Energy efficient, cost-saving radiant heaters

HL (Mfg 01/93 – 05/04/95) No Flame Rod – Heater Parts

HL Series

COMMON COMPONENTS
Part DescriptionOriginal
Part Number

Replacement
Part Number

FanTP-55ATP-55A
Air Pressure SwitchSee
Pressure Switch
Chart Below
See
Pressure Switch
Chart Below
Circuit BoardTP-211
TP-211A1
Wire Harness (glo-bar and flame rod only)TP-214 & TP-222ATP-214 & TP-222A
Relay (note: this factory installed option is not on all units)HLRB
TP-825
Ignition DeviceTP-50TP-50A
50-125 MBH BurnerTP-200ATP-3072
150-200 MBH BurnerTP-201TP-201B
Natural Gas ValveTP-840TP-840A
LP Gas ValveTP-841TP-841A
TransformerTP-826TP-826
24V Yellow Operational  Indicator LightTP-828TP-828
Flame RodTP-222TP-222
16″ TubeTP-202TP-380
Combustion Chamber2, 50-125 MBH (Coated Aluminized Steel)TP-26ATP-26A
Combustion Chamber2, 150-200 MBH (Titanium Coated Steel)TP-26BTP-26B
Combustion Chamber2, 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
BaffleTP-65ITP-65I

1  Cross Reference Number (on unit): Mark 17U-24

2  Refers to the first 10′ section of tubing downstream of burner.

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

PRESSURE SWITCHES
BTU/H Range (x1000)50-100125-150175200
Switch 13Part NumberTP-264BTP-264DTP-264DTP-264C
X-Ref., IS220--10051F5166-20051F5170-20051F5170-40351F5172
Normal SettingOpenOpenOpenOpen
P. S. Tube SetTP-AK3TP-AK3TP-AK3TP-AK3
Switch 23Part NumberTP-260FTP-260FTP-260GTP-260G
X-Ref., IS220--62052F5176-62052F5176-62052F5175-62052F5175
Normal SettingClosedClosedClosedClosed
P. S. Tube SetTP-AK4TP-AK4TP-AK4TP-AK4

3 Pressure switch #1 is electrically first in series, and pressure switch #2 is second in series.