10
Step 7 — Convert to Horizontal and Connect
Unit is shipped in the vertical duct configuration. Unit without
factory-installed economizer or return air smoke detector option
may be field-converted to horizontal ducted configuration using
accessory CRDUCTCV002A00. To convert to horizontal config
-
uration, remove screws from side duct opening covers and remove
covers.
Discard the supply duct cover. Install accessory
CRDUCTCV002A00 to cover the vertical supply duct opening.
Use the return duct cover removed from the end panel to cover the
vertical return duct opening.
ALL UNITS
Field-supplied flanges should be attached to horizontal duct open
-
ings and all ductwork should be secured to the flanges. Insulate
and weatherproof all external ductwork, joints, and roof or build
-
ing openings with counter flashing and mastic in accordance with
applicable codes.
Do not cover or obscure visibility to the unit’s informative data
plate when insulating horizontal ductwork.
Step 8 — Install Outside Air Hood
ECONOMIZER HOOD REMOVAL (FACTORY OPTION)
1. The hood is shipped in knock-down form and located in
the return air compartment. It is attached to the econo
-
mizer using two plastic tie-wraps.
2. To gain access to the hood, remove the filter access panel
(see Fig. 9).
3. Locate and cut the (2) plastic tie-wraps being careful (see
Fig. 10). Be careful to not damage any wiring or cut tie-
wraps securing any wiring.
4. Carefully lift the hood assembly (with metal tray) through
the filter access opening and assemble per the steps out
-
lined in
Economizer and Two-Position Hood Setup,
on
page 11.
Fig. 9 — Typical Access Panel Locations
Fig. 10 — Economizer Hood Package Location
TWO-POSITION DAMPER HOOD REMOVAL
(FACTORY OPTION)
1. The hood is shipped in knock-down form and assembled
to a metal support tray using plastic stretch wrap. Located
in the return air compartment, the assembly’s metal tray is
attached to the basepan and also attached to the damper
using two plastic tie-wraps.
2. To gain access to the hood, remove the filter access panel.
See Fig. 9.
3. Locate the (2) screws holding the metal tray to the basepan
and remove. In order to remove the screws, it may be nec
-
essary to remove the panel underneath the two-position
damper. Remove the two screws. Locate and cut the (2)
plastic tie-wraps securing the assembly to the damper.
(See Fig. 11.) Be careful to not damage any wiring or cut
tie-wraps securing any wiring.
4. Carefully lift the hood assembly (with metal tray) through
the filter access opening and assemble per the steps out
-
lined in
Economizer and Two-Position Damper Hood
Setup,
on page 11.
5. If removed, reattach the panel under the damper.
Fig. 11 — Two Position Damper Hood Package
Location
FILTER ACCESS PANEL
INDOOR COIL ACCESS PANEL
ECONOMIZER
CUT PLASTIC TIES
(2) PLACES
REMOVE
HOOD PARTS
HOOD PARTS
PLASTIC TIE WRAP
QTY (2)
SCREWS FOR
METAL TRAY
QTY (2)
Summary of Contents for WeatherMaker 50FC-16 Series
Page 4: ...4 Fig 2 50FC 16 Unit Dimensional Drawing ...
Page 5: ...5 Fig 2 50FC 16 Unit Dimensional Drawing cont ...
Page 8: ...8 Fig 5 50FC 16 Roof Curb Details ...
Page 21: ...21 Fig 42 Typical Control Wiring Diagram Electro Mechanical with W7220 Controller ...
Page 22: ...22 Fig 43 Typical Control Wiring Diagram SystemVu Controller ...
Page 23: ...23 Fig 44 Typical Power Wiring Diagram 208 230 460 3 60 Unit Shown ...
Page 24: ...24 Fig 45 Typical Power Wiring Diagram 575 3 60 Unit Shown ...
Page 41: ......