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High limit safety cut-out test
The maximum boiler water temperature limit TK-max. is disabled
by holding down the reset button when the control unit is switched
ON. The boiler heats to the selected temperature of the high limit
safety cut-out and locks out. This enables you to check the perfect
function of the high limit safety cut-out.
Reset
Observe the following steps to implement a reset:
- The ON / OFF switch must be set to
O
(OFF).
- Press and hold down the reset button whilst setting the operating
mode switch to
I
(ON).
- Keep holding down the reset button for at least 2 seconds after
the system has started.
All parameters (individual settings) are returned to their factory
settings by a reset.
These test functions enable you to check the following control
unit outputs.
rEL1
Heating circuit pump
ON
rEL2
Cylinder primary pump
ON
rEL3
Output A1
ON
rEL4
Reset relay
ON
rEL5
Burner
ON
rEL6
N / A
rEL7
N / A
rEL8
N / A
TEST functions
HG50
rEL
Contractor level parameters
Summary of Contents for R1
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