Greenheck FX10 User Manual

®

FX10 Controller

Supplement Manual

This supplement is intended to be used in conjunction with the IG/IGX Installation,Operation and Maintenance Manual
(Document 470656). The FX10 controller is used on multiple furnace staged control units. The function and operation
of the FX10 controller is the same as the FX05 controller which is used on single furnace units, but the user interface is
different. This supplement will cover the navigation of the user interface for the FX10 controller.

Escape

Set Points Page Items

• DTS – Discharge Temperature Setting

• IAS – Inlet Air Temperature Setting

• ROT – Room Override Temperature Setting

High Fire Start Test

Enter

General Navigation

• Use the up and down arrows to navigate to the
desired item

• Press ESC to reach the Main Menu page where most
other pages are found. Press Enter to select an item

• Press ESC to return to the next higher level page

• To change a value:

1. Press Enter to activate the curser

2. Navigate to the item to be changed

3. Press Enter to make the value flash.

4. Change the value using the up and down arrows.

Each time the button is pressed the value will
change by one digit. Holding the button will not
continue to change the value.

5. Press Enter to save the value. The value will stop

flashing and the curser will appear.

6. Press ESC to exit the edit mode. The cursor will

stop flashing.

Home Page Menu

• J06 Stage Control – Program name and revision

• DISCH TEMP – Discharge Temp Display

• OA/MIX TEMP – Outdoor Air or Mixed Air Temp
Display (as applicable)

• DDC TEMP – Temp Setting from External Signal

• RCM TEMP – Temp Setting from Room Command
Module

Main Menu Items

• Set Points Page

• High Fire Start Test

• Alarms Container

FX10 Controller Supplement R1 Feb. 2015 Copyright 2015 © Greenheck Fan Corporation

• Press Escape to navigate to the main menu

• Choose the High Fire Start Test and press Enter

• Press Enter twice to make the word ‘Off’ flash

• Use the arrows to change it to ‘On’

• Press Enter to save the value

• To end the High Fire Start Test, follow the same steps
and change the value back to ‘Off’

WARNING

Once the unit is forced to high fire, it will remain at
high fire until the high fire mode is turned off. Cycling
power will not disable high fire mode.

LED Operation

LED Status Program Status

Power None None

Alarm

Slow blink = Short on - Long off

Fast blink = Long on - Short off

Fast blink Alarm active - check alarms container

OFF No alarm

Slow blink High fire startup test active

1

OFF High fire startup test not active

ON Call for heat signal on

2

OFF Call for heat signal off

ON Pressure switch signal on

3

OFF Pressure switch signal off

4 None None

Slow blink High fire start test active

5

OFF High fire start test not active

ON Room override signal active

6

OFF Room override signal not active

ON 2-10 VDC signal active

7

OFF 2-10 VDC signal not active

ON Room command module signal active

8

OFF Room command module signal not active