Sit 650 DELTA, Use And Installation Instructions, Page: 10 / 12

650 DEL
TA USE AND INST
ALLA
TION INSTRUCTIONS
10
WARNING!
The piezoelectric igniter should be replaced by a qualified service technician.
The appliance and the gas valve may be hot: wait until the temperature has dropped before
touching the appliance or the gas valve.
1. Turn the control knob of the gas valve clockwise to the OFF position.
2. Turn off gas supply at the appliance service valve.
3. Remove the female cable connector from the male igniter connector.
4. Remove the old igniter from the gas valve making lever with a flat screwdriver of appropriate
size, as shown in Fig.12 & 13. Discard the old igniter.
5. Position the new igniter, available as spare part SIT code 0073002, into his seat of the gas
valve, as shown in Fig.14. Apply by hand a maximum force of 44 lbf (20 Kgf ) on the button of
the igniter. The applied force makes operating the igniter which will generate one click and one
spark in air. Continuing to apply the force, a second click is made. The second click confirms
full insertion and the mechanical locking of the body of the new igniter into its seat, as shown in
Fig. 15.
Once inserted, do not remove the igniter.
6. Reconnect the female connector of the electric cable to the male igniter connector.
7. Relight pilot burner and operate the system through one complete cycle to ensure all functions
are correct.
PIEZOELECTRIC IGNITER REPLACEMENT
Fig. 13
Fig. 15
Fig. 1
Fig. 14