Operating Instructions
/=EGN=L@=>JGFL<GGJ&>QGMKE=DD?9KSTOP#GDDGO
DAKL=<K9>=LQAFKLJM;LAGFK&>QGM<GFGLKE=DD?9K>GD
DGOL@=F=PLKL=HK
1MJFGF9DD=D=;LJA;HGO=JLG9HHDA9F;=
<BMKL L@= L=EH=J9LMJ= K=LHGAFL G> L@= 5#QJ= 9K
<=KAJ=<1@=>9;LGJQ<=>9MDLK=LLAF?AKS#>GJ%
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F=;=KK9JQ>GDDGO[<BMKLAF?1@=5#QJ=0=LHGAFL\AF
L@AKK=;LAGF
,F L@= AFALA9D KL9JLMH G> MFALK OAL@ ?9K HJ=KKMJ=
KOAL;@=K L@= ;GFLJGD MK=J AFL=J>9;= OADD <AKHD9Q
GAS PRESS 1@AK AK 9 DGO ?9K HJ=KKMJ= KOAL;@
DG;CGML >JGE L@= >9;LGJQAFKL9DD=< DGO ?9K HJ=K
KMJ= KOAL;@ 6GM OADD 9DKG K== 9 Q=DDGO )"!
ADDMEAF9L=< MF<=J L@= ;GN=J G> L@= DGO ?9K HJ=K
KMJ=KOAL;@,F;=L@=?9KAKLMJF=<GFJ=K=LL@=
?9KHJ=KKMJ=KOAL;@:Q#&/*)6HJ=KKAF?GFLGHG>
L@= HD9KLA; ;GN=J GN=J L@= J=< J=K=L :MLLGF 1@=
Q=DDGO)"! OADD ?GGML9>L=J L@= KOAL;@@9K :==F
J=K=L -J=KK 9F< J=D=9K= L@= RESET C=Q GF L@=
;GFLJGDH9F=DLG:=?AFFGJE9DGH=J9LAGF
1@= MFAL J=IMAJ=K ;DGKMJ= 9;JGKK L@= =F9:D=<AK
9:D=LGGH=J9L=
&> L@= 9HHDA9F;= >9ADK LG KL9JL J=>=J LG L@=
1JGM:D=K@GGLAF?K=;LAGFAFL@=:9;CG>L@AKE9FM
9D
Fig. 36: Condensate Float Switch
Condensate Float Switch
1@=@=9L=JAK=IMAHH=<OAL@9;GF<=FK9L=>DG9LKOAL;@
LGHJ=N=FLGH=J9LAGFO@=FL@=;GF<=FK9L=O9L=JD=N=D
AKLGG@A?@1@=@=9L=JK@MLLAF?<GOF>JGEL@=;GF<=F
K9L= >DG9L KOAL;@ AK AF<A;9LAN= G> 9 :DG;C=< <J9AF GJ
HJG:D=E OAL@ L@= ;GF<=FK9L= E9F9?=E=FL KQKL=E
1@=;GF<=FK9L=>DG9LKOAL;@AKDG;9L=<AFKA<=9LL@=D=>L
J=9JG> L@=@=9L=J 9F<;9F :=9;;=KK=<L@JGM?@ L@=
:9;CH9F=D
Fig. 34: High/Low Gas Pressure Switch
Blocked Vent Switch
1@=@=9L=JAK=IMAHH=<OAL@ 9:DG;C=<N=FLHJ=KKMJ=
KOAL;@ LG HJ=N=FL L@= GH=J9LAGF G> L@= :GAD=J O@=F 9
KA?FA>A;9FL 9EGMFL G> 9AJ >DGO AK :DG;C=< 9L L@= N=FL
1@=KOAL;@AKDG;9L=<9LL@=D=>LJ=9JG>L@=MFAL
Fig. 35: Blocked Vent Switch