Checkout - Honeywell JADE W7220 Installation Instructions And Operators Manual

OR
• If the call for additional cooling in the space has not
been satisfied then the first stage of mechanical
cooling will be enabled through Y1 Out or Y2 Out.

CHECKOUT

Inspect all wiring connections at the Economizer module's
terminals, and verify compliance with the installation
wiring diagrams.
For checkout, review the Status of each configured
parameter and perform the Checkout tests.
NOTE: See "Interface Overview" on page 18. for
information about menu navigation and use of
the keypad.
WARNING
Electrical Shock Hazard.
Can cause severe injury, death or property
damage.
Disconnect power supply before beginning wiring
or making wiring connections, to prevent electrical
shock or equipment damage.
If any wiring changes are required, first be sure to
remove power from the Economizer module before
starting work. Pay particular attention to verifying
the power connection (24 Vac).
Power Up
After the module is mounted and wired, apply power.
Initial Menu Display
On initial start up, Honeywell displays on the first line and
Economizer W7220 on the second line. After a brief pause,
the revision of the software appears on the first line and
the second line will be blank.
Power Loss (Outage or Brownout)
All setpoints and advanced settings are restored
power loss or interruption.
a
All settings are stored in non-volatile flash memory.
Status
Use the Status menu (see Table 5) to check the parameter
values for the various devices and sensors configured.
NOTE: See "Interface Overview" on page 18. for
information about menu navigation and use of
the keypad.
Checkout Tests
Use the Checkout menu (Table 5) to test the damper
operation and any configured outputs. Only items that are
configured are shown in the Checkout menu.
NOTE: See "Interface Overview" on page 18. for
information about menu navigation and use of the
keypad.
To perform a Checkout test:
1. Scroll to the desired test in the Checkout menu

using the
2. Press the  button to select the item.
3. RUN? appears on the display.
4. Press the  button to start the test.
5. The unit pauses and then displays IN PROGRESS.
6. When all parameters have been tested, press the
button (Menu up) to end the test (e.g. turn off
the relay).
The checkout tests can all be performed at the time of
installation or any time during the operation of the system
as a test that the system is operable.
CAUTION
Equipment damage may result.
Be sure to allow enough time for compressor
startup and shutdown between checkout tests so
that you do not short-cycle the compressors.
31
JADE™ ECONOMIZER MODULE

and buttons.
a
after any
63-2700—11