Potterton Isis HE Installation, Operation & Maintenance Manual page 7

POTTERTON COMMERCIAL PRODUCTS DIVISION
INSTALLATION, OPERATION & MAINTENANCE MANUAL
ISIS HE
Fig.3 – Boiler Water Connections (6 & 7 Section)
Flow
A = 3"
A = Flow
Fig.4 – Boiler Water Connections (8 – 15 Section)
A/B = 3"
A = 3"
Return
B = 3"
B = Return
Flow = 4"
B = 4"
C = 4"
A/B = Interconnected Flow
C = Return
= 3'' to 4'' Extension Turret
Flow
A/B = 2.5"
A = 3"
A/B = Interconnected Flow
C = Return
Flow = 4"
A = 3"
Return
SECTION 1
B = 3"
C = 3"
Return
A/B = 4"
B = 4"
C = 4"
PAGE 5
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