36
MULFUNCTIONS AND ADJUSTMENTS
Should the boiler shut down it must be reset by rotating functions selector switch to position
A
.
B
: see TEST functions at “Gas pressure adjustments with Honeywell VK 4105 valve”
B
A
Constant light:
Ignition shutdown
Fast fl ashing light:
TST shutdown
G30/G30
LPG
G20
Natural Gas
(post.circ. off)
heating
post.circ.
on
2,5 min.
Heating timer off
heating timer on
2,5 min.
JP5
JP4
JP3
JP1
Resistor jumper cut, floor heating temp. set to 30/40°C.
Resistor jumper uncut, temperature 35/80°C
Legend:
Off
On
JP6
Present: bi-thermal function
Absent (cut): mono-thermal function
cards only:
4.56035.0
4.56040.0
RLA
R max.
Increase
Increase
Slow ignition adjustment
Max. heating power adjustment
Constant light: No water
Fast fl ashing light: Sensor fault
Slowly fl ashing light:
Air pressure switch (MS)
