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4
33Instructions for the Installer
Values (malfunction) information
Sub-menu Description Minimum Maximum Standard
P75
Complete reset.
• Press
"
" for 5 seconds to carry out a com-
plete reset.
A complete reset returns all settings to
the original works settings.
0 0 0
After a complete reset, all settings in menus P2 and P3 and the existing controls P5
and P6 have to be made again.
Sub-menu Description
P80 0= Open-loop control 1 = Closed-loop control (by analogy with input 1)
P81 0= Open-loop control 1 = Closed-loop control (by analogy with input 2)
P82
Min. setting by analogy with input 1
P83
Max. setting by analogy with input 1
P84
Min. setting by analogy with input 2
P85
Max. setting by analogy with input 2
Max
Min
0 V 10
After a complete reset, the MTD-ERV 350 prompts you to enter “nL / HL” (see P56)
and “Li / Re” (see P57) again.
If the MTD-ERV 350 is equipped with a preheater, this must be logged in again in
menu P51, as it is set to "Logged out" as standard after a complete reset.
P76 Self-test of the MTD-ERV 350. 0
1 0
Explanation
TheMTD-ERV 350switchestothehighestlevelimmediatelyafteractivationoftheself-test.Inaddi-
tion,thebypassvalveopensandclosesimmediatelyafteractivationoftheself-test.Ifthisself-testis
completed without malfunctions, the valve of the preheater (if installed) then opens and closes.
Menu P8 Open-loop and closed-loop control
Selection between open-loop and closed-loop control