Part Location Diagram of 21794 Heatstar High Limit Control
See part 16 in the diagram
( Grid squares measure 1x1 inch )

High Limit Control 21794

Manufactured by:
Heatstar
ERP Number:
ERP10368976
Part Number:
21794
Original Equipment Manufacturer ?
  Works with your model  MH75KTR!
$13.29
In Stock
Delivers in 3-5 Business Days!

A Bit Difficult 

30 - 60 mins 

(1 rated repair) ?
  Works with your model   MH75KTR!

Troubleshooting

This part works with the following brands:
  • Mr Heater
  • Heatstar
This part works with the following products:
  • Construction Heater
  • Heater

Customer Repair Instructions

All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part.

A Bit Difficult 

30 - 60 mins 

(1 rated repair) ?
  • 1
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Sorry, we couldn't find any existing installation instruction that matched.

My Heater wouldn\'t work

Art from WASILLA, Alaska

1 of 2 people found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
30 - 60 mins
Tools:
Screw drivers, Wrench set
Parts Used:
21794
I check out the Heater and Diagnosed that it had a bad High Limit Control. I Purchased one from eReplacementParts installed it and she\'s up and running again.
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Model Cross Reference

This part works with the following models:
ERP Number: ERP10368976
Manufacturer Part Number: 21794
Brand Model Number Description
Heatstar HS50K Heater - Kerosene Forced Air Heater
Heatstar HS75KT Heater - Kerosene Forced Air Heater
Mr Heater MH50KR Construction Heater - Kerosene Forced-Air Heater
Mr Heater MH75KTR Construction Heater - Kerosene Forced-Air Heater
Mr Heater TS75KT Construction Heater - Kerosene Forced-Air Heater