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Documents & Manuals

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Tensioning Guide
Belt-diagram
C-120 pulleys
+ 13 more

Work Order Templates

Pre-built workflows to keep your asset running smoothly.

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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Daikin Outdoor Unit RQ71KBV4A

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Maintenance Plans for Daikin Outdoor Unit Model RQ71KBV4A

Integrate maintenance plans directly into your work orders in MaintainX.

Compressor Removing

Warning: Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work.

Refrigerant collected

Remove the outside panels, their parts, and switch box, following the procedure Removing Outside Panels

Fixing plate for the stop valve removed

Sound insulation (1) removed

Terminal cover removed

Lead wire from the terminal (2) removed

Sound insulation pulled out by unwinding the strings (2 locations)

Nuts that fix the compressor removed

Run this procedure

Electronic Devices Removing

Warning: Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work.

Procedure to Remove Outside Panels

Outside panels and switch box removed

Remove the pressure sensor

Connector for the pressure sensor (X17A) removed

Pressure sensor removed after cutting off the brazing (1 location)

Remove the pressure switch

Lead wire removed

Pressure switch removed after cutting off the brazing

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Four Way Valve Removing

Warning: Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work.

Refrigerant collected

Remove the outside panels, their parts, and switch box, following the procedure Removing Outside Panels

Four way valve removed after removing the 1 screw

Main unit of the four way valve removed after cutting off the brazings (4 locations)

Points

Confirmed that the refrigerant is completely collected before starting the work

Other pipings protected using a protective sheet for the welding or steel plate so that the flame for the gas welding may not damage them

Main unit cooled down using a wet waste etc. so that the temperature of the main unit may not get higher than 120 °C

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Outside Panels Removing

Warning: Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work.

Front panel of the side panel removed

Top panel removed

Front panel removed

Right side panel removed

Front panel of the piping cover removed

Side panel of the piping cover removed

Lower part held and pulled frontward

Suction grille removed

Run this procedure

PCB Assy 1 Removing

Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work.

- Remove the top panel, the front panel, the side panel, and the piping cover, following the procedure Removing Outside Panels.

- Remove the switch box, following the procedureindicated at "Removing switch box".

1. Remove the PCB for the display (A2P)

-Remove the connectors (X205A) on the PCB for the display. - Since the PCB for the display (A2P) is fixed with 2 hooks, take from them and then remove the PCB for the display.;

Run this procedure