Hypertherm Powermax1000 Service Manual - Manual (Page 70)

MAINTENANCE
1
powermax1000
Service Manual 3-37
Heat sink component replacement
1. Install the components to the heat sink as shown below.
2. Use new thermal pads on the temperature sensor.
3. Use thermal grease on all components. Apply a thin coat (3 mils or a thickness equivalent to a sheet of paper) to
the component, install with screws, and tighten to required torque.
4. Re-torque after 2 minutes. Repeat until torque is maintained.
5. Clean the excess grease from the heat sink.
Notes:
Apply thermal grease and torque to 8 in-lb (9 kg cm).
Apply thermal grease and torque to 20 in-lb (23 kg cm).
Apply thermal grease and torque to 35 in-lb (40 kg cm).
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3
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Thermal grease, 10cc
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Thermal pad