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P/N 471593 Rev. C 11-1-01
34
ITEM DESCRIPTION QTY. 250 400
1 Exhaust Grill 1
2 Gasket, Exhaust Grill 1
3To
p
Cover 1 471692 471591
4 Exhaust Ass
y
. 1 471995
471996
5 Shut-off Safet
y
Switch, Exhaust 1
6Blower 1
7 Gasket, Blower 1
8 Flue Collector Ass
y
. 1 472007 472005
9 Return Manifold Ass
y
.1
10 Bolt, Heat Exchan
g
er 16
11 Washer, Heat Exchan
g
er 16
12 Fire box Ass
y
. 1 471835 471821
13 Heat Exchan
g
er Ass
y
. 1 471785 471838
14 Baffle, Heat Exchan
g
er 8 / 16
(
250 / 400
)
471641 471640
15 Thermistor Probe 1
16 HI-Limit Thermostat-115° F. 1
17 Hi-Limit Thermostat-150° F. 1
18 Water Pressure Switch 1
19 Main Manifold Ass
y
.1
20 Ada
p
ter, Bulkhead Rin
g
2
21 Adapter, Bulkhead, 2 in. 2
22 Gasket, Fin Tube, Seal 18
23 Flow Valve Ass
y
.1
24 Gas Pressure Switch 1
25 Sub-Manifold, Gas Su
pp
l
y
1
26 Gas Valve-Natural Gas 1
27 Burner Tra
y
Ass
y
. 1 471836 471822
28 I
g
niter 1 / 2
(
250 / 400
)
29 Gas Manifold Ass
y
. 1 472003 472001
30 Burner 5 / 8
(
250 / 400
)
31 Face Plate 1 471819 471820
32 Jacket, U
pp
er Panel, Left 1
33 Jacket Corner 4
34 Jacket Divider 1 471651 471580
35 Jacket, Lower Panel, Left 1
36 Base 1 471645 471573
37 Jacket Back 1 471669 471574
38 Bracket, Jacket Side 2
39 Jacket, U
pp
er Panel, Ri
g
ht 1
40 Jacket, U
pp
er Sub
p
late 2
41 Jacket, Lower Panel, Ri
g
ht 1
42 Base Heat Shield 1 471646 471579
43 Control Box Ass
y
.1
44 Air Pressure Switch
(
Hi
g
h
)
1
45 Module, I
g
nition Control 1
46 Tem
p
erature Controller 1
47 Ri
g
ht Door Ass
y
.1
48 Left Door Ass
y
. 1 471659 471726
49 Fan S
p
eed Cross-over Board 1 N/A 471859
50 Air Pressure Switch
(
Low
)
1 N/A 471428
NA Gas Orifice, 0-2000 Ft
(
Not Shown
)
5 / 8
(
250 / 400
)
NA Thermal Cut-off
(
Not Shown
)
1
NA Transformer, 40 VA
(
Not Shown
)
1
NA Transformer, .5 KVA, Dual Volta
g
e
(
Not Shown
)
1
Note: Some
p
arts are not listed in above,
p
lease contact Customer Service De
p
artment for detail
471597
274440
471441
070951
471767
471577
471714
471592
471701
471622
471741
471991
471992
471506
471768
471668
471576
471575
471647
471887
471571
471610
072184
471587
471694
471672
075173
471566
471696
471565
471727
471984
MiniMax NT Low NOx Single Voltage Replacement parts
(
Manufactured Date Prior to October 15
,
2001
)
471750
471601
471994
471743
471562
471581