Ariston FAST R X ONM 14 - Checking the Gas Settings; Checking the Maximum Pressure

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COMMISSIONING
Supply pressure check
1. Closethegasvalve.
2. Loosen screw “a” and insert the pressure gauge
connectionpipeintothepipetap.
3. Openthegasvalve.
4. SwitchtheapplianceONbyopeningaDHWtap.
Thesupplypressureshouldcorrespondtothevalue
establishedinrelationtothetypeofgasforwhichthe
applianceisdesigned.
5. SwitchtheapplianceOFFbyclosingtheDHWtap.
6. Closethegasvalve.
7. Whenthecheckisover,tightenscrew“b”andmake
sureitissecurelyinplace.
8. Openthegasvalveandcheckthetightnessofthe
screw.
WARNING!!
Should the power pressure not
correspond to what indicated on the Gas
Summary Table, DO NOT ACTIVATE THE
DEVICE.
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Checking the gas settings
Checking the maximum pressure
(see the Gas setting table)
1. Closethegasvalve
2. Loosen screw “b” and insert the manometer
connectionpipeintothepipetap.
3. Openthegasvalve
4. Openonehotwatertap.
5. Turntheknob1onMAXposition,(Applianceforced
tomaximumpower).
Turntheknob3turnincentralposition.
6. Checkthemaximumburnerpressure.
a
b
WARNING!!
Should the maximum burner pressure not
correspond to what indicated on the Gas
Summary Table, DO NOT ACTIVATE THE
DEVICE.
The pressure should correspond to the value
establishedinrelationtothetypeofgasforwhichthe
applianceisdesigned.
7. SwitchtheapplianceOFFbyclosingtheDHWtap.
8. Check isover,closethe gas valveand tighten the
screw“b”,makesureitissecurelyinplace
Checkthetightnessofthescrew.