough 
setting.

 Adjust the temperature set point to a cooler 

setting by pressing the minus button to reduce the 
temperature or adjust the Thermostat control to a 
cooler setting by turning the knob clockwise. Turn the 
Fan control to HIGH or Turbo Cool. 
 
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Temperature on display does not match room 
temperature 
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When the compressor and fan motor turn off 
during Power Saver mode, or after you turn off 
the unit, a lower temperature reading than the 
actual room temperature may be displayed for a 
short period of time.

 This lower temperature 

reading is caused by the temperature sensor being 
located close to the cold evaporator coil. The actual 
room temperature will display within a few minutes. 

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Water drips from cabinet into your house 
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The air conditioner is not properly leveled.

 The air 

conditioner should slope slightly downward toward 
the outside. Level the air conditioner to provide a 
downward slope toward the outside to ensure proper 
drainage. See the Installation instructions. 
 

NOTE:

 Do not drill a hole into the bottom of the metal 

base and condensate pan. 

 
 
 
 
 
 
 
 
 

Summary of Contents for WA18ZR

Page 1: ...Page 1 of 17 WINDOW AIR CONDITIONER INSTALLATION AND OPERATION 950 0052 revB 1 10 07 CATALOG NO PRODUCT CODE WA18ZR 420 0068 WA24ZR 420 0071 CATALOG NO PRODUCT CODE WA24ZM 420 0072 ...

Page 2: ...ety of others is very important We have provided many important safety messages in this manual and on your appliance Always read and follow all safety instructions This is the safety alert symbol This symbol alerts you to potential hazards that can kill or hurt you or others All safety messages will follow the safety alert symbol and the word DANGER or WARNING These words mean You can be seriously...

Page 3: ...ips Screwdrivers Tape measure Drill and 3 16 or smaller bit Level Parts supplied on some models NOTE Installation parts are supplied for double hung windows up to 40 101 6cm wide ________________________________________ Location Requirements IMPORTANT Observe all governing codes and ordinances Check the location where air conditioner will be installed Proper installation is your responsibility Mak...

Page 4: ...properly grounded 3 prong outlet installed by a qualified electrical installer It is the customer s responsibility To contact a qualified electrical installer To assure that the electrical installation is adequate and in conformance with National Electrical Code ANSI NFPA 70 latest edition and all local codes and ordinances Copies of the standards listed may be obtained from National Fire Protecti...

Page 5: ..._______________________________________________________________________________________ Unpacking Remove packaging materials Remove and dispose of recycle packaging materials Remove tape and glue residue from surfaces before turning on the air conditioner Rub a small amount of liquid dish soap over the adhesive with your fingers Wipe with warm water and dry Do not use sharp instruments rubbing alc...

Page 6: ...cabinet Using 4 10 x 3 8 washer head Phillips thread cutting screws attach top channel to air conditioner cabinet Attach Side Curtains Locate provided bag of screws Insert top and then bottom of right hand curtain housing in top and bottom curtain channels on air conditioner Extend right hand curtain outward so you may insert the first screw through the middle hole of the curtain Using 10 x pan he...

Page 7: ...net and the inside of the window channel 3 Repeat for the left side Adjust the cabinet until the distance on each side is the same 4 use a 3 16 drill bit to drill 4 starter holes 3 8 deep through the 4 holes in the cabinet and into the windowsill 5 Attach cabinet to windowsill with 4 10 x pan head Phillips screws 6 Check that air conditioner cabinet is tilted to the outside so that water will run ...

Page 8: ... of window 3 Use a 3 32 drill bit to drill starter holes through the holes in each bracket into the window sash 4 Attach both window lock brackets to window sash with a 10 x round head screw to secure window in place Final Installation NOTE 1 Make sure the free end of the ground wire is outside of the cabinet 2 Insert air conditioner into cabinet 3 Connect green ground wire to cabinet base with gr...

Page 9: ...red wall is to be flush with the cabinet and no molding used the wood frame must be set 913mm into the inside wall Install Wood Frame 1 Construct wood frame See Location Requirements for dimensions 2 Measure outside width and height of frame to determine wall opening dimensions 3 Cut opening through the wall Remove and save insulation Dimension for depth depends on wall thickness and type of moldi...

Page 10: ... against the glass of the upper window 2 Place one window lock bracket on top of lower window and against upper window sash on each side of window 3 Use a 3 32 drill bit to drill starter holes through the holes in each bracket into the window sash 4 Attach both window lock brackets to window sash with a 10 x round head screw to secure window in place Final Installation NOTE 5 Make sure the free en...

Page 11: ...se or Decrease pads 3 Increase pad Used to increase set temperature when in Cool or Energy Saver mode The Set light will turn on while setting Used to increase the delay time when using the Timer function 4 Decrease pad Used to decrease set temperature when in Cool or Energy Saver mode The Set light will turn on while setting Used to decrease the delay time when using the Timer function 5 Fan Spee...

Page 12: ...y Saver pad a second time turns the Energy Saver mode off and the fan runs all the time while the compressor cycles on and off 10 Fan Only Mode Use the Fan Only Mode at Low Med or High fan speed to provide air circulation and filtering without cooling a Set temperature cannot be entered The room temperature will appear in the display NOTE Auto Fan Speed cannot be used when in the Fan Only Mode 11 ...

Page 13: ...el of comfort When you turn to the knob to a higher number the indoor air will become cooler Turn the knob to a lower number and the indoor air will become warmer CIRCULAIRE For continuous side to side air circulation set the Circulair switch to ON For fixed side to side air direction set the Circulaire switch to ON until the desired air direction is obtained then move it to OFF __________________...

Page 14: ...sten for click Reset button will latch and remain in to resume operation A household fuse has blown or a circuit breaker has tripped Replace the fuse or reset the circuit breaker If the problem continues call an electrician See Electrical Requirements Depending on model the Power button has not been pressed or the Fan control is turned to OFF Press POWER or turn the Fan control to an active settin...

Page 15: ... heat or moisture from the room Try not to use heat producing appliances during the hottest part of the day The louvers are blocked Install the air conditioner in a location where the louvers are free from curtains blinds furniture etc The outside temperature is below 65ºF 18ºC Do not try to operate your air conditioner in the cooling mode when the outside temperature is below 65ºF 18ºC The temper...

Page 16: ...I LCDI LCDI Power Cord Length 6 6 6 Refrigerant R22 R22 R22 Refrigerant Charge oz lbs 27 84 1 74 33 44 2 09 33 44 2 09 Sound Level Inside Outside dba MAX 56 61 56 61 56 61 4 Way Air Adjustment YES YES YES 2 Way Air Swing YES YES YES Air Discharge SIDE SIDE SIDE Motor Type Ball Bearing Ball Bearing Ball Bearing Motor Capacitor 7 µfd 7 µfd 7 µfd Controls Remote Remote Mechanical Ambient Operating Te...

Page 17: ...tion period This warranty provides free replacement of defective parts only Labor and replacement parts as a result of normal wear and tear are not covered under this warranty Additional claims are excluded unless required by national regulations International Refrigeration Products Inc is not responsible for incidental consequential direct or indirect damages or expenses relating to the use of or...

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