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Building Technologies  Basic documentation LMV37.4...  CC1P7546en 
HVAC Products  21 Operating the AZL2… unit  01.12.2009 
21.6.2 Restore 
 
 
 
Parameter 
000: blinks. 
 
Display: Parameter 
000: blinks, Int does not. 
 
 
reset
 
 
 
Only 
OEM 
level 
 
Press 
reset
 to go to parameter group 041. 
 
Display: Parameter 
041: blinks, ._._ does not. 
 
 
 
Press 
 to select parameter 050 
 
Display: Parameter 
050. blinks, index 00: and value 0 do 
not. 
 
 
reset
 
 
 
 
7548z358/1009
 
Press 
reset
 to go to parameter bAC_UP 
 
Display: Parameter 
bAC_UP 
 
 
7548z359/1009
 
Press 
 to select parameter rEStorE 
 
Display: Parameter 
rEStorE 
 
 
reset
 
 
 
 
 
Press 
reset
 to select the restore process. 
 
Display: Value 
0 
 
Press   to shift the value in change mode by one posi-
tion to the left. 
 
Display: Value 
1 blinks. 
 
 
 
Note 
To detect potential display errors, the value is displayed 
one position shifted to the left.