Nidec H300 - Size 9 to 11 Heatsink Fan Replacement

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72 HVAC Drive H300
Issue Number: 3
3.13.6 Size 9 to 11 heatsink fan replacement
Figure 3-62 Size 9 to 11 Heatsink fan replacement
Heatsink fan removal procedure
1) Using a flat screwdriver remove the fan wires from the fan connector (making a note of the order).
2) Using a T20 Torque driver remove the two screws that retain the heatsink fan housing
3) Withdraw the heatsink fan housing from the drive in the direction shown
4) Pull the fan cable through the fan cable gland
5) Using a T20 Torque driver remove the four screws that retain the fan in the housing
After fan has been replaced, reverse the above steps to refit.
Table 3-27 Heatsink fan part number
Drive model Heatsink fan part number
Size 9 to 11 3251-1750
2
1
3
4
5