Item
Description
1
*Regulator, LP Gas, vent over side
*Regulator, LP Gas, vent over outlet
*Regulator, Natural Gas
2
*Valve, Shut-off & Nipple
3
*Hose, Universal, 1/2 in. x 10 ft., with adapters
4
Kit, Sediment Trap
5
Valve, Gas Control
6
Orifice, Burner
7
Burner Mounting Hardware
8
Igniter
9
Flame Sensor
Cable, Igniter (Not Shown)
10
Switch, High Limit
11
Handle
12
Latch
13
LED, Red
14
Motor
15
Motor/Fan Wheel Assembly
16
Wheel, Fan
17
Switch, Air Pressure
18
Signal Conditioner (S.S. only)
Rectifier Cord, Smart Sense (S.S. only/Not Shown)
19
Relay, Motor
20
Transformer
21
Control board
22
Cord, Power
* Optional Accessory
AW - Hot Surface Ignition Model
AD - Direct Spark Ignition Model
S.S. - Smart Sense Model
Guardian 2.0 LP or Natural Gas Heater
Guardian 60
500-07087
LP
NG
S.S. LP
--
S.S. NG
--
LP
574293
NG
574294
S.S. LP
--
S.S. NG
--
AD
AW
AW
AD
574285
572501
520290
574291
570230
--
--
AD
AW
Owner's Manual • Guardian 2.0
Guardian 100
Guardian 250
550-06665
550-06553
500-24414
500-03399
500-23160
500-00815
573774
573773
572686
572874
572879
574213
574296
574295
574303
574298
574296
574213
574302
570211
574196
573659
574284
574286
573099
574124
574162
571333
520292
520169
574204
574197
570304
570481
574239
573725
573719
--
574289
574287
574288
520133
35
Guardian 325
500-25108
522189
574300
--
--
574297
574305
--
--
--
--
508635
574292
570440
--
--
574253
574290
--
574301