Bradford White U2TW75T*RN, Руководство по обслуживанию

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U TT W SERVI C E PRO C EDURE
II
Burner Operation Inspection,
Cleaning and R eplacement
P a g e 17
A t p e r iodic in t e r v a l s (no t mo r e t h a n 6 mon t h s ) a vi s u a l in s p e c t ion s hould b e m a d e of t h e m a in bu r n e r fo r p r op e r op e r a t ion
a nd t o in s u r e no d e b r i s i s a ccumul a t ing.
M a in bu r n e r s hould ligh t s moo t hly f r om pilo t a nd bu r n wi t h a blu e fl a m e wi t h a minimum of y e llow t ip s . Af t e r
a pp r oxim a t e ly 5 minu t e s of op e r a t ion t h e bu r n e r s c r ee n will b e com e r a di a n t a nd t h e fl a m e will s of t e n a nd t u r n o r a ng e . If
t h e bu r n e r s c r ee n do e s no t b e com e r a di a n t a f t e r 5 minu t e s of op e r a t ion i t mu st b e cl ea n e d ( s ee bu r n e r cl ea ning p r oc e du r e
b e low).
M a in bu r n e r mu st b e f r ee f r om a ny d e b r i s a ccumul a t ion t h a t m a y a ff e c t bu r n e r op e r a t ion ( s ee bu r n e r cl ea ning p r oc e du r e
b e low).
DA N GER
U nder no circu m s ta nces s hall flammabl e mat eri al s b e used or s t ored in th e v icini ty o f th e wat er h e at er . I f
flammabl e vap ors a re p resen t, a f ire or e xpl osion may resu lt c a usin g p ro p er ty d amag e , p erson al in j ur y or
de ath.
W AR N I N G
Inner d oor an d b urner co m ponents m a y b e HOT when perfor m in g this operation. Take
necessar y precaution to prevent personal injur y .
¼” Hex Drive Manifold
Cover Screws
¼” Hex Drive Manifold
Bracket Screws
Manifold Cover
Ma in B urner Ins p ec t ion , C l e a nin g a nd R e pla ce m en t
B urner C l e a nin g
S t e p 1. R e mov e bu r n e r a nd inn e r doo r a ss e mbly p e r SERVICE PROCED U RE I, st e p s 3 t h r ough 4.
S t e p 2 . R e mov e m a nifold cov e r f r om bu r n e r inn e r doo r by r e moving ( 2 ) ¼” hex drive screws and then sliding
m a nifold cov e r t o t h e r igh t . U s e a st iff b r u s h, comp r e ss e d a i r a nd/o r s hop v a cuum t o r e mov e a ny d e b r i s
build up f r om t h e m a nifold moun t .
S t e p 3. R e mov e m a nifold b r a ck e ts f r om bu r n e r by r e moving (4) ¼” hex drive screws .
R
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