Parameters, Status And Readings - Lennox HYDRON Series Installation, Operation & Maintenance Manual

PARAMETERS, STATUS AND READINGS

A parameter is an internal program reference containing important values which can be set to allow the user
or installer to ensure proper operation of the unit.
HOW TO PROGRAM PARAMETERS
- To program parameters, press the
and reading values will appear.
- Press the button once, the index display (parameter number) will start to flash. Use the
to select the parameter to be changed.
- When the parameter to be changed has been selected, press the
reading will start to flash. Use the
- To exit the programming mode press the
It is always advisable to disconnect the power supply.
USER ADJUSTABLE PARAMETERS
- Parameter No. 2
Cooling control set point
Set the return water temperature between min. 12°C and max. 16°C
This setting is used in the cooling mode.
- Parameter No. 3
Heating control set point
Set the return water temperature between min. 30°C and max. 43°C
This setting is used in the heat pump mode.
- Parameter No. 92
This is a control code.
- Parameter No. 93
This control code has no effect.
WHAT IS A PARAMETER?
key. The MENU LED will light up to acknowledge and the two index
or buttons to change the reading and press SET again to validate.
button again.
4
or
button again. The respective parameter
buttons