Operating Precautions - Mr. Heater MH125FAV Operating Instructions And Owner's Manual

NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING! NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING! NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING!
SPECIFICATIONS
Model: MH125FAV
Rating: 75,000­-­125,000­Btu/Hr
(8.8­-­17.6­kW)
Fuel­Consumption: 3.5­-­5.8­#/hr
(1.59­-­2.63­kg/hr)
Fuel­Orifice­Port­No.: 18
Fuel­Orifice­Port­Size: 0.0295"
(0.75mm)
Heated­Air­Output: 350­cfm
(9.91­cmm)
Average­Air­Temp.­Rise: 400°F­(232°C)

OPERATING PRECAUTIONS

This­is­a­propane,­direct-fired,­forced­air­heater.­It's­intended­use­
is­primarily­temporary­heating­of­buildings­under­construction,­
alteration­or­repair.
Propane­is­heavier­than­air.­If­propane­leaks­from­a­connection­or­
fitting,­it­sinks­to­the­floor,­collecting­there­with­the­surrounding­
air,­forming­a­potentially­explosive­mixture.­Obviously,­propane­
leaks­should­be­avoided,­so­set­up­the­propane­supply­with­
utmost­care.­Read­enclosed­Odor­Fade­and­Propane­Sheet­for­
additional­information­about­detecting­propane­leaks.­Leak­check­
new­connections­or­reconnections­with­a­soap­and­water­solution­
and­follow­all­connection­instructions­herein.­Also,­ask­your­
propane­dealer­for­advice­on­the­propane­application­and­supply­
installation­and­ask­him­to­check­it­if­there­are­any­questions.
This­heater­was­designed­and­certified­for­use­as­a­construction­
heater­in­accordance­with­ANSI­Z83.7/CGA­2.14.­Check­with­
your­local­fire­safety­authority­if­you­have­any­questions­about­
your­applications.­Other­standards­govern­the­use­of­fuel­gases­
and­heat­producing­products­in­specific­applications.­Your­local­
authority­can­advise­you­about­these.
Direct-Fired­means­that­all­of­the­combustion­products­enter­the­
heated­space.­Even­though­this­heater­operates­very­close­to­100­
percent­combustion­efficiency,­it­still­produces­small­amounts­of­
carbon­monoxide.­Carbon­monoxide­(called­CO)­is­toxic.­We­can­
tolerate­small­amounts­but­not­a­lot.­CO­can­build­up­in­a­heated­
space­and­failure­to­provide­adequate­ventilation­could­result­in­
death.­The­symptoms­of­inadequate­ventilation­are:
­ •­ headache
­ •­ dizziness
­ •­ burning­eyes­and­nose
­ •­ nausea
­ •­ dry­mouth­or­sore­throat
So,­be­sure­to­follow­advice­about­ventilation­in­these­operating­
instructions.
Forced­Air­means­that­a­blower­or­fan­pushes­the­air­through­the­
heater.­Proper­combustion­depends­upon­this­air­flow;­therefore,­
the­heater­must­not­be­revised,­modified­or­operated­with­
parts­removed­or­missing.­Likewise,­safety­systems­must­not­be­
circumvented­or­modified­in­order­to­operate­the­heater.
Mr. Heater, Inc.| Forced Air Propane Construction Heater
When­the­heater­is­to­be­operated­in­the­presence­of­other­people­
the­user­is­responsible­for­properly­acquainting­those­present­
with­the­safety­precautions­and­instructions,­and­of­the­hazards­
involved.
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Operating Instructions and Owner's Manual