I. COMPONENT IDENTIFICATION
BLOWER COMPARTMENT BURNER COMPARTMENT
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28 | 27 | 25 |
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BURNER COMPARTMENT BLOWER COMPARTMENT
| Upflow/Horizontal |
| Counterflow/Horizontal |
1 | 22 | Drain Trap | |
2 | Gas Line Entrance (Alternate) | 23 | Blower Door Interlock Switch |
3 | Pressure Switch(es) | 24 | Inductor (Not All Models) |
4 | Gas Manifold | 25 | |
5 | Combustion Air Intake Connection |
| (with fuse and diagnostic LED) |
6 | Hot Surface Igniter | 26 | 24 Volt Thermostat Connections |
7 | Rollout Limit | 27 | Transformer (40 VA) |
8 | Burners | 28 | ECM Variable Speed Circulator Blower |
9 | Flame Sensor | 29 | Auxiliary Limit |
10 | Flue Pipe Connection | 30 | Junction Box |
11 | Flue Pipe | 31 | Electrical Connection Inlets |
12 | Combustion Air Intake (Alternate) | 32 | Coil Front Cover |
13 | Primary Limit | 33 | Combustion Air Inlet Pipe |
14Gas Line Entrance
15Flue Pipe Connection (Alternate)
16Rubber Elbow
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18Electrical Connection Inlets (Alternate)
19Coil Front Cover Pressure Tap
20Coil Front Cover Drain Port
21Drain Line Penetrations
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