MH70KFR OPERATING INSTRUCTIONS AND OWNER’S MANUAL

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Mr. Heater, Inc. | Kerosene Fired Radiant Heater Operating Instructions and Owner’s Manual

Locate8ft.fromcanvasorplasticcoveringsandsecurethem

topreventflappingmovement.

7. Caution:Duetothehighsurfaceandexhausttemperatures,

adultsandchildrenmustobserveclearancestoavoidburnsor

clothingignition.DoNotTouch.Keepchildren,clothing,and

combustibleaway.

8. Installtheheatersuchthatitisnotdirectlyexposedtowater

spray,rainand/orwater.

9. Neveruseinareasnormallyforhabitationand/orwhere

childrenmaybepresent.

10. Alwaysoperateonlyonastable,levelsurface.

11. Donotusewithductwork.Donotrestrictinletorexit.

12. Useonlywithelectricalpowerspecified.Theelectrical

connectionandgroundingmustcomplywithNational

ElectricalCode–ANSI/NFPA70(USA)andCSAC22.1

CanadianElectricalCode,Part1(Canada).

13. Useonlyaproperlygrounded3prongedreceptacleor

extensioncord.

14. Donotmove,handle,orservicewhilehotorinoperation.

15. Useonlyinaccordancewithlocal,state(provincial)or

nationalrequirements,ordinancesandcodes.

OPERATING INSTRUCTIONS

UNPACKING

1. Removeheaterfromcarton.

2. Removeallprotectivematerialwhichmayhavebeenapplied

totheheaterforshipment.

3. Checktheheaterforpossibleshippingdamage.Ifany

damageisfoundimmediatelycontactthemanufacturerat

800-251-0001.

ASSEMBLY

Handlesandsafetyguardsarefoundintheshippingcartonalong

withmountinghardware.

MH125KTFR

1. Locatethetransporthandleshippedwithyourunit.Along

withthefourPhillipsheadedscrews,nuts,andwashers.and

installthemtwosetsperside.

2. Locatetheradiantsurfaceguardshippedwithyourunit.

NextlocatethefourPhillipsheadedscrewsincludedwiththe

hardwarepackageandattachtheguardtothefourguard

connectionpointslocatedatapproximatelythe2o’clock,

4o’clock,10o’clock,and8o’clock positionswhenlooking

atthefrontofyourheater.IflocatedinCanadayouhave

anadditionalDrapeguardtoinstallabovethefrontradiant

surfaceguard.Theguardandfastenersareprovided.

SPECIFICATIONS

OPERATING PRECAUTIONS

Thisisakerosene,direct-fired,radiantheater.It’sintendeduse

isprimarilytemporaryheatingofbuildingsunderconstruction,

alterationorrepair.

Direct-Firedmeansthatallofthecombustionproductsenterthe

heatedspace.Eventhoughthisheateroperatesverycloseto100

percentcombustionefficiency,itstillproducessmallamounts

ofcarbonmonoxide.Carbonmonoxide(calledCO)istoxic.CO

canbuildupinaheatedspaceandfailuretoprovideadequate

ventilationcouldresultindeath.Thesymptomsofinadequate

ventilationare:

• Headache

• Dizziness

• Burningeyesandnose

• Nausea

• Drymouthorsorethroat

BesuretofollowadviceaboutventilationintheSafetyPrecautions

section.

ForcedAirmeansthatablowerorfanpushestheairthroughthe

heater.Propercombustiondependsuponthisairflow;therefore,

theheatermustnotberevised,modifiedoroperatedwith

partsremovedormissing.Likewise,safetysystemsmustnotbe

circumventedormodifiedinordertooperatetheheater.

Whentheheateristobeoperatedinthepresenceofotherpeople

theuserisresponsibleforproperlyacquaintingthosepresentwith

thesafetyprecautionsandinstructions,andofthehazardsinvolved.

SAFETY PRECAUTIONS

1. RecommendedforusewithNo.1-Kkerosenefuel.Factorytested

forusewithNo.2-Kkerosene,No.1orNo.2Diesel,No.1orNo.2

fueloilorJP8JetAfuelandthesefuelsmaybeusedaswell.Never

usegasoline,biodiesel,oildrainedfromcrankcases,naphtha,paint

thinners,alcoholoranyotherhighlyflammablefuels.

2. Checktheheaterthoroughlyfordamage.DONOToperatea

damagedheater.

3. DONOTmodifytheheateroroperateaheaterwhichhasbeen

modifiedfromitsoriginalcondition.

4. Suitableforoutdooruse.Foreitheroutdoororindooruse

whereadequateventilationisprovided.Neveruseinareas

normallyforhabitation.Notforusewhereexposedtoweather.

5. Useinwellventilatedareas,provideatleast2sq.ft.(0.19sq.

m.)ofopeningnearthefloorand2sq.ft.(0.19sq.m.)near

theceilingdirectlytooutdoors.Increaseairopeningsasmarked

foreachadditionalheater.

6. Alwayskeepcombustibles,likepaperandwoodatleast8ft.

fromtheheateroutletand3’fromthetop,sidesandinlet.

CAUTION: CSA certified for use with only No. 1-K kerosene fuel.

Factory Tested: Kerosene, Diesel #1 and #2, Fuel Oil #1 and #2, JP8 (Jet A Fuel)

Model MH125KTFR MH70KTFR

BTU

125,000BTU/HR. 70,000BTU/HR.

CONSUMPTION RATE

.96GAL/HR. .52GAL/HR.

TANK CAPACITY

9.25GALLONS 2.77GALLONS

RUN TIME

10HRS. 5.34HRS.

ELECTRICAL DATA

120v60Hz 120v60Hz

ASSEMBLED DIMENSIONS

22.5”X34.5”X38” 13.25”X25”X22.25”

DRY WEIGHT

66LBS. 40LBS.

FULL WEIGHT

129LBS. 58.89LBS.

APPROXIMATE HEATING AREA

3125SQ.FT. 1750SQ.FT.

CLEARANCE TO COMBUSTIBLES

OUTLET8’SIDES3’ OUTLET8’SIDES3’

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OPERATING INSTRUCTIONS AND OWNER’S MANUAL - Page 3