Personal Computer Unit Cooling Fan - Mitsubishi Electric M80 Series Maintenance Manual

M800/M80/E80 Series Maintenance Manual
2 Daily Maintenance and Periodic Maintenance

2.2.3.2 Personal Computer Unit Cooling Fan

Type 109P0424H3013
Life 60,000 hours (When the rotary speed decreased 30% less than the initial values)
Note
(1) The life is estimated on the assumption that it is used under 60°C environment. Note that the value above is not a guar-
anteed value.
Replacement procedures
Always replace the personal computer unit cooling fan with the machine power turned OFF.
(1) Check that the machine power is turned OFF. (If the power is not OFF, turn it OFF.)
(2) Open the electric cabinet door.
(3) Remove the fan cover on the personal computer unit.
(Remove the fan cover by holding down the tab on the left side surface.)
(4) Disconnect the cooling fan connector.
(5) Remove the cooling fan from the personal computer unit cooling fan housing.
(6) Replace the cooling fan with a new one. Insert the connector from the new cooling fan into the personal computer unit.
(7) Install the fan cover taking care not to pinch the cooling fan wiring with the fan cover.
(8) Confirm that all the cables are correctly connected and close the electric cabinet door.
[FCU8-PC231] (M800W)
Blowing direction
CAUTION
1. Do not replace the cooling fan while the power is ON.
2. Dispose the spent cooling fan according to the local laws.
47 IB-1501273-F