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Documents & Manuals

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Tensioning Guide
Belt-diagram
C-120 pulleys
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Work Order Templates

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Daily Electrical System Inspection
Replace Roller and Pulley
Install Engine B-120
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Procedures

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Motion Industries
Applied Industrial Technologies
Electrical Brothers
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Parts

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Drive Motor
B2 Rollers
Tensioning System
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Mitsubishi Split-Type, Heat Pump Air Conditioner PUMY-SP112YKMR1.TH

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Maintenance Plans for Mitsubishi Split-Type, Heat Pump Air Conditioner Model PUMY-SP112YKMR1.TH

Integrate maintenance plans directly into your work orders in MaintainX.

LEV Disassembling

Remove the service panel

Upload a photo of the removed service panel

Remove the top panel

Upload a photo of the removed top panel

Remove the electrical parts box

Remove the LEV coil

Recover refrigerant without spreading it in the air

Remove the welded part of LEV

Note: The welded part can be removed easily by removing the right side panel

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Electrical Parts Box Disassembling

Disconnect all the connectors on the multi controller circuit board

Remove 2 screws 1 which fix the plate holding the multi controller circuit board and the electrical parts box

Remove the multi controller circuit board

Disconnect the M-NET power board connector on the back plate of the controller circuit board

Disconnect all the connectors on the noise filter circuit board

Remove 9 supports on the noise filter circuit board

Remove the noise filter circuit board

Remove the noise filter plate fixing screws

Disconnect the connectors of reactor on the bottom plate of the electrical parts box

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LEV Coil Disassembling

[LEV-A]

(1) Remove the service panel. (See Photo 1)

(2) Disconnect the connector CNL VA (WH) on the multi controller circuit board in the electrical parts box.

(3) Remove the LEV coil by sliding the coil upward. (See Photo 13)

[LEV-B]

(1) Remove the service panel. (See Photo 1)

(2) Disconnect the connector CNL VB (RD) on the multi controller circuit board in the electrical parts box.

(3) Remove the LEV coil by sliding the coil upward. (See Photo 13);

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Accumulator Disassembling

Remove the service panel

Upload a photo of the removed service panel

Remove the top panel

Upload a photo of the removed top panel

Remove the electrical parts box

Remove the valve bed

Remove the cover panel (front)

Remove the cover panel (rear)

Remove the side panel (R)

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4-Way Valve Disassembling

Upload Photo 1 of the service panel and top panel removal

Upload procedure 3 for removing the electrical parts box

Upload Photo 4 of the valve bed removal

Upload Photo 15 of the 4-way valve coil removal

Refrigerant recovered without spreading in the air?

Note: The welded part can be removed easily by removing the right side panel.

Note: When installing the 4-way valve, cover it with a wet cloth to prevent it from heating (120°C or more), then braze the pipes so that the inside of pipes are not oxidized.

Sign off on the 4-way valve disassembling

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