50
8 Troubleshooting
Instructions for installation and servicing ecoMAX
50
8.2 Test programs
The use of different test programs permits the activati-
on of a range of special unit functions. Please refer to
Table 8.4 (below) for detailed information.
• Test programs P.1 to P.6 are activated by operating the
Power ON switch and pressing the ”+” button at the
same time (and keeping it pressed for five seconds).
”P.1” will now appear on the display
• Press the ”+” button to increase the test number
• Now press the ”i” button to start up the unit and
activate the test program
• Test programs can be aborted by pressing the ”i” and
”+” buttons at the same time. Test programs are also
cancelled if no button is operated for 15 minutes.
Display
Meaning
P.1
Test program used when the unit runs at
full load after successful ignition
P.2
Test program used when the unit runs with
minimum gas consumption after successful
ignition
P.3
not applicable
P.4
not applicable
P.5
Program for STB (safety temperature
limiter) testing; the device heats up,
bypassing the regulator shutdown
procedure, until it reaches the STB
shutdown temperature of 97 °C
P.6
not applicable
Table 8.4 Test programs
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