Weil-McLain ULTRA ULTRA-105 Service Manual page 54

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GAS FIRED WATER BOILER SERIES
See Figure 25, page 42 for procedure to access Parameter settings.
Parameter reference table
Para. Name Range
0 to 30
Blocking time
29
DHW
0 to 30
Blocking
30
time
DHW to CH
T1–T2
difference
31
for 9 to 72
modulating
back
-1
RMCI
32
address
0 to 7
(address)
Tplus
(Setvalue
33
0 to 54
addition
for DHW)
54
1 & 2
Boiler display
Display position:
1st 2nd 3rd 4th
Initial reading:
P . 2 9
After 2 to 3 seconds:
Setting
Initial reading:
P . 3 0
After 2 to 3 seconds:
Setting
Initial reading:
P . 3 1
After 2 to 3 seconds:
Setting
Initial reading:
P . 3 2
DO NOT CHANGE
After 2 to 3 seconds:
Setting
Initial reading:
P . 3 3
After 2 to 3 seconds:
Setting
—
(continued)
Description
Part number 550-100-029/0810