Abekas AirCleaner, Руководство пользователя

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AirCleaner • User Guide 25
3. Power Supply Replacement
Power Supply Replacement
Power Supply Replacement
Be sure all external AC power connections are removed from the rear of the
AirCleaner chassis BEFORE attempting to remove the power supply.
1. Remove AirCleaner from rack and place on static-free work surface.
2. Remove chassis top cover (
See “Removing AirCleaner Top Cover” on page 24
);
determine which power supply needs to be replaced; see Figure 3-2 below.
3. Remove 6-pin plug from front of power supply (see below).
4. Remove 3-pin plug from rear of power supply (see below).
5. Unscrew and disconnect the grounding wire, located next to the 3-pin plug.
6. Remove the (4) phillips-head screws that hold down the power supply module.
7. Lift out the power supply module.
Reverse the procedure when installing the new power supply module.
Figure 3-2. Power Supply Module - Location
WARNING
These are open-module power supplies with
UNUSUALLY HIGH CURRENT and VOLTAGES!
The power supplies should NEVER have external AC power
connected when the chassis top cover is removed.
Risk of DEADLY electrical shock is EXTREMELY HIGH!
Always remove all AC power from main chassis BEFORE removing
the chassis top cover. For units fitted with the redundant power
supply option, be sure to remove BOTH AC power cords.