6021974-UIM-A-1120
66 Johnson Controls Ducted Systems
Figure 27: Simplicity Lite Control Board
Smart Equipment™ Control Board
Navigation Components
The following components are needed to access the control
points in the Smart Equipment™ control. Installation and
operation guides are available from your equipment dealer or
distributor.
1. Local LCD on Unit Control Board.
2. Mobile Access Portal (MAP) Gateway (Portable).
• Source 1 P/N S1-JC-MAP1810-OP
3. MAP Gateway Quick Start Guide P/N 24-10737-16
4. MAP Gateway Instruction P/N 24-10737-8
For more information on the Smart Equipment™ unit control board
navigation, refer to the Smart Equipment™ Quick Start Guide.
NOTE: For more in-depth sequence of operation of the Smart
Equipment™ control, refer to the Smart Equipment™
Controls Sequence of Operation Overview LIT-
12011950.
Table 31: Simplicity Lite Unit Control Board Flash Codes
Flash Code Description
On Steady Control Failure - Replace Control
Heart Beat Normal Operation
1 Flash Not Applicable
2 Flashes Control waiting ASCD
1
3 Flashes HPS1 - Compressor Lock out
5 Flashes LPS1 - Compressor Lock out
7 Flashes FS1 - Compressor Lock out
9 Flashes
Ignition Control Locked Out/
Ignition Control Failure / Limit Switch Trip / No
Jumper Plug in Heat Section
10 Flashes
Compressors Locked Out On Low
Outdoor Air Temperature
1
11 Flashes
Compressors Locked Out Because The
Economizer Is Using Free Cooling
1
13 Flashes Compressor Held Off Due To Low Voltage
1
14 Flashes EEPROM Storage Failure (Control Failure)
OFF No Power or Control Failure
Comm Setup
Button
Last Error
Button
Test Reset
Button
Control Board
LED
1. These flash codes do not represent alarms.
Table 32: Ignition Control Board Flash Codes
Flash Code Description
Heart Beat Normal Operation
1 Flash Not Applicable
2 Flashes Pressure / Centrifugal Switch Open with Inducer On
3 Flashes
Pressure / Centrifugal Switch Closed with Inducer
Off
4 Flashes Not Applicable
5 Flashes Lock Out From Too Many Flame Losses
6 Flashes High Temperature Switch Open (Primary or Aux.)
7 Flashes Rollout Switch Open
8 Flashes Flame Present With Gas Off
9 Flashes Gas Valve Stuck Off or On
10 Flashes Flame Sense Circuit Failure
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