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OM-4040
FIGURE 32 – Humidifier Replacement Parts
No. Description Part Number
2
Steam Chamber, 1150 4560
Steam Chamber, 1160 4561
3
Quick Release Handle, 1150 4562
Quick Release Handle, 1160 4563
5 Cover/Shroud, Aprilaire 1150 & 1160 4564
9 Terminal block, pressure contact, 3-pole 4565
10 Relay, AC safety (1150) 4566
11 Relay, DC control (1150) 4567
12 Fuse holder, single pole 30amp (1150) 4568
13 Fuse, 20amp (1150) 4569
14 Contactor, 60 AMP (GE) (1160) 4570
18 Terminal, 20amp DIN rail mount 4571
19 Transformer, 120/208/240/480V 24V Sec. 4572
20 Overlay & switch, Internal Controller Board LED (AP) 4573
21 Board, Internal Controller 4574
22 Standoff, PC board clip 4575
23 Heater 4576
26 Over-temperature thermostat resettable 4577
27 Probe housing, nylon 4578
No. Description Part Number
28 Gasket, 2.5” O.D. X 1.9” I.D. 4579
29 Water Level Probe ASSY 4580
30 Plug, 24” vert wire assy probe w/o conduit 4581
31
Gasket, 1150 Steam Chamber 4582
Gasket, 1160 Steam Chamber 4583
38 Valve assy, 1/4” 24V compression fill 4584
44 Valve assy, 3/4” sweat drain 4585
60 Drain assy, 3/4” electric sweated 4587
61 Over-temperature thermostat non-resettable 4595
Not shown in drawing
Electrical Wire Harness 4586
Hose, 1-1/2” ID X 10’ wire reinforced 4588
Tube weld, 1-1/2” dia 10” active distribution (1150)
4589
Tube weld, 1-1/2” dia 16” active distribution (1160)
4590
Duct plate, 3.25 sq w/1.51 hole (galv) 4591
Airflow switch, AFS-112-150 electric
4592
Hanging Bracket 4593
High Humidity Limit Switch 4594
Automatic Steam Humidifier Control
57
TABLE 6 – Replacement Parts (refer to Figure 32)
Note: Contact your Aprilaire
distributor for availability of
parts not listed above.
37