Promise Technology VTrack M-Class M200i - Manual (Page 236)

VTrak M-Class Product Manual
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7. Separate the cooling unit sections to access the blowers.
Viewed from the inside (battery) end on the cooling unit, the left blower is
Fan 1, the right blower is Fan 2. From the LEDs (see the diagram on
page 221), you know which fan to replace.
8. Lift the blower off the mounting pins and detach the electrical connector.
9. Attach the electrical connector of the new blower and set it in place.
Be sure you set the blower on the mounting pins, as shown above.
Fan 1
Fan 2