Aqua-Hot 375D, Installation Manual

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© 2008 Aqua-Hot ® 375-D Hydronic Heating System Installation Manual Rev. A
section 2: aqua-Hot Installation
Installing the Mounting Tray and the Aqua-Hot:
The Aqua-Hot must be installed in a compartment that is
completely closed-off from living quarters and accessible
only from the outdoors.
1. Reference the following illustrations for mounting
information:
• Overall Aqua-Hot dimensions - Figure 7
• Mounting tray information - Figure 5
• I.D. Label noting the “Open Access”
clearance requirement for the front of the heater
- Figure 2
• Service access clearances - Figure 6
2. Cut out the required mounting tray opening. Reference
Figure 5.
3. Install the mounting tray flange into the cut-out open -
ing. Reference Figure 5.
NOTE: Be sure to complete the following when installing the
Aqua-Hot:
Inspect the area beneath the mounting location to •
insure that no structural members will interfere with
the cut-out for the mounting tray.
Verify that an adequate support system has been •
provided for the Aqua-Hot.
Secure the mounting tray into place prior to install- •
ing the Aqua-Hot.
Remove the access cover fastener from the Aqua- •
Hot prior to installation of the Aqua-Hot into the
mounting tray.
Mount the Aqua-Hot securely into the mounting tray •
to ensure that the unit does not move or shift under
normal operating conditions.
4. Insert a #10 machine screw into each of the embossed
holes in the mounting tray (total of six required) and
tighten to secure the mounting tray to the motorhome.
5. Place the Aqua-Hot into the mounting tray. Reference
Figure 8.
NOTE: Remove the bolt securing the front of the access cover
to the mounting tray; this bolt will need to be re-in-
stalled once the total installation procedure is complete.
Remove the access cover.
0 in.
0 in.
0 in.
Open Access
Motorhome Bay
6 in. Minimum
Access Cover
Figure 6