McQuay MicroTech Keypad/Display Door Kit Installation & Maintenance Data

MicroTech®
Keypad/Display Door Kit for ASC-200

General Description

The Keypad/Display Door Kit is an option to the 200 Series Application Specific Controller
(ASC-200). The door kit replaces the original door on the ASC-200 which has no keypad/display.
The Keypad/Display Door Kit comes complete from the factory with a 4-line by 40-character backlit,
liquid crystal display (LCD) with an interactive keypad. The Keypad/Display Door Kit is easily
installed and enables the user to have stand-alone setup and control of the ASC-200 with the aid of
specific software designed for each application. For more information on the ASC-200, refer to
Bulletin No. IM 615, MicroTech 200 Series Application Specific Controller.

Installation

The installation of the Keypad/Display Door Kit consists of removing the original door from the
panel, attaching the new door to the panel, and wiring the keypad/display to the panel.

Removing the Original Door

1.
2.

Attaching the Keypad/Display Door

1.
2.
3.
4.
5.
6.
© 1998 McQuay International
Installation & Maintenance Data
Electrical power hazard. Can cause injury to the user or damage to the panel.
Make sure that the electrical power is OFF before removing or installing the door. This will
prevent injury to the user or any damage to the panel in the event that the door comes in
contact with a power supply voltage.
Remove and save the four hinge screws, star washers, and nuts that attach the door to the panel.
Note: Do not remove the hinge screws that are attached directly to the panel.
Remove the grounding strap assembly from the original door. Note how the grounding strap
assembly was installed.
Align the keypad/display door with the panel hinges.
Insert the hinge screws from the original door into the hinges.
Position a star washer on each hinge screw once it passes through to the back of the door.
Route the grounding strap around the panel base (see Figure 1).
Place the eye-loop on the door's bottom hinge screw.
Position a second star washer on the bottom hinge screw.
WARNING
!
IM 611-1
Group: Controls
Part Number: 579170Y
Date: February 1998