INDEX
A
Adjusting Heat Anticipator, 9
Adjusting Manifold Pressure, 6
Air Proving Switch, See Pressure Switch
B
Blower Assembly, Conditioned Air, 22
Blower Rotation, 27
Blower Speeds, Changing, 25
Blower Speeds, Selecting, 23
Blower , Exhaust, 17
Burners, 7
C
Capacitors, 22
Checking Approximate Air Flow , 25
Checking Capacitors, 22
Checking External Static Pressure, 24
Checking Flame Current, 22
Checking Grounding, 4
Checking Input (Firing) Rate, 5
Checking Manifold Pressure, 6
Checking Temperature Rise, 8
Combustion Air/V ent Piping, 13--16
Combustion Blower. See Exhaust Blower
Condensate Drain Trap, 17
Control Wiring, 11
D
Diagnostics, 20--21
“DIP” Switch Settings, ST9162A, 18
Drain Trap, Condensate, 17
E
Electrical Supply, 4
Electrical Variation (SV9541Q), 42
Electronic Fan T imer, 20
Exhaust Blower, 19
External Static Pressure, Checking, 28
F
Fan T imer, Electronic, 18
Flame Current, Checking, 22
Flash Codes, 21
G
Gas Valve/Ignition Control, Honeywell SV9541Q, 19
Ground, Electrical, 4
H
Heat Anticipators, 9
Heat Exchanger Removal/Replacement, 38
High Altitude Operation, 7
Honeywell ST9162A Fan Timer , 18
Honeywell SV9540Q Gas Valve/Ignition Control, 19
I
Interlock Switch, 5
Introduction, 1
L
Limit Switches, 11
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