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Section 9: Trouble Shooting (cont.)
9.1 Trouble Shooting Guide (cont.)
Symptom (Fault Message)
During Normal Operation
CM67z display works but heat-
ing does not switch on:
• The HC60NG LEDs are OFF
• The HC60NG green LED is ON
HC60NG red LED is constantly
ON or flashing.
The HR80UK display is blank
or shows bAtt.
The ( ) symbol on the HR80UK
is not displayed.
9.2 Manual adaption
Manual adaption can be used to solve various problems:
•
if automatic adaption does not work.
•
if the entire valve lift is to be utilized.
•
if the radiator hardly gets warm at all.
•
if the radiator does not become cold.
•
if the
symbol is displayed (no adaption possible).
•
if the
symbol is displayed (valve lift too short or motor
cannot be moved).
9.3 Def (default setting) and Full operating modes
In order to change between the two
operating modes, press the 'binding
button' until the respective operating
mode is shown on the display.
Def (default setting) operating mode
The HR 80 operates with the optimum valve lift that is required
for room temperature control.
Full operating mode
If the complete valve lift is to be used or if the valve does
not close completely, you have to set the HR 80 to the full
operating mode.
The battery lifetime is reduced in the full operating
mode.
Possible Cause
No power to HC60NG.
Bad electrical connection to the
boiler or faulty boiler.
RF communication lost due to bad
location of the CM67z room unit.
RF communication fault.
HR80UK batteries exhausted.
RF communication lost due to bad
location of the CM67z room unit.
RF communication fault.
Binding
Button
Remedy
Check the power to the HC60NG is on.
Check the boiler and HC60NG power supply as well as electrical
connection between the boiler and HC60NG.
Hook the room unit back on the wall bracket or return the room unit
on the table stand to the position where communication was reliable.
Call the Honeywell Technical Help-Desk, details on the back page.
NOTE: The boiler can be controlled manually when RF communication
is lost. Press the HC60NG push button to switch the boiler on or off.
When the green LED is on - the boiler is on.
Replace the HR80UK batteries following the guidelines in the
HR80UK user instruction.
Hook the room unit back on the wall bracket or return the room
unit on the table stand to the position where communication was
reliable.
Call the Honeywell Technical Help-Desk, details on the back page.
9.4 Resetting the HR 80 to the factory settings
•
Separate operating unit from the coupling module (Fig.
•
Remove the batteries.
•
Insert the batteries again while keeping the binding
procedure button pressed.
•
Attach the operating unit to the coupling module (Fig.
1
a
Turn the locking knob
coupling module.
2
a
Attach the operating unit to the coupling module and turn the
locking knob
a
and seperate the operating unit and
a
).
1
).
2
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