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Force-Air Propane Construction Heater

Operating Instructions and Owner’s Manual

E-4

FUEL gAS ODOR

LP gas and natural gas have man-made odorants added 
specifically for detection of fuel gas leaks.
If a gas leak occurs you should be able to smell the fuel 
gas.  Since Propane (LP) is heavier than air you should 
smell for the gas odor low to the floor. ANY gAS ODOR 
IS YOUR SIgNAL TO gO INTO IMMEDIATE ACTION!

• 

Do not take any action that could ignite the fuel gas. Do  
not operate any electrical switches. Do not pull any power 
supply or extension cords. Do not light matches or any other 
source of flame. Do not use your telephone.

• 

Get everyone out of the building and away from the area 
immediately.

• 

Close all propane (LP) gas tank or cylinder fuel supply valves, 
or the main fuel supply valve located at the meter if you use 
natural gas.

• 

Propane (LP) gas is heavier than air and may settle in low 
areas. When you have reason to suspect a propane leak, keep 
out of all low areas.

• 

Use your neighbor’s phone and call your fuel gas supplier and 
your fire department. Do not re-enter the building or area.

• 

Stay out of the building and away from the area until declared 
safe by the firefighters and your fuel gas supplier.

• 

FINALLY, let the fuel gas service person and the firefighters 
check for escaped gas. Have them air out the building and 
area before you return. Properly trained service people must 
repair any leaks, check for further leakages, and then relight 
the appliance for you.

ODOR FADINg - NO ODOR DETECTED

• 

Some people cannot smell well. Some people cannot smell 
the odor of the man-made chemical added to propane (LP) or 
natural gas. You must determine if you can smell the odorant 
in these fuel gases.

• 

Learn to recognize the odor of propane (LP) gas and natural 
gas. Local propane (LP) gas dealers will be more than happy 
to give you a scratch and sniff pamphlet. Use it to become 
familiar with the fuel gas odor.

• 

Smoking can decrease your ability to smell. Being around 
an odor for a period of time can affect your sensitivity to 
that particular odor. Odors present in animal confinement 
buildings can mask fuel gas odor.

• 

The odorant in propane (LP) gas and natural gas is 

ODOR FADE wARNINg

wARNINg

Asphyxiation Hazard

  • Do not use this heater for heating human living quarters.
  • Do not use in unventilated areas.
  • The flow of combustion and ventilation air must not be obstructed.
  • Proper ventilation air must be provided to support the combustion air requirements of the heater being used.
  • Refer to the specification section of the heater’s manual, heater dataplate, or contact the Factory to determine combustion air 

ventilation requirements of the heater.

  • Lack of proper ventilation air will lead to improper combustion.
  • Improper combustion can lead to carbon monoxide poisoning leading to serious injury or death. Symptom of carbon monoxide 

poisoning can include headaches dizziness and difficulty in breathing. 

colorless and the intensity of its odor can fade under 
some circumstances.

• 

If there is an underground leak, the movement of gas 
through the soil can filter the odorant.

• 

Propane (LP) gas odor may differ in intensity at different 
levels. Since Propane (LP) gas is heavier than air, there may 
be more odor at lower levels.

•  Always be sensitive to the slightest gas odor. 

If you 

continue to detect any gas odor, no matter how small, treat 
it as a serious leak. Immediately go into action as discussed 
previously.

ATTENTION - CRITICAL POINTS TO 

REMEMBER!

• 

Propane (LP) gas has a distinctive odor. Learn to 
recognize these odors. (Reference Fuel gas Odor and 
Odor Fading sections above.

• 

Even If you are not properly trained in the service and repair 
of the heater, ALWAYS be consciously aware of the odors of 
propane (LP) gas and natural gas.

• 

If you have not been properly trained in repair and service 
of propane (LP) gas then do not attempt to light heater, 
perform service or repairs, or make any adjustments to the 
heater on the propane (LP) gas fuel system.

• 

A periodic sniff test around the heater or at the heater’s 
joints; i.e. hose, connections, etc., is a good safety practice 
under any conditions. If you smell even a small amount of 
gas, CONTACT YOUR FUEL GAS SUPPLIER IMMEDIATELY. DO 
NOT WAIT!

Heater Elevation Adjustment

This heater is equiped with an elevation adjustment panel 

located at the exhaust end of the control box.
1.  Do not adjust the heater combustion tube elevation while 

heater is running or hot. Adjustments to elevation should 

only be made after the heater has cooled to touch.

2.  To adjust the heater combustion tube elevation, turn the 

adjustment screw knob counterclockwise and lift the 

combustion tube to desired position.

Содержание MR. HEATER MH170FAVT

Страница 1: ...stion and ventilation air must be provided Refer to page 3 READ INSTRUCTIONS CAREFULLY Read and follow all instructions Place instructions in a safe place for future reference Do not allow anyone who...

Страница 2: ...INHALATION AND EXPLOSION HAZARD KEEP SOLID COMBUSTIBLES SUCH AS BUILDING MATERIALS PAPER OR CARDBOARD A SAFE DISTANCE AWAY FROM THE HEATER AS RECOMMENDED BY THE INSTRUCTIONS NEVER USE THE HEATER IN SP...

Страница 3: ...dified from its original condition 3 Use only propane gas 4 Use only VAPOR WITHDRAWAL propane supply If there is any question about vapor withdrawal ask your propane dealer 5 Mount the propane cylinde...

Страница 4: ...Do not use this heater for heating human living quarters Do not use in unventilated areas The flow of combustion and ventilation air must not be obstructed Proper ventilation air must be provided to s...

Страница 5: ...ose has burned 3 Unplug the power cord RESTART AFTER SAFETY SHUTDOWN 1 Securely close valve at propane cylinder Unplug heater 2 Wait 5 minutes 3 Restart following Start procedure MAINTENANCE AND STORA...

Страница 6: ...e Plate 120V Cord Length in Feet Amps 25 50 100 150 5 6 18 16 14 12 6 8 18 16 12 10 8 12 18 14 12 10 10 12 16 14 10 8 12 14 16 12 10 8 WARNING When using a thermostat controlled heater its exit area s...

Страница 7: ...Close Nipple 1 19 28777 Burn Rate Adjustment Valve 1 20 28776 Fitting Elbow 3 8MPT x 1 2 SAE FLR 1 21 22253 Fuel Tube Assembly 1 22 28774 Spark Plug Flame Sensor 1 23 23037 Spark Plug Nut 1 24 24340 T...

Страница 8: ...INPUT HV TRANS GND SCREW G W B LINE CORD O G SPARK PLUG Y B Y B VAC INPUT MOTOR TEMP HV TRANS IGNITION CONTROL TO WIRE TO WIRE 115V 60HZ TO JUNCTION SPARK PLUG HIGH LIMIT SWITCH X2 GND SCREW TEMP MOT...

Страница 9: ...Knob Variable Rate 1 25 28777 Valve Variable Rate 1 26 21905 Ftg Connector 1 27 27285 Valve Thermoelectric 1 28 26127 Ftg Male Connector 1 29 21906 Nut TE Valve Retainer 1 30 21907 Bracket ThermoValve...

Страница 10: ...BE INSTALLED BY A QUALIFIED SERVICE AGENCY MR HEATER HOSES F273701 F273702 AND F272702 ARE SPECIFICALLY DESIGNED FOR USE WITH THIS HEATER ALONG WITH F273699 DISPOSABLE FUEL FILTER REPLACE ANNU ALLY OR...

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