Burnham V7 SERIES User Manual
Page 8
8
Figure 4: Boiler Tapping Locations and Usage (Knockdown Boilers Only)
P U R P O S E O F TA P P IN G S
Ta p p in g
L o ca tio n
S ize
S te a m B o ile r
W a te r B o ile r
N o n -H e a te r
w /H e a te r
N o n -H e a te r
F ro n t H e a te r
R e ar H e a te r
A
¾ "
PA 4 04A P r e s su retro l (P r obe LW C O )
P lugg ed (F lo at LW C O )
L 81 48A
O p era tin g C on tr ol
L81 24 C
O p era tin g C on tr ol
F lu s h Plu g
B
¼ "
P re ss ure / Va cu um G au g e
Tem p era tu re/ P re ss ur e G aug e
C
¾ "
P ro be LW C O Std.
P lugg ed (F lo at LW CO )
F lu s h Plu g
C- C
¾ "
F lu s h Plu g
F lu s h Plu g
F lu s h Plu g
D
½ "
W ater G au ge G las s (P r obe LW CO )
W ater G aug e G la ss , P re ss ur etrol, a nd LW C O (F lo at )
F lu s h Plu g
F
¾ "
-- -- -
L4 0 06 A O p era tin g
C on tr ol
-- -- -
Dis re gar d
L81 24 C
O p era tin g C on tr ol
G
1½ "
B us he d to ¾ " for Dr ainc oc k (O pt iona l Re tu rn )
R etur n
H
1½ "
R etur n
B us he d to ¾ " for Dr ainc oc k (O pt iona l Re tu rn )
J
1½ "
S u rfac e B low of f - Plu g ge d
F lu s h Plu g
K
2"
F r on t Su pply ( 3 th ru 9 Se ction )
F r on t Su pply ( 3 th ru 9 Se ction )
L
2"
P lug ged , O pt io n al S e co nd Su pply ( 3 th ru 5 Se ction )
R e q uire d S e co nd Su pply ( 6 th ru 9 Se ction )
Plu gge d ( 3 th ru 9 Se ction )
M
¾ "
S afety Valv e
Re lie f Valv e
P
¾ "
Au xilia ry Tapp ing - Plu gge d
A ux . Ta pp in g -
Plu gge d
Dis re gar d
A ux . Ta pp in g -
Plu gge d
R
¾ "
Au xilia ry Tapp ing - Plu gge d
Au xilia ry Tapp ing - Plu gge d