SPECIFICATIONS
Dimensions: 20-3/4”W x 24”L x 20-5/8”H
Adjustable feet allow for 22-5/8” total height
Weight: 1750A – 93 lbs.
1770A – 100 lbs.
Capacity: 1750A – 90 pints per day @ 275 CFM
1770A – 135 pints per day @ 500 CFM
AHAM DH-1-2003 80°F, 60%RH conditions
Power: 1750A – 115 VAC, 8 A, 15 A circuit
1770A – 115 VAC, 14 A, 20 A circuit
Unit equipped with 8 ft. grounded power cord
Operating Conditions:
Dehumidification: 50°F–105°F, 40°F dew point minimum
Ambient/Ventilation: 40°F–140°F, 0%–95% RH (non-condensing)
Filter: MERV 8, washable
Compressor Minimum Off Time: 3 minutes
Compressor Minimum On Time: 3 minutes
Airflow:
1750A
External Static Pressure Airflow
0.0 “w.c. 380 CFM
0.4 “w.c. 310 CFM
0.6 “w.c. 250 CFM
1770A
External Static Pressure Airflow
0.0 “w.c. 580 CFM
0.6 “w.c. 530 CFM
0.9 “w.c. 500 CFM
UNPACKING AND CONTENTS
Do not tip unit to remove from carton.
1. Open carton completely by cutting each corner
from top to bottom.
2. Remove all cardboard inner pack.
3. See Figure 1 for opening view and contents.
a. Installation Instructions
b. Owner’s Manual
c. Duct Collars, 2
d. Drain Trap
e. 90° PVC Elbow
f. Backflow Damper
FIGURE 1 – Opening View and Contents
b
c
d
e
f
90-1539
3
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