SIME FORMAT WALL HUNG BOILERS
MODEL 34i AND MODEL 34e
REF: INSTALLATION INSTRUCTIONS 19/02/04
16
3.4 Limit Switches
The boiler is fitted with two limit switches.
(a) Switch located on the heat exchanger, 85º, will turn the boiler OFF,
without lockout. It will reset when the temperature drops by 2ºC.
(b) Switch located on the C.H. flow pipe, behind the control box,
100ºC, will turn the boiler OFF with lockout. A complete manual
restart is necessary.
Fig 11
To reset the overheat thermostat
The appliance is fitted with a safety cut-out
thermostat in the event of overheating this will
interrupt the power supply and prevent the
appliance from functioning.
If this occurs, allow the appliance to cool, reinstate
the thermostat button as shown in figure 11, turn
the rotary switch to “ “ position until both
leds on the facia panel flash; then turn it back to
the previous position. If the cut-out condition is
repeated, turn off the electrical supply and consult
your installer or service engineer.
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