Roberts Gorden Dualair DA260G Series, Инструкция по установке, наладке, обслуживанию и эксплуатации

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Page 53
To measure flame current, connect
a 0 - 50 µA DC meter in series with
The flame probe by using the flame
probe jack plug.
If the meter reads Negative values
then reverse the test leads.
M a xim um fla m e c urre nt M inim um fla m e c urre nt
with no fla m e with pilot only
0 to 0.5 µA D.C. 1.0 µA D.C.
Typic a l fla m e c urre nt
3.0 to 5.0 µA with m a in
B urne r ON
Conne c t a D.C. a m m e te r in
se rie s with the fla m e probe
using the ja c k plug provide d
Turn on a ll c ontrols a nd
e nsure tha t the re is a supply
to the burne r
Gre e n light ON
YES
I s the re a c urre nt flowing in Re pa ir or re pla c e
the fla m e probe c irc uit I nspe c t a nd te st the fla m e probe a s ne c e ssa ry
with no fla m e pre se nt a nd wiring for da m a ge d
insula tion a nd short c irc uits
to e a rth
NO
YES
Doe s "loc kout" oc c ur whe n Che c k a de qua te ga s pre ssure Control box fa ulty
the re is a fla m e pre se nt ? . Re pla c e fla m e probe a nd e nsure Re pla c e with c orre c t type
tha t it is fitte d c orre c tly.
Che c k fro c orre c t e a rthing of
he a te r
Che c k tha t live a nd ne utra l
NO pola rity a re c orre c t
B urne r Ope ra ting
8.3 Flame Supervision System