Nt8D52Ab, Nt8D52Dd Pedestal Blower Unit - Nortel Meridian 1 Replacement Manual

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NT8D52AB, NT8D52DD Pedestal Blower Unit

553-3001-520 Standard 16.00 April 2000
Replacing equipment
— Replace the I/O safety panel.
— Replace the rear cover on the module.
4 Tag defective equipment with a description of the problem and package
it for return to a repair center.
Use this procedure to replace a blower unit.
Removing equipment
1 Remove the front pedestal grill and set it aside. Figure 29 shows the
blower unit and its location in the front of the pedestal.
Figure 29
NT8D52 Blower Unit
2 Turn off power to the blower unit:
— With AC power, set the circuit breaker on the front of the unit to
OFF (down).