Williams 2503531 Owner's Operation And Installation Manual page 23

ILLUSTRATED
PARTS LIST
COMBUSTION CHAMBER
ASSEMBLY
40,000 BTU/HR MODEL
21
16
26
KEY PART
NO. NUMBER DESCRIPTION
1 121502 Screw, #6 x 3/8" **
2 231950 Flame Sensing Probe
3 063018 Glo-Bar Retainer
4 120158 Screw, #8 x 3/8" **
5 030891 Burner Access Door
6 121388 Screw, #10 x 1/2"
7 310026 Glass Disc
8 290141 Cover Plate
9 070398 Burner Access Door Gasket
10 100980-01 Glo-Bar
11 070909 Glo-Bar Gasket
12 230844 Bushing with Terminals
13 070607 Heat Shield Gasket
14 020982 Combustion Chamber/Heat
15 061663 Wire Clamp
16 121252 Screw, #10 x 3/8" **
17 230560 Limit Switch
** Standard hardware, available at your local hardware store.
201843
This list contains replaceable parts used in your furnace. When ordering parts, follow the
instructions listed under Replacement Parts on page 19 of this manual.
21
22
19
4
22
20
20
24
23 25
4
27
16
28
16
Shield Assembly
OWNER'S MANUAL
18
16
15
16
17
16
29
30
29
KEY PART
QTY.
NO. NUMBER DESCRIPTION
2
18 062563
1
1 19 231954
6
1 20 121357
4
21 121224
1
22 070487
1
23 121372
1
24 231144
1 25 230625
1
26 231164
1 27 062837
1
28 062694
1
29 230555
2
30 090211
12
31 121577
1
23
14
13
12
8
7
31
9
5
2
Ignition Control Mounting
Bracket
Wire Harness and
Ignition Control
Screw, #6 x 5/8" **
Screw, #10 x 3/4" **
Gasket
Screw, #6 x 1/2" **
Terminal Block
Time Delay Relay
Transformer Assembly
Transformer and Relay
Mounting Bracket
Wire Clamp, 5/8" Diameter
Strain Relief Bushing
Junction Box Cover
Screw, #10 x 1/4" **
6
4
10
11
3
1
1
QTY.
1
1
4
4
2
2
1
1
1
1
5
2
1
2