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COMPONENT LOCATIONS
Figure 26.1 - Factory Mounted Option Locations
1.
Discharge Thermostat (not shown)
2.
Low Gas Pressure Switch
3.
High Gas Pressure Switch
4.
Power Exhauster Assembly
5.
Timed Freeze Protection
6.
Ignition Controller
7.
Differential Pressure Switch
8.
Control Relay
9.
Time Delay Relay
10. Furnace Low Voltage Terminal Strip
11. Power Exhauster Relay
12. Furnace Supply Power Terminal Strip
13. Control Step Down Transformer
14. Control Relay
15. Blower Low Voltage Terminal Strip
16. Dead Front Disconnect Switch
17. Step Down Transformer Fuses
18. Step Down Transformer
19. Factory Installed Minimum Positioner
20. Extended Grease Line Zerk Fittings
21. Extended Grease Lines
22. Return Air Fire Stat
23. Blower Housing
24. Pillow Block Bearings
25. Blower Motor
26. Filters
27. Fresh Air Damper
28. Enthalpy Sensor (not pictured)
29. Not Used
30. Direct Drive Damper Actuator
31. Enthalpy Controller
32. Damper to Damper Linkage
33. Return Air Damper
34. Proportional Temp Controller Sensor
35. Motor and Blower Vibration Isolation
36. Blower Support
37. Convenience Outlet
38. Blower Door Switch
39. Dirty Filter Switch
40. Motor Starter/VFD Control
41. Mild Temperature Thermostat
42. Proportional Temp Controller
43. Warm-Up Stat
44. Blower Supply Power Terminal Strip
45. Service Switches
46. Electronic Modulating Amplifier
47. Electronic Modulating Gas Valve
48. Air Flow Proving Switch
49. High Limit Switch
50. Supply Air Fire Stat
51. Main Gas Valve
52. Burner Box
26
10
8
6
4
9
7
5
2
3
50
49
52
51
Modine Control System Equipped Units (Model Digit 12=9)
13
58
12
59
11
6
7
50 49
48 10
60
Single Furnace Units or
Primary Furnace on Multiple Furnace Units
For Modine Control System Units Only
(Model Digit 12=9):
56. Carel pCOOEM+ Microprocessor Controller
57. Carel pLDPro User Interface Panel
58. Optional Control Relays
59. Optional Unit Enable Relay
60. Wiring Channels
61. Return Air Sensor (not shown)
62. Outside Air Sensor (not shown)
63. Mixed Air Sensor (not shown)
5-594.10
12
16
18
14
19
13
15
17
11
46
45
43
40
38
48
47
44
42 41
39
Furnace Control Panel(s) for
56
7
6
57
50 49
21
23
20
25
24
22
26
27
28
36
34
32
30
37
35
33
31
11
12
10
Secondary Furnace(s) on
Multiple Furnace Units
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