Johnson Controls A-4400 Series User Manual

6 Air Dryers—A-4400 Series Technical Bulletin
Several mounting hole patterns are provided in the base of the A-
4400 (refer to Figure 2) for securing the unit to a platform. These
mounting holes are sized for 1/4-20 self-tapping screws or a No.
12 nut and bolt combination (all field furnished).
Figure 2: DryFlow A-4400 Series Refrigerated Air Dryer
Base Mounting Hole Patterns (Plan View)
Dimensions
in.
mm
On models with an optional factory mounted Air Purification System, the
activated carbon oil vapor removal filter is packaged separately within the
dryer shipping carton and must be installed on the unit in the field as
follows:
1. Referring to Table 2, note the life of the activated carbon oil vapor
removal filter element being installed.
2. Divide the element life noted in Step 1 by the average system scfm or
L/s to obtain the expected life in days.
Base Mounting
Arrangement
Mounting Holes
(Eight Locations)
for 1/4-20
Self-tapping Screws
or a No. 12 Nut and
Bolt Combination
(All Field Furnished)
11/16
17
10-7/8
276
5-1/2
140
13-11/16
348
9-11/32
237
7-1/2
191
Activated
Carbon Filter
Installation

Johnson Controls A-4400 Series Specifications

General

Brand	Johnson Controls
Model	A-4400 Series
Category	Dehumidifier
Language	English