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