510
Indoor / 510 Outdoor Service Manual
Ver. 1.00
53
CONFIDENTIAL
12-5. Dipswitch settings
The 510 Indoor shares the computer board with the 510 Outdoor.
There are two banks of dipswitches (upper and lower bank) on the
computer board. The upper bank has certain special functions as
shown on the following table and generally should not need
adjustment. Carefully verify the functions of each dipswitch before
changing any settings.
The functions of the upper bank of dipswitches
No.
Functions
ON position
OFF position
1
Gas type
Propane
Disable
2
Natural gas
Disable
3
Allow adjustments of fan motor speed
(Changing the FM speed is similar to changing the
manifold pressure. See section 12-13)
Enable
Disable
(Default)
4
5
FM+, FM++ and FM+++
(FM speed is increased automatically. See section 12-10)
510 Indoor
No. 4
OFF position
ON position
No. 5
OFF position
0 %
+6 %
ON position
+12 %
+18 %
510 Outdoor
No. 5
OFF position
ON position
No. 6
OFF position
0 %
+4 %
ON position
+8 %
+12 %
6
N/A
N/A
N/A
(Default)
Upper bank of dipswitches
Lower bank of dipswitches
