Williamson-Thermoflo FreeStyle 2 Series Manual page 83

FreeStyle
Series 2 wall mount gas-fired water boiler — Boiler Manual
33 6WDUWXS ² ¿QDO FKHFNV
At Minimum Rate:
1.
to stabilize.
2.
Torx (T-40 male driver) until the CO
Figure 110), confirm that the CO/CO
ratio is within limits (clockwise to increase gas).
Figure 109 Offset
cause the adjustment to reverse behavior.
Figure 110 Minimum rate combustion values –
measured values must be within the ranges
given below
Boiler Model CO/(PPM)
FS-80 20
FS-120 20
FS-155
7
Part number 550-142-950/0919
(continued)
Figure 109
-
2
2
Offset Regulating screw
Test at MIN. Power 00%
Turn clockwise (open gas)
IRU ³0$; JDV ÀRZ´
Turn counter-clockwise
(close gas)
IRU ³0,1 JDV ÀRZ´
Rough start point
For LP Start up ONLY
LOW FIRE
turn
Counter-Clock wise
 ó turn.
Final Combustion values
MUST BE checked with
B
Combustion Range
CO NG % CO LP %
2 2
Re-check the Maximum and Minimum
Rate
3.
the minimum rate output ensuring the CO
remained unchanged and confirm that the CO/CO
is within limits.
4. In the event that the CO
CO/CO ratio cannot be obtained please contact your
2
Williamson-Thermoflo representative.
5. Should you require any assistance during the set up pro-
cedure contact your Williamson-Thermoflo representative
provided in this manual.
❏
1.
2.
3.
shut down the boiler.
a.
over-tightening).
b.
components where the leak appeared. Use the proce-
c. When disassembling components, inspect gaskets to see
d.
provided in this manual.
❏
1.
2.
3. Turn on the boiler. It will start to ignite and a "d3" code will
d3"
go into a Lockout condition and a "A01" code will show in
the display. It means that the boiler tried to ignite without
success (code "d3"
Lockout mode(code "A01"). This means that the ignition
4. Open the manual gas valve located on the gas line to resume
5. Hit the " " button once to Clear the Lockout code "A01".
setting level has
2
2
setting level with an acceptable
2
ratio
83