Service manual

271002-UUM-A-0407
Unitary Products Group 11
ITEM DESCRIPTION
MOTOR
1
MOTOR/MODULE COMPLETE (Programmed
1A
ECM PROGRAMMED MODULE (Less Motor)
1B
MOTOR, BLOWER (MOTOR ONLY, LESS ECM MODULE)
2
MOTOR, VENTOR ASS’Y
ELECTRICAL
3
CHOKE, PSC
4
CONTROL, HIGH LIMIT
5
CONTROL, FURNACE [FC]
6
IGNITER
7
SENSOR, FLAME
8
SWITCH, AIR PRESSURE [1LP]
9
SWITCH, DOOR [SW]
10
TRANSFORMER
11
VALVE, GAS
12
SWITCH, FLAME ROLL-OUT [ROS 3]
12A
SWITCH, FLAME ROLL-OUT (2 ea.)[ROS1,2]
13
14 FUSE (ARO 3)
15
AIR MOVING
16 HOUSING, BLOWER
16A WRAP, FILLER PANEL
17 WHEEL, BLOWER
FABRICATED PARTS
18
19 BAFFLE, FLUE
20 BURNER, MAIN GAS
21 BRACKET, IGNITER
22 DECK, BLOWER (Rear)
23 DECK, FRONT
24 HEAT EXCHANGER ASS’Y
25 MANIFOLD, GAS
26
PANEL, UPPER ACCESS (Burner) (Magnet)
FABRICATED PARTS (Continued)
27 PAN, BASE
28
PANEL, BLOWER ACCESS (Magnet)
29 PANEL, TOP
30 WRAPPER, INSULATED
31 CHANNEL, TOE PLATE
32
33
34
35 FRAME, SIDE BASE (2 Req’d)
36 BRACKET, ROLL-OUT SWITCH
37
ORIFICE, BURNER (Natural #45)
38 PLATE, RESTRICTOR
39 COLLAR, FLUE
40
LO-NOX SCREEN (“L” Models Only)
MISCELLANEOUS
41
42 SIGHT GLASS, OVAL
43 GASKET, RESTRICTOR PLATE
44 TUBING, SILICONE
45
46 DIAGRAM, WIRING
47 HARNESS, MAIN WIRING
48 FERRULE (3 Req’d)
49 GROMMET (3 Req’d)
50
51 MOUNT, MOTOR
52 GROMMET, 1/2” DIA.
53 KNOB, DOOR (4 Req’d) (Magnet)
54
HARNESS, MOTOR WIRING (16 Pin)
55
56 MAGNET, DOOR
ITEM DESCRIPTION
NOTE: *Not Shown
Major components and suggested stocking items are shown with shaded item number.