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S8910U UNIVERSAL HOT SURFACE IGNITION MODULE
NOTE: Robertshaw product information was obtained from the 1993-1994 Robertshaw Uni-Line Catalog (2–064).
Model
Selection
Numbers
S8910U
Specifications
HS780-17NL-104A
HS780-17NL-108A
HS780-17NL-304A
HS780-17NL-308A
HS780-17NR-104A
HS780-17NR-306A
HS780-17NR-308A
HS780-34NL-108A
HS780-34NL-304A
HS780-34NL-306A
HS780-34NL-308A
HS780-34NL-312A
HS780-34NR-104A
HS780-34NR-306A
HS780-34NR-308A
HS780-34NR-312A
HS780-34PL-308A
a
The S8910U and the original control lockout times are different. The S8910U lockout time is within the design tolerance
lockout time of the original control.
b
The lockout time of the S8910U is shorter than the original control. Be sure to observe the appliance operation under a
variety of input conditions to assure reliable operation.
69-0845—2
Table 2. Robertshaw Control to Honeywell S8910U Cross Reference.
S8910U
Remove
Local (L) or
Black
Remote (R)
Tab
Jumper
A
—
B
C
D
A
No
C
No
B
No
D
No
A
Yes
D
Yes
D
Yes
C
No
B
No
D
No
D
No
D
No
A
Yes
D
Yes
D
Yes
D
Yes
D
No
Lockout
Time
Sensing
(sec)
4
Local or
Remote
7
L
4
a
L
8
L
4
a
L
8
R
4
a
R
6
a
R
8
a
L
8
L
4
a
L
6
a
L
8
b
L
12
R
4
a
R
6
a
R
8
b
R
12
a
L
8
4
Ignition
PrePurge
Warmup
Trials
(sec)
1
32
3
1
3
1
0
1
0
3
0
3
0
1
0
3
0
3
0
1
0
3
0
3
0
3
0
3
0
1
0
3
0
3
0
3
0
3
34
Igniter
Between
Trial Purge
(sec)
(sec)
34
NA
96
NA
96
17
NA
17
NA
17
17
17
17
17
NA
17
17
17
17
34
NA
34
34
34
34
34
34
34
34
34
NA
34
34
34
34
34
34
34
34
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