STP-iX457/iXU457 Series Turbomolecular Pump
MT-86E-001-F
Page 50
INSTALLATION
3
Figure 36 - Installation procedure for air-cooling unit U3-86
Note: Remove the air-cooling fan from the STP pump by reversing the installation steps.
3.12.3 Maintenance
The expected life of the air-cooling unit U3-86 conforms to fan maker's expected life. It is 60,000
hours (survival rate 90%) in an ambient temperature of 60 °C.
When exchanging, contact Service office.
H
M6×10 (4 pcs
Flat washer
Fan cable
Air-cooling
Hexagon socket bolt
OPTION connector
Plate
Flat washer M10