4
Component Identification
1 Gas Valve
2 Gas Line Entrance (Alternate)
3 Pressure Switch
4 Gas Manifold
5 Hot Surface Igniter
6 Rollout Limit
7 Burners
8 Flame Sensor
9 Flue Pipe Connection / “Coupling”
10 Flue Pipe (Internal)
11 Primary Limit
12 Gas Line Entrance
13 Flue Pipe Connection (Alternate)
14 Rubber Elbow
15 Induced Draft Blower
16 Electrical Connection Inlets (Alternate)
17 Coil Front Cover Pressure Tap
18 Coil Front Cover Drain Port
19 Drain Line Penetrations
20 Drain Trap
21 Blower Door Interlock Switch
22 Capacitor
23 Integrated Control Module
(with fuse and diagnostic LED)
24 24-Volt Thermostat Connections
25 Transformer (40 VA)
26 Circulator Blower
27 Auxiliary Limit
28 Junction Box
29 Electrical Connection Inlets
30 Coil Front Cover
Upflow /Horizontal (GULA Models)
BLOWER COMPARTMENT BURNER COMPARTMENT
1
2
3
4
5
6
7
6
8
9
10
3
12
11
13
14
15
17
18
19
22
23
21
28
24
25
26
27
20
21
20
17
30
*
*
*
**
*
*
*
*
16
29