Titus LSC IOM - Manual (Page 8)

Pre – Installation (Cont.)
5. Wall & ceiling openings: concealed units require wall/
ceiling openings. Refer to submittal for specific dimensions
before attempting to install. Concealed units must meet the
requirements of the National Fire Protection Association
(NFPA) Standard 90A or 90B concerning the use of
concealed ceiling spaces as return air plenums. Refer to
the submittal for specific dimensions of ceiling openings.
Service Access
Service access is available from the bottom and sides of
the units. Units have removable bottom and side panels to
allow access into the unit. See
Figure 2 for recommended
service and operating clearances. Units have front or back
piping connections. Reference piping locations by facing
the front of the unit (airflow discharges from the front). The
control panel is always on the opposite the piping.
Pre-Installation Checklist
Complete the following checklist before beginning unit
installation.
Verify the unit size and tagging with the unit nameplate.
Make certain the ceiling is solid, and sufficient to support
the unit and accessory weights. See “Dimensions and
Weights” section .
Allow minimum recommended clearances for routine
maintenance and service. Refer to unit submittals for
dimensions.
Allow 4' of straight duct before the first takeoff or before
the discharge ductwork makes any turns.
Figure 2.
Control Enclosure Access
Coil Connections Access +
Condensate Pan removal
Alternative
Condensate Pan
Removal
Bottom Access Area for
Service & Maintenance
Notes:
1. Right Hand unit shown. Control enclosure dictates the
handing of the unit.
2. Condensate Pan may be removed from the front or rear
of the unit.
3.All LSC units are installed with removable bottom access
panels.
8
FRONT
REAR
Return Air
Primary
Air
Discha
rg
e
Air
TU-LSC-IOM
Min 3'
Min 3'