View Larger Image
MiniMax CH Heater Replacement Parts

Replacement Parts

VENT KIT ASSEMBLY 
Item No. Part No. Description
1 460227
Indoor Model 150
1 460228
Indoor Model 200
1 460230
Indoor Model 250
1 460231
Indoor Model 300
1 460233
Indoor Model 350
1 460234
Indoor Model 400
1a 460237
Outdoor Model 150
1a 460222
Outdoor Model 200
1a 460223
Outdoor Model 250
1a 460224
Outdoor Model 300
1a 460225
Outdoor Model 350
1a 460226
Outdoor Model 400
2 471991
Return header assembly 1
3 471622
Bolt, heat exchanger 1
4 072184
Washer, flat 3/8" ID x 7/8" OD .05 Thk 18-8 s/s - (qty. 51 & qty. 9) 3/8 in. ID 7/8 in. OD1
5 070951
Gasket, fin tube, seal 1
6 470184
Knob, T-Stat board 1
7 470186
Switch, rocker Single pole, double throw (single pole and double throw)1
CONTROL PANEL ASSEMBLY, COMPLETE 
Item No. Part No. Description
9 075468
door, millivolt Model 150
9 075604
door, millivolt Model 200
9 075488
door, millivolt Model 250
9 075605
door, millivolt Model 300
9 075606
door, millivolt Model 350
9 075490
door, millivolt Model 400
10 070256
Manifold burner Model 150
10 075525
Manifold burner Model 200
10 070257
Manifold burner Model 250
10 075526
Manifold burner Model 300
10 075527
Manifold burner Model 350
10 070258
Manifold burner Model 400
11 075457
Gas valve natural, millivolt 1
11 075458
Gas valve propane, millivolt 1
12 076084
Pilot tube, millivolt 2
12 076085
Pilot tube, millivolt 3
12 076086
Pilot tube, millivolt 4
BURNER TRAY ASSEMBLY, COMPLETE 
Item No. Part No. Description
13 075493
natural, millivolt Model 150
13 075496
natural, millivolt Model 200
13 075494
natural, millivolt Model 250
13 075497
natural, millivolt Model 300
13 075498
natural, millivolt Model 350
13 075495
natural, millivolt Model 400
13 075502
Propane, millivolt Model 150
13 075505
Propane, millivolt Model 200
13 075503
Propane, millivolt Model 250
13 075506
Propane, millivolt Model 300
13 075507
Propane, millivolt Model 350
13 075504
Propane, millivolt Model 400
14 070230
Burner 1,6
14a 470550
Burner w/pilot bracket (not shown) 1
15 472125
Pressure switch 1
COMBUSTION CHAMBER ASSEMBLY, COMPLETE 
Item No. Part No. Description
16 073858
Assembly Model 150
16 075586
Assembly Model 200
16 073857
Assembly Model 250
16 075587
Assembly Model 300
16 075588
Assembly Model 350
16 073856
Assembly Model 400
17 075459
Presslite Piezo ignitor assembly 1
18 471678
Potentiometer 1
19 471750
Flow valve assembly 1
20 471587
Hi-limit thermostat 115º1
21 471441
Adaptor, bulkhead, 2 in. 1
22 274440
Nut, adapter bulkhead ring 1
23 471993
Main manifold assembly 1
24 471992
In/out main header assembly 1
25 471419
Main manifold bottom 1
26 471420
Cap, in/out main manifold bottom 1
27 471694
Hi-limit thermostat 150º1
HEAT EXCHANGER 
Item No. Part No. Description
28 472131
Without heads Model 150
28 472132
Without heads Model 200
28 472133
Without heads Model 250
28 472134
Without heads Model 300
28 472166
With heads Model 300
28 472135
Without heads Model 350
28 472165
With heads Model 350
28 472136
Without heads Model 400
28 472164
With heads Model 400
28 472169
With heads Model 150
28 472161
Without heads Model 200
28 472167
With heads Model 250
29 070277
Baffle Model 150
29 075559
Baffle Model 200
29 070276
Baffle Model 250
29 075560
Baffle Model 300
29 070277
Baffle Model 350
29 070278
Baffle Model 400
30 472329
Baffle hold down (2 baffles on 400)1
31 073864
Flue collector Model 150
31 075622
Flue collector Model 200
31 073863
Flue collector Model 250
31 075623
Flue collector Model 300
31 075624
Flue collector Model 350
31 073862
Flue collector Model 400
32 470471
Outdoor top assembly Model 150
32 470472
Outdoor top assembly Model 200
32 470473
Outdoor top assembly Model 250
32 470474
Outdoor top assembly Model 300
32 470475
Outdoor top assembly Model 350
32 470476
Outdoor top assembly Model 400
LIGHTBACK SHIELD 
Item No. Part No. Description
33 075783
Lightback shield Model 150 Propane gas units only
33 075784
Lightback shield Model 200 Propane gas units only
33 075785
Lightback shield Model 250 Propane gas units only
33 075786
Lightback shield Model 300 Propane gas units only
33 075787
Lightback shield Model 350 Propane gas units only
33 075788
Lightback shield Model 400 Propane gas units only
34 471677
Electronic thermostat millivolt models1
35 073789
Panel, return 1
36 472127
Panel in/out1
37 472101
Thermistor probe, complete millivolt models1
NOT SHOWN 
Item No. Part No. Description
070715
Plastic mounting bracket 1
471277
Clips for wire harness 1
075511
Wire kit, millivolt 1
071703
Screw, 8 x 1/4 in. HH 1
071698
Screw, 8 x 1/2 in. HH 1
071716
Screw, 6 x 1/4 in. 1
071659
Screw, 10-32 x 1/4 in. 1
075692
Screw, 10-32 x 3/16 in. 1
070551
Bushing 1/2 in. 1
470414
Therm. knob stopper 1
073725
Bolt 5/16, 18 x 3/4 in. 1
471292
Pilot natural gas, millivolt 1
471291
Pilot propane, millivolt 1
071515
Thermopile generator 1
075173
Thermal cutoff 1
470178
Power element, flow-valve 1
471293
Pilot rainshield 1
471328
Pilot electrode (only) 1
074540
"L" brackets 1
471271
Bracket adapter Q379 pilot MV 1
072253
Jumper 1
471612
Door latch 1
075461
Electrode Assembly 1


1: Part No. used in Model Nos., 150, 200, 250, 300, 350, 400.
2: Part No. used in Model Nos., 150, 200.
3: Part No. used in Model Nos., 250, 300.
4: Part No. used in Model Nos., 350, 400.
5: Qty. = Model N or P 150 (3 ea.), 200 (4 ea.), 250 (5 ea.), 300 (6 ea.), 350 (7 ea.), 400 (8 ea.).
6: Qty. = Model 150 (2 ea.), 200 (3 ea.), 250 (4 ea.), 300 (5 ea.), 350 (6 ea.), 400 (7 ea.).