International Refrigeration Products WA424ZM Service Manual Download Page 24

Page: 24 / 25

Remove pipeline Slowly

discharge refrigerant from

process pipe (rapid discharge

will cause spurt out of oil inside

the compressor and also may

cause malfunction of

compressor.) Unsolder welding

points among aspiration pipe,

discharge pipe, compressor,

capillary and evaporator. Then

remove aspiration and

discharge pipes as well as

capillary with pliers.

Remove evaporator and

condenser Remove 2 screws

between evaporator and

chassis. Then remove

evaporator. Remove 2 screws

between condenser and

chassis. Then remove

condenser.

Remove compressor Remove

3 hold-down nuts of

compressor and then remove

compressor.

Summary of Contents for WA424ZM

Page 1: ...Service Manual Use on Model WAC424230M WA424ZM 953 0045 05 08 12 ...

Page 2: ...70 280 Rated Input W 3300 Rated Current A 18 0 Air Flow Volume CFM 483 448 412 Dehumidifying Volume pint h 7 82 EER C O P BTU h 8 5 Indoor Side Fan Type Piece cross flow fan 1 Diameter Length Inch 9 1 X 4 25 Evaporator Aluminum fin copper tube Pipe Diameter Inch φ0 315 Row Fin Gap 3 0 055 Coil length L X D X W 21 89X2 25X12 125 Swing Motor Model Output of Swing Motor W Fuse A Sound Pressure Level ...

Page 3: ... Speed rpm H M L 1090 1030 960 Output of Fan Motor W 150 Fan Motor RLA A 1 20 Fan Motor Capacitor uF 8uF Climate Type T1 Isolation I Moisture Protection IP24 Permissible Excessive Operating Pressure for the Discharge Side Psig 551 Permissible Excessive Operating Pressure for the Suction Side Psig 232 Dimension W H D Inch 26 54 18 62 26 3 Dimension of Package W H D Inch 31 97 20 275 29 3 Net Weight...

Page 4: ...4 OUTLINE DIMENSION 26 54 26 3 Above 20 Above 6 Above 6 18 62 ...

Page 5: ...5 REFRIGERANT SYSTEM DIAGRAM WIRING DIAGRAM ...

Page 6: ... 2 Long Screw and Locknut 4 ea 3 4 Long Flat Head Bolt and Locknut 2 ea Sill Angle Bracket 2 5 16 Long hex head Locking Screw for top angle side retainer 10 3 4 Round head Screw 3 7 8 Round head Screw Tools Required Flat blade and Phillips Screwdrivers Socket wrenches Pencil Ruler or tape measure Level Adjustable wrench or pliers ...

Page 7: ... to remove tape or glue These products can damage the surface of your air conditioner Handle air conditioner gently Remove Chassis 1 Pull down the front panel and remove the filter 2 Lift the front panel upwards to remove and place to the side 3 Locate the four faceplate screws and remove These screws will need to be re installed prior to mounting the air conditioner 4 Pull out the rotary knob fro...

Page 8: ...9 Hold the cabinet while pulling on the base of the chassis and remove the chassis from the cabinet 10 There may be internal packing protection This packing material must be removed prior to installation Prepare the Cabinet 1 Place the air conditioner on a hard flat surface 2 Locate the foam gasket and top angle rail 3 Attach the foam gasket to the top angle rail Screws FIG 5 FIG 6 FIG 7 FIG 8 FIG...

Page 9: ...rt the washer head locking screws on the top rail and frame Do not tighten all the way at this time Allow the bottom frame to slide freely Install the Cabinet into the Window NOTE Handle air conditioner gently Be sure your air conditioner does not fall out of the opening during installation or removal The place where the power cord exits the air conditioner should be no more than 4 ft 122 cm from ...

Page 10: ...allation Fig for the model you bought Pre drill holes if needed Add the bottom rail seal over the screws Install the Support Bracket 1 Hold each support bracket flush against the outside of the window sill Tighten each bracket to the bottom of the cabinet as shown below Mark the brackets at top lever of the window sill and then remove 2 Assemble the sill angle brackets to the support brackets at t...

Page 11: ...th of the window Insert the sash seal into space between the upper and lower sashes 2 Attach the right angle safety lock as shown below Install the Chassis into the Cabinet 1 Team lift two people the air conditioner chassis and carefully slide it into the cabinet Let the front of the air conditioner hang out approximately 6 DO NOT PUSH ON THE CONTROLS OR FINNED COILS 2 Be sure the chassis is firml...

Page 12: ...ndenser Assy 1 2 20161236 Top Cover Condenser 1 3 10331202 Axial Flow Fan 1 4 20051006 Rear Clapboard 1 5 150110386 Fan Motor 1 6 01231039 Front Clapboard Sub Assy 1 7 12101911 Foam Propeller Housing 1 8 12101910 Foam Air Outlet 1 9 01251006 Top Cover 1 10 10311203 Centrifugal Fan 1 11 0100106301 Evaporator Assy 1 12 01401936 Electric Box Assy 1 13 02 ...

Page 13: ...b assy 1 26 03631111 Inhalation Tube Sub assy 1 27 2000148401 Front Panel Assy 1 28 2000146101 Front Case 1 29 24211154 Vane Support 1 30 10101005 Air Guide Equipment Sub assy 1 31 10581018 Swing Lever 1 32 10511038 Air Louver 8 33 10511037 Air Louver 1 1 34 26111014 Air Guide Frame 1 35 11121211 Filter Sub Assy 1 36 2000148001 Air Intake Panel 1 37 50011609 Installation Accessory Sub assy 1 38 24...

Page 14: ...14 TROUBLE SHOOTING ...

Page 15: ...15 ...

Page 16: ...16 ...

Page 17: ...nt panel Face the unit and hold front panel with two hands Lift the air in front panel to remove it 2 Remove filter Hold the filter to draw it outwards Then remove the filter 3 Remove front panel Unplug two knobs and remove plastic film Remove 4 screws fixing front panel subassembly and then draw the front panel outwards to separate it from cabinet ...

Page 18: ...et Remove 1 screw fixing cabinet and chassis 5 Hold cabinet and draw it backwards to remove it 6 Remove quickset and curtain subassembly Remove screws fixing cabinet quickset and curtain Then remove curtain subassembly ...

Page 19: ... 4 screws fixing cabinet and upper guide rail Then remove upper guide rail 8 Remove upper cover plate Remove 4 screws on cover plate And then remove upper cover plate 9 Remove electric box Remove 2 screws fixing electric box subassembly ...

Page 20: ...e 3 screws fixing front isolation sheet and electric box Remove 1 screw fixing capacitor clamp and electric box Then remove capacitor and capacitor clamp 12 Remove control switch and thermostat Remove 1 screw connecting wiring board and electric box and then remove wiring board Remove 2 screws fixing control switch and thermostat and electric box and then remove the control switch and thermostat ...

Page 21: ...opeller hosing lift up the air outlet and then remove the air outlet 14 1 Remove front isolation sheet Remove 6 screws fixing middle isolation sheet and chassis 2 Remove 4 screws fixing front isolation sheet and evaporator Then remove front isolation sheet ...

Page 22: ...condenser Then remove the condenser 16 Remove motor support Remove 8 screws fixing rear isolation sheet and condenser Then remove motor support 17 Remove centrifugal fan blade Remove nut flat washer and spring washer Draw centrifuge al fan blade to remove it ...

Page 23: ...iddle isolation sheet and rear isolation sheet 19 Remove middle isolation sheet and rear isolation sheet Hold the motor and remove 3 retaining nuts and 3 retaining screws Then remove middle isolation sheet and rear isolation sheet 20 Remove axial flow fan blade Remove nut flat washer and spring washer Then draw axial flow blade to remove it ...

Page 24: ...mong aspiration pipe discharge pipe compressor capillary and evaporator Then remove aspiration and discharge pipes as well as capillary with pliers 22 Remove evaporator and condenser Remove 2 screws between evaporator and chassis Then remove evaporator Remove 2 screws between condenser and chassis Then remove condenser 23 Remove compressor Remove 3 hold down nuts of compressor and then remove comp...

Page 25: ...25 24 Remove water tray Lift the water tray to remove it ...

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