Entering Installer Mode; Hc60Ng Receiver Box Fail-Safe Mode Setup - Honeywell CM900 Installation Manual

4.1 Entering Installer Mode

1
DAY
COPY
DAY
CM9
1..
Move the slider switch to the OFF mode.
Press and hold the button and the two
buttons together.
3
Press the or to
change factory setting.
The display will flash
indicating that a change
has been made.
5
Press button to go
to the next parameter.

4.2 HC60NG Receiver Box Fail-Safe Mode Setup

The failsafe mode defines the receiver box output relay status if the RF communication is lost (e.g. when
the room thermostat stops communicating due to discharged batteries). The factory setting keeps the
relay permanently off when communications is lost. If this factory setting needs to be changed follow the
instructions below:
1. Enter Installer mode as described above.
2. Press the button to enter category 2 parameters.
3. Select the parameter 7:LC by pressing the
4. Select the fail-safe mode by pressing
• 0 - when RF communication is lost the relay will be held in OFF position.
• 1 - when RF communication is lost the relay output will cycle at 20% on 80% off.
5. Press the green button to accept the change.
6. Attach appropriate label to the receiver box to indicate the selected fail-safe mode.
IMPORTANT: To enable the frost protection when RF communication is lost, select the fail-safe mode 1. For
systems with separate frost protection thermostat or where frost protection is not required select fail-safe
mode 0.
Installation Guide
DATE
OFF
PROG
AUTO
MAN
OFF
&
button.
or buttons:
2
The unit will display the first parameter of installer
parameter group category 1 (from Parameter n.1
to n.19) as shown
4
Press the green
button to confirm the
change.
The display will stop
flashing.
6
Press button to go to Installer parameter group
category 2 ( ) (from Parameter n.1 to n.14).
7
To exit the installer mode, move the slider switch to
the AuTO or MAN positions.