116 Powermax30 XP Service Manual 808150 Revision 0
6 – Power Supply Component Replacement
Replacing the fan
1. Complete the following procedures:
a. Set the power switch to OFF (O), disconnect the power cord from the power source, and disconnect the gas
supply.
b. See Remove the power supply cover on page 88.
2. Detach the connector from J5 on the power board. (See Figure 53.) You may have to lift the top edge of the
component barrier to see the connector.
Figure 53
3. Carefully pull the fan plenum straight off the fan casing to release the 4 clips at each corner of the plenum. See
Figure 54.
If necessary, use needle nose pliers to compress and release the plenum’s top 2 corner
clips first before working the bottom two clips free from the fan casing.
Kit number Description
428236 Kit: Fan assembly with plenum
CAUTION!
Be careful not to apply too much pressure to any of the clips as you detach the plenum from the fan.
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