IBM Power System S822LC Manual page 122

Figure 124. Removing the gray-colored TIM from the processor
10. Remove dust and debris from the system processor module area. If dust or debris is present, use the
supplied air pump (part number 45D2645) to clean the system processor module area. Blow small
bursts of air from the center toward the sides of the system processor module as shown in
Figure 125 on page 107. If your air pump is not assembled as shown in Figure 125 on page 107,
fasten the tip onto the bulb.
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Power Systems: Servicing the IBM Power System S822LC (8335-GTB)