Energy efficient, cost-saving radiant heaters

HL3 (Mfg 10/12 – 07/14) Tube Heater Parts

HL3 Series lnsert

 HL3 Series

Part DescriptionOriginal
Part Number

Part Number

Air Pressure SwitchSee
Pressure Switch
Chart Below
Pressure Switch
Chart Below
Circuit BoardTP-851B1TP-851B1
Wire HarnessTP-3252TP-3252
Relay (note: this factory installed option is not on all units)TP-13252TP-13252
Ignition DeviceTP-50TP-50A
50-100 MBH Low Stainless Steel Burner (NaturalGas Only)TP-3070TP-3072
50-100 MBH Low Stainless Steel Burner (LP Gas Only)TP-200ATP-200A
125-150 MBH Mid Stainless Steel Burner (Nat & LP Gas)TP-201BTP-201B
175-200 MBH High Stainless Steel Burner (Nat & LP Gas)TP-3071TP-201B
Natural Gas ValveTP-3140TP-3140
LP Gas ValveTP-3141TP-3141
24V Yellow Operational  Indicator LightTP-828TP-828
24V Green Operational Indicator LightTP-1428TP-1428
Flame RodTP-222TP-222
16″ TubeTP-3080ATP-3380
Combustion Chamber3, 50-125 MBH (Coated Aluminized Steel)TP-26ATP-26A
Combustion Chamber3, 150-200 MBH (Titanium Coated Steel)TP-26BTP-26B
Combustion Chamber3, 75-150 MBH (409 Stainless Steel)TP-26ETP-26E
Radiant Tubes (Coated Aluminized Steel)TP-26ATP-26A
Radiant Tubes (304 Stainless Steel)TP-26DTP-26D
10 Ft. Highly Polished Aluminum Reflector Section3TP-20CTP-20C

1  Cross Reference Number (on unit): 35-66.  Note: This board had an on-board red diagnostic light.

2  When the optional HLRP isolation Relay option is selected, two relays are installed.
3  Refers to the first 10′ section of tubing downstream of burner.

4  Models with stainless steel upgrades require TP-20D 10 Ft. Reflector Sections.

BTU/H Range (x1000)65-75100-125150-200
Part NumberTP-264DTP-1264ATP-264F
X-Ref., IS220--20051F5170-25051F5127-35051F5132
Normal SettingOpenOpenOpen