2
GENERAL
The 40WAD concealed duct indoor fan coil unit offers sim-
ple operation and long service with proper installation, opera-
tion, and regular maintenance.
The equipment is initially protected under the manufactur-
er’s standard warranty; however, the warranty is provided un-
der the condition that the steps outlined in this manual for ini-
tial inspection, proper installation, regular periodic mainte-
nance, and everyday operation of the unit be followed in detail.
This manual should be fully reviewed in advance before initial
installation, start-up and any maintenance. Contact your local
sales representative or the factory with any questions BEFORE
proceeding.
See Fig. 1 for model number nomenclature. Table 1 lists
physical data for each unit size. Figure 2 shows unit dimen-
sions. See Fig. 3 for fan performance curves.
CAUTION
DO NOT re-use compressor oil or any oil that has been
exposed to the atmosphere. Dispose of oil per local codes
and regulations. DO NOT leave refrigerant system open to
air any longer than the actual time required to service the
equipment. Seal circuits being serviced and charge with
dry nitrogen to prevent oil contamination when timely
repairs cannot be completed. Failure to follow these proce-
dures may result in damage to equipment. For information
about replacement oil type and viscosity, see the Single-
Phase VRF Outdoor Unit installation instructions.
Fig. 1 — Model Number Nomenclature
LEGEND
VRF
— Variable Refrigerant Flow
40
WA
D 007 ---
3
40 — Indoor Unit
Product Type
WA — Single-Phase VRF
Volta
g
e (V-Ph-Hz)
3
— 208/230-1-60
Model Type
D — Concealed Ducted
Blank
Equipment Type
Capacity (Btuh)
009 — 9,000
012 — 12,000
015 — 15,000
01
8
— 18,000
a40-1846
024 — 24,000
007 — 7,000
A40-1913
