Carrier 50HCQ12, Руководство по установке

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Fig. 11 — Location of Notches
Fig. 12 — Horizontal Duct Panels In Place
Step 8 — Install Outside Air Hood
ECONOMIZER HOOD REMOVAL AND SETUP
(FACTORY OPTION)
The hood is shipped in knock-down form and located in the return
air compartment. It is attached to the economizer using two plastic
tie-wraps.
1. To gain access to the hood, remove the filter access panel.
(See Fig. 13.)
2. Locate and cut the (2) plastic tie-wraps, being careful not
to damage any wiring. (See Fig. 14.)
3. Carefully lift the hood assembly through the filter access
opening and assemble per the steps outlined in Econo -
mizer and Two-Position Hood Assembly on page 13.
Fig. 13 — Typical Access Panel Locations
Fig. 14 — Economizer Wiring
TWO-POSITION DAMPER HOOD REMOVAL AND
SETUP (FACTORY OPTION)
The hood is shipped in knock-down form and assembled to a met
-
al 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.
1. To gain access to the hood, remove the filter access panel.
(See Fig. 13.)
2. 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. Locate and cut the (2) plastic tie-wraps securing
the assembly to the damper. (See Fig. 15.) Be careful not
to damage any wiring or cut tie-wraps securing any
wiring.
3. 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 Assembly on
page 13.
4. If removed, reattach the panel under the damper.
BASEPAN
NOTCHES
NOTCHES
SCREWS
DUCT COVERS
SHEET METAL
FACE UP
BASEPAN
FILTER ACCESS PANEL
INDOOR COIL ACCESS PANEL
ECONOMIZER
CUT PLASTIC TIES
(2) PLACES
REMOVE
HOOD PARTS