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⚠️ IMPORTANT INFORMATION

This article provides guidance for replacing the crank arm on Air3 pods equipped with M5 & M6 hardware.

Ensure power is disconnected and the pod is stable before performing service work.

Product Information

• Product: Air3 Pods
• Procedure: Crank Arm Replacement
• Hardware: M5 & M6
• Document #: 161243
• Revision: Rev A

Replacement Procedure

Step 1 – Access Second Unit (Back Side)

Locate the crank arm mechanism on the second unit (back side). Some Air3 configurations include a dual‑sided mechanism.

Step 2 – Remove Existing Crank Arm

Carefully remove the existing crank arm from the mechanism. Retain hardware unless replacement hardware is supplied.

Step 3 – Align Gear Teeth

When installing the replacement crank arm:

• Align the gap in the gear teeth before inserting the crank arm
• Ensure the crank arm seats fully into the mechanism

Improper alignment may prevent correct operation.

Step 4 – Install Replacement Crank Arm

Insert the new crank arm into the aligned gear assembly. Ensure it is fully seated and properly oriented.

Step 5 – Final Check

• Verify the crank arm moves smoothly
• Confirm proper engagement of gears
• Ensure all fasteners are secure

Critical Notes

• Do not force the crank arm into position
• Always align gear teeth before installation
• Improper installation may cause mechanism damage
• Replace damaged hardware as required

Reference

Air3 Crank Arm Replacement
Doc #161243 – Rev A
© 2022 Steelcase Inc.

This Zendesk article is intended as a service reference and does not replace full product documentation.