iv
9 WATER 32
A Qualities of Water to Use 32
B Water Level Maintenance 32
C Removal/Replacement of System Water 32
D Water Additives 33
E Water Treatment Additives and Safety Specifications 34
F Freeze Protection 35
G Adding Freeze Protection Products 36
10 BLADDER ASSEMBLY 37
A Bladder 37
B Removal and Replacement of the Bladder 38
C Bladder Gate Valve and Bladder Hose 38
D Water Level Switch 39
11 WATER JACKET 40
A Water Jacket 40
B Supply Line and Return Line Connectors 40
C Relief Vent Pipe and Pop-off Ball 40
12 FIREBOX AND OTHER COMPONENTS 41
A Firebox 41
B Firebox Door 42
C Firebox Door Hoses and Elbows 44
D Firebox Door Handle 45
E Firebox Door Hinge 45
F Firebox Door Latch 46
G Firebox Door Holder 46
H Firebox Door Gasket 46
I Firebox Door Frame 47
J Firebox / Base Connector Clamps 48
K Fire-brick 48
L Standard Grates 48
M Sand 49
i. Types of sand to use 49
ii. Installation 49
13 AIR SUPPLY 50
A Combustion Air Blower and Flipper Assembly 50
i. Operation of the Combustion Air Blower and Flipper Assembly 50
ii. Steps to Maintain your Blower / Flipper Assembly 51
B Air Box(s) 52
C Automatic Fan Switch (A.F.S.) 53
14 CHIMNEY AND TOP FLUE 54
A Chimney 54
B Chimney Extension(s) 54