Alpha Technologies AlphaNet IDH4 for XM2 and XM2-300HP Series - Technical Manual - Manual (Page 53)

53 746-257-B2-001, Rev. B (01/2014)
Disconnect
Captive Screws
7.2 Installation / Replacement Procedure in XM2 Power Supplies
If the CableUPS has been shipped without a IDH4 Series module, or the existing module requires
removal and replacement, do so via the the following procedure:
1. Switch OFF the power supply’s battery breaker.
Fig. 7-1, Removing the Inverter Module from the Power Supply
NOTE:
With the battery breaker in the OFF position, the power supply will not go into inverter mode.
7.0 Installation
2. Unplug all Inverter Module connections (e.g. battery cable, remote temperature sensor).
3. Loosen the Inverter Module thumbscrews and slide the inverter module out just enough to disconnect
the ribbon cable. Disconnect the ribbon cable.
4. Slide the Inverter Module out of the power supply.
5. If the Inverter Module is equipped with a communication module, remove it by loosening the two
Phillips captive screws.