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Mitsubishi Split-Type Air Conditioner PUZ-A42NKA7-BS
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Manual for Mitsubishi Split-Type Air Conditioner PUZ-A42NKA7-BS
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Get instant access to all the maintenance information you need. Empower technicians to perform preventive maintenance with asset packages, ready to use right out of the box.
Documents & Manuals
Find all the essential guides in one place.
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
+ 29 more
Procedures
Integrate maintenance plans directly into your work orders.
- Motion Industries
- Applied Industrial Technologies
- Electrical Brothers
+ 5 more
Parts
Access the parts list for your equipment in MaintainX.
- Drive Motor
- B2 Rollers
- Tensioning System
+ 40 more
Mitsubishi Split-Type Air Conditioner PUZ-A42NKA7-BS
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Maintenance Plans for Mitsubishi Split-Type Air Conditioner Model PUZ-A42NKA7-BS
Integrate maintenance plans directly into your work orders in MaintainX.
Outdoor Unit 4-Way Valve Coil And Linear Expansion Valve Coil Replacement
Upload a photo of the service panel before removal
Service panel removed
Upload a photo of the top panel before removal
Top panel removed
Removing the 4-way valve coil
4-way valve coil fixing screw (M4 × 6) removed
4-way valve coil removed by sliding the coil toward you
Connector 21S4 (green) on the controller circuit board in the electrical parts box disconnected
Removing the linear expansion valve coil
Outdoor Unit 4-Way Valve Replacement
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 3 valve bed fixing screws (4 × 10), 4 ball valve and stop valve fixing screws (5 × 16), then remove the valve bed
Remove 4 right side panel fixing screws (5 × 12) in the rear of the unit and then remove the right side panel
Remove the 4-way valve coil
Upload a photo of the removed 4-way valve coil
Recover refrigerant
Outdoor Unit Compressor Replacement
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 1 front cover panel fixing screws (5 × 12) and remove the front cover panel
Upload a photo of the removed front cover panel
Remove 4 back cover panel fixing screws (5 × 12) and remove the back cover panel
Remove the electrical parts box
Upload a photo of the removed electrical parts box
Outdoor Unit Electrical Parts Box Replacement
Upload a photo of the service panel before removal
Service panel removed successfully
Upload a photo of the top panel before removal
Top panel removed successfully
Indoor/outdoor connecting wire disconnected from terminal block
Remove all the following connectors from controller circuit board
Screw (4 × 8) from the valve bed removed to remove the lead wire
Disconnected wire pulled out from the electrical parts box
Terminal cover removed and compressor lead wire disconnected
Outdoor Unit Fan Motor Replacement
Remove the service panel
Remove the top panel
Remove 5 fan grille fixing screws (5 × 12) to detach the front panel and the fan grille together
Remove a nut (for right handed screw of M6) to detach the propeller
Disconnect the connectors, CNF1, CNF2 (white) on the controller circuit board in electrical parts box
Remove 4 fan motor fixing screws (5 × 25) to detach the fan motor
When attaching the fan motor, make sure to route the cable through the hook below the fan motor and fix firmly with the clamp
Upload a photo of the completed task
Sign off on the fan motor replacement
Parts for Mitsubishi Split-Type Air Conditioner PUZ-A42NKA7-BS
Access the parts list for your equipment in MaintainX.
Inverter Starter Type, Hermetic Compressor - 2,5 KW
MNB33FBRMC-L
Inverter Starter Type, Hermetic Compressor - 2,5 KW
MNB33FBRMC-L
Inverter Starter Type, Hermetic Compressor - 2,5 KW
MNB33FBRMC-L
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Maximize Asset Availability
Keep your assets running longer and more reliably, with standardized maintenance workflows from OEM manuals.
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