Weil-McLain ULTRA ULTRA-105 Service Manual page 52

Gas-fired water boiler series 1 & 2
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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
13 to 52
Minimum
fan speed
17
DHW
(see page 47)
14 to 58
13 to 52
Ignition
19
fan speed
(see page 48)
14 to 58
Postpump
20
time
0 to 99
CH
0 to 30
Postpump
21
time
DHW
CH
modulation
22
differential
0 to 36
ON
(see page 49)
52
1 & 2
Boiler display
Display position:
1st
2nd
3rd
4th
Initial reading:
P
.
1
7
After 2 to 3 seconds:
Setting
Initial reading:
P
.
1
9
After 2 to 3 seconds:
Setting
SET ONLY at recommended (default) values (Figure 26, page 43)
Initial reading:
P
.
2
0
After 2 to 3 seconds:
Setting
Initial reading:
P
.
2
1
After 2 to 3 seconds:
Setting
Initial reading:
P
.
2
2
After 2 to 3 seconds:
Setting
(continued)
Description
Part number 550-100-029/0810

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