Roberts Gorden HF 30 v4 Installation, Commissioning, Service & User Instructions page 65

CABINET HEATER
9.4 Solenoid Valve Circuit
Is there pressure on the outlet of the
valve when the valve
should be closed ?
Does valve open at the correct time
?
VALVE OPERATING
Is there an electrical supply to the
valve terminals ?
Valve faulty.
Replace with correct type.
Is there an electrical supply to the
valve terminals ?
Valve faulty.
Replace with correct type.
Fault lies elsewhere.
Investigate and correct.
Fault lies elsewhere.
Investigate and correct.