American Dryer Corp. ADG-220 User Manual

NOTE: Component failure due to improper voltage application will  VOID  THE  WARRANTY.

b. Electrical Service for Electric Dryers

ALL electrically heated dryers must be  connected to the electrical supply service shown on the dryer’s
data label, which is affixed to the inside of the control door.  The connecting wires must be  properly
sized to handle the rated current.

NOTE: Component failure due to improper voltage application will  VOID  THE  WARRANTY.

NOTE: 21 kw ovens available on AD-230 model dryers only.

3. Grounding

A ground (earth) connection must be  provided and installed in accordance with state and local codes.  In the
absence of these codes, grounding must conform to applicable requirements of the National Electrical Code
ANSI/NFPA NO. 70-LATEST EDITION, or in Canada, the installation must conform to applicable Canada
Standards: Canadian Electrical Codes Parts 1 & 2 CSA C22.1-1990 or LATEST EDITION.  The ground
connection may be to a proven earth ground at the location service panel.

For added personal safety, when possible, it is suggested that a separate ground wire (sized per local codes)
be connected from the ground connection of the dryer to a grounded cold water pipe.  DO NOT ground to
a gas pipe.  The grounded cold water pipe must have metal to metal connections ALL the way to electrical
ground.  If there are any nonmetallic interruptions, such as, a meter, pump, plastic, rubber, or other insulating
connectors, they must be  jumped with no. 4 copper wire and securely clamped to bare metal at both ends.

IMPORTANT: For personal safety and proper operation, the dryer  must be grounded.

15

208/1-Phase

72

4

15

230/1-Phase

65

4

15

208/3-Phase

42

8

15

230/3-Phase

38

8

21

208/1-Phase

101

2

21

230/1-Phase

91

2

21

208/3-Phase

59

6

21

230/3-Phase

53

6