Aprilaire 1750A Specifications, Operating Conditions, Compressor Minimum Off Time 3 minutes

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:

Compressor: 50°F–100°F, 40°F dew point minimum

Ambient/Inlet Air: 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..	385 CFM
0..4 “w..c..	340 CFM
0..6 “w..c..	275 CFM
1770A
External Static Pressure	Airflow
0..0 “w..c..	535 CFM
0..7 “w..c..	515 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	a
	c
f		d
	e
			90-1539

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