Service manual

SECTION 14: TROUBLESHOOTING
25
14.4 Troubleshooting for Solenoid Valves
14.5 Troubleshooting for Main Fan
Valve faulty.
Replace with one of
correct type.
Fault elsewhere
Fault elsewhere
If problems persist, contact
ROBERTS GORDON
®
at
Tel: [phone]
www.rg-inc.com
Valve Operating
TROUBLESHOOT ENDS.
No
Ye s
Valve faulty.
Replace with one of
correct type.
Does gas pressure at
outlet of valve return to zero or
lower when valve turns off?
No
Yes
Does gas pressure at outlet
of the valve rise when
valve turns on?
No
Ye s
Is gas pressure at inlet of the
valve correct for gas type?
Note pressure found.
No
Ye
s
START
Is 230 V at the valve
terminals at the
appropriate time.
Yes
No
If problems persist, contact
ROBERTS GORDON
®
at
Tel: [phone]
www.rg-inc.com
Fan Operating
TROUBLESHOOT ENDS.
No
Fan motor or capacitor faulty.
Replace with correct type.
Combination fan/limit
thermostat faulty.
Replace with correct type.
Is there 230v between
terminals 1 and N of the
main terminal block?
Does fan run when the white
button of combination fan/limit
thermostat is pushed in?
Use Section 5.3 & 11.3 to
check combination f
an/limit
thermostat settings. Reset or
replace as necessary.
Fault elsewhere.
Check wiring.
Is power supply 230v at
terminals L to N of the
main terminal block?
No
Ye
s
Ye s
START
No
No
Yes
Does fan turn on and
off while burner is firing
continously?
No
Ye
s
Does fan run
automatically?
No
Yes
For your safety and optimum heater performance, use only ROBERTS GORDON
®
replacement parts.
Conduct Commissioning procedure as shown on Page 15, Section 10.
ODELJAK 14: OTKRIVANJE NEPRAVILNOSTI
14.4 Otkrivanje kvarova solenoidnih gasnih ventila
14.4 Otkrivanje nepravilnosti kod glavnog ventilatora
Da li pritisak gasa na ulazu
ventila odgovara tipu gasa?
Greška je na
drugom mestu
Ne
Ne
Ne
Ne
Ne
Da
Da
Da
Da
Da li pritisak gasa na izlazu
ventila raste kada se ventil
odvrne?
Greška u ventilu
Zamenite ga
Greška u ventilu
Zamenite ga
Da li se pritisak gasa na izlazu
ventila povećava kada se ventil
odvrne?
Da li se pritisak gasa na izlazu
ventila se spušta kada se ventil
zavrne?
Greška je na
drugom mestu
Okončano traganje
za nepravilnostima
ventila
Ukoliko i dalje imate problema
kontaktirajte Roberts-Gordon
na tel:
www.rg-inc.com
Ne
Ne
Ne
Ne
Da
Radi Vaše sigurnosti i optimalnog funkcionisanja zagrejača, koristite isključivo Roberts-Gordon rezervne
delove.
Rukovodite se procedurama podešavanja prikazanim na strani 15, Odeljak 11.
Ukoliko i dalje imate problema
kontaktirajte Roberts-Gordon
na tel:
www.rg-inc.com
Da
Ne
Ne
Greška je na
drugom mestu
Okončano traganje
za nepravilnostima
ventila
Da li ventilator
radi automatski?
Da li je napon 230V na
terminalima T
1
do N?
Da li ventilator radi dok je belo
dugme ventilatora/limit
termostata pritisnuto?
Da li je napon 230V između
terminala T
1
i N?
Ventilator/limit termostat
neispravan. Zamenite ga
ispravnim.
Da li se ventilator pali i
gasi dok gorionik konstantno
rad?
Koristite Odeljke 5.3 i 11.3 za
proveru ventilatora/limit
termostata. Resetujte ili zamenite
ako je potrebno.
Neispravan motor ventilatora ili
kondenzator. Zamenite
odgovarajućim.