2. System introduction and dimensions
2.1. System introduction
Vertical installations
Horizonal installations
Specifications are subject to change without notice.
PAA-A18, 24, 30, 36, 42AA1/BA1/CA1
7
1. PAA unit cabinet
2. Control box
3. Heat exchanger (hex)
4. Main drain pan
5. Main drain pan primary drain
6. Main drain pan secondary
drain
7. Side drain pan (for horizontal
installation)
8. Side drain pan primary drain
(for horizontal installation)
9. Side drain pan secondary
drain (for horizontal installation)
10. TH1 thermistor
11. ACH065 (Non-Adjustable
Thermostat, NAT)
12. Float switch (installed at
secondary drain)
13. Auxiliary drain pan (not
included with PAA unit)
14. Inlet duct (not included with
PAA unit)
15. Top plate (for horizontal
installation)
NOTE
Items 13 and 14
are for
reference only
and are not
provided by
Mitsubishi
Electric US, Inc.
© 2022 Mitsubishi Electric US, Inc.