IDEAL INSTINCT 40 User Manual page 64

90 0-10V INTERFACE
Is the boiler set to accept a 0-10V Input?
yes yes
Is the boiler set to Winter Mode?
yes yes
Is a voltage of between 2V and 10V being supplied to
(F), with positive and negative connected correctly?
yes yes
Is the wiring from the boiler terminal strip to the main
PCB securely connected and has continuity?
yes yes
Replace main PCB
64
FAULT FINDING
no
no
no
no
Set the boiler to accept a 0-10V input (see
Frame 37)
Set the boiler to Winter Mode (see Frame
36)
Ensure between 2V and 10V is correctly
connected to these terminals from the
external device
Ensure that the wiring is securely
connected and has continuity
(F)
Installation & Servicing