Crown Boiler BSI103 User Manual
Page 15
Advertising
15
14
WRONG - HEADER
BULLHEADED
INTO TAKE-OFF
AND EQUALIZER
WRONG - TAKE-OFF
BULLHEADED INTO
TWO MAINS
WRONG - TAKE-OFF
BETWEEN RISERS
FIGURE 12: COMMON NEAR-BOILER PIPING MISTAKES
FIGURE 11: STEAM BOILER PIPING FOR GRAVITY RETURN
"A"
"B"
"C"
"D"
BSI069
*
2
1 1/2
1 1/4
BSI103
*
2
1 1/2
1 1/4
BSI138
*
2
1 1/2
1 1/4
BSI172
*
2
1 1/2
1 1/4
BSI207
2
3
1 1/2
1 1/4
BSI241
2
3
2
1 1/2
BSI276
2
3
2
1 1/2
BSI310
2
3
2
1 1/2
BSI345
2
3
2
1 1/2
BSI379
2
3
2
1 1/2
MINIMUM PIPE DIA. (IN NPT)
BOILER
MODEL
* SECOND 2" SUPPLY RISER OPTIONAL
BOILER
FRONT
Advertising