Williamson-Thermoflo FreeStyle 2 Series Manual page 102

FreeStyle
Series 2 wall mount gas-fired water boiler — Boiler Manual
37 Troubleshooting
Figure 130
P10
Boiler water pressure switch status
P11
Actual PWM modulating Pump (%)
P12
Actual Step of Triac mod. mode (Num)
F13
$FWXDO )ODPH &XUUHQW X$ 
reset
"Hi" as History mode
Selecting "Hi" the display starts with showing "H01
the parameters; between "H01" and "H08
is possible to see the past error codes (not flashing).
Figure 131
H01
History buffer 1 (the latest)
H02
History buffer 2
H03
History buffer 3
--------
H08
History buffer 08
102
(continued)
®
FreeStyle
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2SHQ
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0LQ  0D[ 
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0LQ  0D[ 
blinking
between 00 and 255
®
FreeStyle
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blinking
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 &ORVHG 
blinking
reset
" push
Part number 550-142-950/0919