7.3.3 Hi/Low gas pressure switch error
High/Low Gas Press Error
Issue Diagnosis Fix
Error – High/Low Gas Press Inlet gas pressure has risen
above 15" w.c. or has fallen below
3.5" w.c.
Measure the inlet gas pressure.
Reset the switch.
7.3.4 Hi Limit cut-off temperature error
Hi Limit cutoff temperature Error
Issue Diagnosis Fix
Error – Water High-Limit
Exceeded
Water temperature exceeds hi-limit. Boiler is in hard
lockout mode.
See Water
Temperature
function:
reset and
test on page
84.
7.3.5 Low Water Cut-off error
Low Water Cutoff Error
Issue Diagnosis Fix
Error - Low Water Cutoff The Safety and Ignition module
has detected a low water
condition.
See Low water cutoff function:
reset and test à la page 83.
7.3.3 Hi/Low gas pressure switch error