Fan Removal - Trane UCCA Installation, Operation And Maintenance Manual

Installation - Mechanical
3. Slide the sections together so the side flanges overlap
the main section.
4. Align the top and bottom holes and replace the screws.
Figure 16. Bring sections together, align holes.
5. Use pipe clamps or other means to crowd the sections,
if needed.
6. Make sure to provide enough protections to the
sections, so the clamps do not damage it.
7. Only top and bottom mounting holes will be aligned.
8. Use self drilling screws on the other section mounting
holes.
9. Make sure the section joint gasket is compressed and
sealed properly.

Fan Removal

WARNING
Hazardous Voltage!
Failure to disconnect power before servicing could
result in death or serious injury. Disconnect all electric
power, including remote disconnects before servicing.
Follow proper lockout/tagout procedures to ensure the
power can not be inadvertently energized.
When the air handler must fit into a tight space, the second
level fan section of a vertical unit can be removed to
maneuver the unit into the space. Removal will require
field-supplied lifting lugs (part # LUG00180).
1. Remove screws (Item 2) located in front and rear
panels of second level fan portion.
2. Install four lifting lugs (Item 1). Install two on front
panel and two on rear panel of second level fan portion
using screws (Item 2). See
24
Figure 17.
Figure 17. Remove screws, install lifting lugs
(1) Lifting lug # LUG00180
Temporarily use for
lifting second level.
(2) Screw:
0.313 - 18 x 0.875
sheet metal
(3) Screw:
0.250 - 14 x 0.750
self-driller
WARNING
Risk of Unit Dropping!
Do not use skid tie down brackets to lift the unit. Tie
down brackets are designed only to secure the unit to
the floor, housekeeping pad, or platform. Improper use
of the tie down brackets could result in unit dropping
and crushing technicians which could result in death or
serious injury, and equipment damage.
3. Use field-provided spreader bars and slings to rig as
shown Figure 18. Straps can be used but careful
consideration must be taken not to damage equipment
panels.
4. Remove screws (Item 3) around parameter lip where
second level is attached to first level.
5. If unit is equipped with optional filter rack, insert
screws (Item 3) in vertical flanges on each side of filter
rack (see detail A in Figure
support filter rack temporarily and must be removed
after reassembly.
6. Lift second level fan portion vertically to clear
parameter lip on first level portion of unit.
18). Screws installed to
CLCH-SVX009A-EN