Service Home How To Procedures DC AutoDoor LVPS - Replacement - AD0459

DC AutoDoor LVPS - Replacement - AD0459

Last updated: 02/01/2021

DC AutoDoor LVPS - Replacement

AD0459

Introduction

This procedure will show you how to replace the DC Autodoor LVPS.

Machine Requirements:

  • Software Version 100.20.000.1200 or higher
  • I/O PCB 34-3490B or higher
  • AD PCB 34-3096A firmware version 1.29 or higher
  • I/O Firmware version 4.09 or higher
  • TC Firmware version 2.06 or higher

 Note:  All the above software and firmware files can be downloaded from the Haas Service portal.

This Procedure Applies to the Following Kits:

  • 93-3354: CAN AUTODOOR POWER SUPPLY KIT 2021

Note: If you are upgrading to a Smart CAN Autodoor system do not use this procedure, refer to the SMART CAN AUTODOOR UPGRADE procedure.

Electrical Safety

 Caution: When you do maintenance or repair on CNC machines and their components, you must always follow basic safety precautions. This decreases the risk of injury and mechanical damage.

  • Set the main circuit breaker to the [OFF] position.

 Danger: Before beginning any work inside the control cabinet the High Voltage indicator light on the 320V Power Supply / Vector Drive must have been off for at least 5 minutes.

Some service procedures can be dangerous or life-threatening. DO NOT attempt a procedure that you do not fully understand. If you have any doubts about doing a procedure contact your Haas Factory Outlet (HFO) and schedule a service visit.

Removal

1

Set the main circuit breaker to the [OFF] position.

Locate the AD power supply that is located near the main circuit breaker.  

Remove the cables that are connected to the power supply.

Remove the (4) screws from the mounting plate.

Remove the the power supply.

Smart CAN Autodoor Power Supply

1

Install the Smart Can Autodoor Power Supply using the provided hardware.

Refer to the following for the 350W Power Supply Upgrade:

  • For machines built before July 2021, use the provided (2) 6-32 nuts on the two holes at the top of the LVPS bracket to install the 350W CAN Autodoor Power Supply.
  • For machines built after July 2021, the LVPS should have (2) pem nuts [1] on the existing through holes on the top of the LVPS and the 6-32 nuts are not needed to install the 350W CAN Autodoor Power Supply.
  • Connect the cables to the power supply as shown in the next step.

2

Connect the Smart CAN Autodoor Power Supply using the wiring diagram shown.

Connect the following cables:

  1. P/N 33-3310 Smart CAN Supply (P1) to PSUP PCB (P7)
  2. P/N 33-5310 Smart CAN Supply (J1) to I/O PCB (J2)
  3. The power cable from the Smart Can Supply (J6) to Autodoor Motor #1 and for Mill connect the power cable from (J9) to Motor Autodoor #2.

 Note: Cables P/N 33-3310 and 33-5310 are included in the new power supply.

 Note: If kit 93-3354 was ordered and the machine has other CAN systems, cable 33-5310 will not be used. Reference the CAN Lube Panel and Spindle Head - Troubleshooting Guide for the wiring layout of the CAN systems.

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