Compatable Brand: 31091 switch works with the brand: Atwood/Hydro Flame/Dometic RV Furnace.

Superior Materials:190℉ Limit switch is made of high end aluminum alloy and thermoplastic material for strength, longer service life, ruggedness, thermal sensitivity, and can withstand high temperatures.

Function: 190℉ limit switch has the function of preventing the furnace from overheating, when the temperature of the furnace chamber is too high, the limit switch will shut down the burner in time.

Installation Tips:Use tools with magnet heads (screwdrivers and heads) or extendable magnet to catch your screws.

31091 High Temperature Limit SwitchFixes Symptoms:
Furnace blower doesn't turn off
Furnace emits cool air
Furnace is constantly turning on& off in short interval

Atwood Furnace Models

AFSAD12111 AFSD12111 AFSD16111 AFSD20111 AFSDA12121
AFSAD12121 AFSD12121 AFSD16121 AFSD20121 AFSAD12131
AFMD25111 AFSD20141 AFMD16111 AFMD20111 AFSD16141
AFMD30111 AFMD35111 AFMD16121 AFMD20121 AFMD25121
AFMD30121 AFMD35121 AFMD16131 AFMD20131 AFMD25131
AFMD30131 AFMD35131 AFMD16141 AFMD20141 AFMD25141
AFMD30141 AFMD35141 AFMD16151 AFMD20151 AFMD25151
AFMD30151 AFMD35151 AFLA35211 AFLA40211 AFLD35111
AFLD40111 AFLA35221 AFLA40221 AFLD35121 AFLD40121
AFSD12141 AFSD16131 AFSD20131 AFSAD12141 AFSD12141
AFLA35231 AFLA40231 AFLD35131 AFLD40131

Dometic Furnace Models

DFLA35211 DFMD16111 DFMD25131 DFMD35141
DFLA35221 DFMD16121 DFMD25141 DFMD35151
DFLA35231 DFMD16131 DFMD25151 DFSAD12111
DFLA40211 DFMD16141 DFMD30111 DFSAD12121
DFLA40221 DFMD16151 DFMD30121 DFSAD12131
DFLA40231 DFMD20111 DFMD30131 DFSAD12141
DFLD35111 DFMD20121 DFMD30141 DFSD12111
DFLD35121 DFMD20131 DFMD30151 DFSD12121
DFLD35131 DFMD20141 DFMD35111 DFSD12131
DFLD40111 DFMD20151 DFMD35121 DFSD12141
DFLD40121 DFMD25111 DFMD35121W DFSD16111
DFLD40131 DFMD25121 DFMD35131 DFSD16121
DFSD16131 DFSD16141 DFSD20111 DFSD20121
DFSD20131 DFSD20141