Make Electrical Connections - Whirlpool WMAHM Installation Instructions Manual

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Typical filter sizes are shown; however, any combination of
filters whose area equals or exceeds the minimum area
shown is satisfactory.
Minimum Filter Requirements Chart
Sq. In. (cm
Nominal Tons
and Nominal Size—In. (cm)
Air Conditioning
Disposable
and Nominal
Filters
Airflow
Up to 2 Tons
432 (2,787)
800 to 900 CFM
20 x 25
(50.8 x 63.5)
2¹⁄₂ Tons
480 (3,097)
900 to 1,000 CFM
20 x 30
(50.8 x 76.2)
3 Tons
576 (3,716)
1,100 to 1,300 CFM
*14 x 25
(35.6 x 63.5)
3¹⁄₂ Tons
672 (4,335)
1,300 to 1,500 CFM
*16 x 25
(40.6 x 63.5)
4 Tons
768 (4,955)
1,500 to 1,700 CFM
*20 x 25
(50.8 x 63.5)
5 Tons
960 (6,194)
1,900 to 2,100 CFM
*20 x 30
(50.8 x 76.2)
*2 disposable filters required for these units
If a central return air filter-grille is used, the air handler does not
require a filter.

Make Electrical Connections

208/240 Volt Installations
WARNING
HIGH VOLTAGE!
Goodman 6
Disconnect ALL power before servicing.
Multiple power sources may be present.
Failure to do so may cause property damage,
personal injury or death.
WARNING
Goodman 22
To avoid the risk of fire or equipment damage, use
copper conductors.
2
) Surface Area
Minimum
Return Air
Free
Cleanable
Area—sq.
Filters
in. (cm
2
)
260 (1,677)
260 (1,677)
15 x 20
(38.1 x 50.8)
288 (1,858)
288 (1,858)
14 x 25
(35.6 x 63.5)
346 (2,232)
346 (2,232)
16 x 25
(40.6 x 63.5)
404 (2,606)
404 (2,606)
20 x 25
(50.8 x 63.5)
461 (2,974)
461 (2,974)
20 x 25
(50.8 x 63.5)
576 (3,716)
576 (3,716)
24 x 25
(61 x 63.5)
WARNING
Goodman 40
To avoid the risk of personal injury, wiring to the unit must
be properly polarized and grounded.
WARNING
Goodman 41
All wiring must comply with applicable local and national
codes. Type and location of fused disconnect switch(es)
must comply with all applicable codes and provide over-
current protection as shown on the nameplate.
1. Disconnect all power supplies.
2. Remove the blower access panel.
3. Route the field supply wires to the air handler electrical
connection box.
4. Using UL-listed wire connectors, connect the field supply
wires to the air handler (black to black and yellow to yellow).
5. Connect ground wire to terminal marked "GND."
6. Replace the blower access panel.
208 Volt Conversion
WARNING
HIGH VOLTAGE!
Goodman 6
Disconnect ALL power before servicing.
Multiple power sources may be present.
Failure to do so may cause property damage,
personal injury or death.
1. Disconnect all power supplies.
2. Remove the blower access panel.
3. Move the 2 connected black transformer leads from the
240 Volt terminal on the transformer to the 208 Volt terminal
on the transformer. See the appropriate wiring diagram for
your model.
7

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