Parts List - AB250
Item Description
1
Regulator, Second Stage (LP Gas)
Regulator, Second Stage (Nat. Gas)
2
Hose, 1/2 in. ID x 10 ft. with adapter
3
Adapter, hose,1/2 NPT x 1/2 NPS
4
Bolt and washer
5
Gas control valve LP gas
6
Burner orifice, LP gas
7
Gasket
8
Thermocouple, 22 in.
9
Pilot tubing with compression nuts and sleeves
10
Pilot orifice, LP gas
Natural gas
11
Pilot assembly with orifice and gasket, LP gas
12
Terminal strip
13
Burner mounting hardware
14
High limit switch
15
Door, motor end
16
Door, burner end
17
Case assembly, with doors and latches
18
Latch kit, case assembly
19
Motor, 1/3 hp., ball bearing
20
Motor mount
21
Fan wheel
22
Air proving switch
23
Fan housing with air proving switch and motor mount
(1) Accessory - Must be ordered separately.
*G: Galvanized, T: Tri-Shield (White) material.
Ensure the correct part number and material is selected before ordering.
Guardian LP or Natural Gas Heater
Natural gas
Natural gas
Natural gas
Owner's Manual • Guardian
37
Part Number
06553 (1)
24414 (1)
20714 (1)
25873 (1)
25866
521615
521616
570053
570054
570461
503497
570661
507829
506968
520264
520759
570491
570211
505566
570062G*
570062T*
573241G*
573241T*
570834G*
570834T*
570228
520169
570251
570481
24157
24167