Fans; Inspecting And Cleaning Fans; Bearing Set Screw Alignment - Trane Climate Changer M Series Installation Operation & Maintenance

Fans

Rotating Components!
Disconnect all electric power, including remote disconnects before servicing. Follow proper
lockout/ tagout procedures to ensure the equipment can not be inadvertently energized. Secure
drive sheaves to ensure rotor cannot freewheel. Failure to secure drive sheaves or disconnect
power before servicing could result in death or serious injury.
Hazardous Voltage!
Disconnect all electric power, including remote disconnects before servicing. Follow proper
lockout/ tagout procedures to ensure the equipment can not be inadvertently energized. Failure
to disconnect power before servicing could result in death or serious injury.

Inspecting and Cleaning Fans

Fan sections of air handlers should be inspected every six months at a minimum or more frequently
if operating experience dictates. If evidence of microbial growth (mold) is found, identify and
remedy the cause immediately. Refer to the
causes and solutions. To clean the fan section:
1. Disconnect all electrical power to the unit.
2. Wearing the appropriate personal protective equipment, remove any contamination.
3. Vacuum the section with a vacuum device that uses high-efficiency particulate arrestance
4. Thoroughly clean any contaminated area(s) with a mild bleach and water solution or an EPA-
5. Immediately rinse the affected surfaces thoroughly with fresh water and a fresh sponge to
6. Allow the unit to dry completely before putting it back into service.
7. Be careful any contaminated material does not contact other areas of the unit or building.
Figure 73. Bearing set screw alignment
CLCH-SVX03C-EN
WARNING
WARNING
(HEPA) filters with a minimum efficiency of 99.97 percent at 0.3 micron particle size.
approved sanitizer specifically designed for HVAC use.
prevent potential corrosion of metal surfaces.
Properly dispose of all contaminated materials and cleaning solution.
"Troubleshooting" section on page 94

Bearing Set Screw Alignment

Align bearing set screws as illustrated in
Table 16 on page 77 provides bearing set screw
torque measurements.
Routine Maintenance
for possible
Figure 73.
85