Pioneer WYS Series Disassembly Manual Download

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Maintenance and

Disassembly

Page 1

Disassembly

1.1 Indoor unit

1. Front Panel

Procedure

Illustration

1) Hold the front panel by the tabs on

the both sides and lift it (see Figure 1).

2) Push up the bottom of an air

filter (step 1), and then pull it out

downwards (step 2) (see Figure 2).

Figure 1

Figure 2

Note: This section is for reference only. Actual unit appearance may vary.

Front Panel

Tab

Filter

Disassembly Guide for WYS Series Pioneer Mini Split Indoor Air Handler

Applies to Models with Nomenclature of “WSxxxxMFIxxHLD”.

Summary of Contents for WYS Series

Page 1: ...nd lift it see Figure 1 2 Push up the bottom of an air filter step 1 and then pull it out downwards step 2 see Figure 2 Figure 1 Figure 2 Note This section is for reference only Actual unit appearance may vary Front Panel Tab Filter Disassembly Guide for WYS Series Pioneer Mini Split Indoor Air Handler Applies to Models with Nomenclature of WSxxxxMFIxxHLD ...

Page 2: ...ok towards left to open it see Figure 3 2 Bend the horizontal louver lightly by both hands to loosen the hooks then remove the horizontal louver see Figure 4 Figure 3 Figure 4 Note This section is for reference only Actual unit appearance may vary Horizontal Louver Hook Hook ...

Page 3: ... the electrical cover open with a screw driver and rotate it towards left then remove it see Figure 5 4 Disconnect the connector for display board see Figure 6 Figure 5 Figure 6 Note This section is for reference only Actual unit appearance may vary ...

Page 4: ...ion 1 Slide the front panel side to side to release each axis see Figure 7 2 Open the screw cap and then remove the 3 screws see Figure 8 Figure 7 Figure 8 Note This section is for reference only Actual unit appearance may vary ...

Page 5: ...4 Release the 5 hooks in the back see Figure 10 5 Pull out the panel frame while pushing the hook through a clearance between the panel frame and the heat exchanger see Figure 11 Figure 9 Figure 10 Figure 11 Note This section is for reference only Actual unit appearance may vary Hooks ...

Page 6: ...pull the vertical blades rightward and remove it see Figure 12 2 Remove 1 screw of the display board see Figure 13 3 Rotate the display board in the direction shown in the right picture see Figure 13 Figure 12 Figure 13 Note This section is for reference only Actual unit appearance may vary Hooks ...

Page 7: ...pull out the coil temperature sensor T2 see Figure 14 2 Remove one fixing screw of the electronic control box and two screws used for the ground connection see Figure 14 3 An upward force is maintained until the cover of electronic control box is removed see Figure 15 Figure 14 Figure 15 Note This section is for reference only Actual unit appearance may vary Figure 11 1 Ribbon T2 Sensor Ground Scr...

Page 8: ...rs see Figure 16 5 Disconnect the connectors of fan motor the step motor and the T2 sensor see Figure 17 6 Open the left side plate of electronic control box see Figure 18 Figure 16 Figure 17 Figure 18 Note This section is for reference only Actual unit appearance may vary ...

Page 9: ...ustration 7 Open the two clips on the front of the electric box see Figure 19 8 Open the upper cover plate of electronic control box see Figure 20 Figure 19 Figure 20 Note This section is for reference only Actual unit appearance may vary ...

Page 10: ...lips along the direction indicated in right image see Figure 21 10 Pull out the electrical main board along the direction indicated in right image to remove it see Figure 22 Figure 21 Figure 22 Note This section is for reference only Actual unit appearance may vary ...

Page 11: ...efore disassembling evaporator Procedure Illustration 1 Disassemble the pipe holder located at the rear of the unit see Figure 23 2 Remove the 1 screw on the evaporator located at the fixed plate see Figure 24 Figure 23 Figure 24 Note This section is for reference only Actual unit appearance may vary Pipe Holder Screw ...

Page 12: ... the evaporator see Figure 25 2 Remove the one screw on the evaporator located at the fixed plate see Figure 26 3 Pull out the evaporator see Figure 27 Figure 25 Figure 26 Figure 27 Note This section is for reference only Actual unit appearance may vary ...

Page 13: ... Electrical parts and 3 Evaporator before disassembling fan motor and fan Procedure Illustration 1 Remove the two screws and remove the fixing board of the fan motor see Figure 28 2 Remove the bearing sleeve see Figure 29 Figure 28 Figure 29 Note This section is for reference only Actual unit appearance may vary Screws ...

Page 14: ...ocedure Illustration 1 Remove the fixing screw see Figure 30 2 Pull out the fan motor and fan assembly from the side Figure 30 Note This section is for reference only Actual unit appearance may vary Fixing Screw ...

Page 15: ... parts refer to 1 Front panel 2 Electrical parts before disassembling step motor Procedure Illustration 1 Remove the two screws then remove the step motor see Figure 31 Figure 31 Note This section is for reference only Actual unit appearance may vary Stepping Motor ...

Page 16: ...e Illustration 1 Rotate the fixed wire clockwise as indicated in the right side image see Figure 32 2 Pull up the drain hose to remove it see Figure 33 Figure 32 Figure 33 Note This section is for reference only Actual unit appearance may vary ...

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Pioneer WYS Series, Disassembly Manual

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