SECTION 3 - HANDLING, STORAGE, AND INSTALLATION
PACE
│
Installation & Assembly Manual
Issue Date: 07/03/2018
28
Form PA102.20-N1
TOOLS REQUIRED TO INSTALL AHU
The following tools, which are not provided by PACE,
are needed to install the AHU. Refer to
for more information.
• Drill with adjustable torque
• No. 3 Phillips bit
• Allen wrench set
• Nut setter or socket set (1/4 in., 5/16 in., 3/8 in.
and 9/16 in.)
• Wire cutters
• Come-a-longs (power pulls)
• Slings
• Pry bar
• Drift pins and awls
• Common hand tools
• Caulking gun
• Shackles
Figure 18 -
Tools Needed to Assemble Shipping
Splits
LD09613
When the AHU is shipped in skids, re-
place the curb gasket with the the caulk
provided by the contractor because
gaskets on curbs can pose a problem
when sliding skids together for the final
connection of each shipping split.
INSTALLING OUTDOOR AHU
Before installing the outdoor AHU, identify the loose
parts, such as the gaskets shown in
through
Do not damage the factory installed pipe
chase, electrical cabinet, hoods, pipe
stubs, door handles or roof overhang
when installing the AHU.
Verify that the actual outside dimen-
sions of the assembled curb top are
less than the inside dimensions of the
bottom of the AHU.
Single Piece Outdoor AHU
Use the following instructions to install a single piece
outdoor AHU.
1. Make sure the curb gasket, which is shipped with
the curb package, is installed before the AHU is
lowered onto the curb.
2. Lift the AHU from the ground onto the curb or sup-
port framework. Do not move the AHU onto a roof
surface.
3. Remove the wood shipping material from the bot-
tom of the AHU.
4. When setting the AHU onto the curb, make sure
the installer positions a sealing gasket between
the AHU and curb to provide a continuous airtight
and watertight connection.
When installing the AHU on a steel
frame or concrete slab, do not install
a seal unless specified.
5. Install the AHU according to the International
Building Code (IBC), NEC, state, and local codes.
