Mr. Heater BUDDY MH9B User's Manual
Contents
1. clean 14 S73484 OWNER S MANUAL pilot see MAINTENANCE Required when ordering parts If Pilot flame does not stay lit when knob is released I6 73416 CONTROL VALVE CHECK IS cca 73404 PILOT ASSEMBLY e Control knob in PILOT position not IDs 73403 att TIP SWITCH completely depressed or held in long enough 18 73413 ORIFICE BURNER to purge air trom lines D0 Fil 2xx O RING BURNER ORIFICE e Pilot flame not surrounding thermocouple 20 oaii 73A4G COMPLETE BURNER ASSEMBLY clean pilot see MAINTENANCE Includes assembled items 21 25 e Pilot Assembly defective replace Dit TY 73458 PLENUM BURNER If Main burner does not ignite DD od slo gies 73429 2 CLIP BUNER TILE CHECK PK Oa 73433 GASKET BURNER TILE Main burner orifice is blocked clean burner DE ites a 73439 BURNER TILE see MAINTENANCE 25 t2 006 73460 REFLECTOR BURNER If Heater keeps shutting OFF during normal operation CHECK ACCESSORIES e Pilot is blocked clean pilot see ITEM DESCRIPTION MAINTENANCE Tip over switch activated from bumping F273701 5 ft PROPANE HOSE ASSEMBLY Swivel 1 20 heater Re light Male Throwaway Cyl Thd X P O L w Handwheel F273702 12 ft PROPANE HOSE ASSEMBLY Swivel 1 20 Male Throwaway Cyl Thd X P O L w Handwheel F273699 Fuel Filter Mr Heater Portable Buddy 6 Operating Instructions and2. LBS This heater may be used with a remote refillable propane cylinder ONLY when the cylinder and heater are located outdoors and the heater is used with Mr Heater Hose No F273701or F273702 DANGER NEVER bring a refillable propane cylinder indoors A fire or explosion can occur causing property damage serious injury or death Inspect the hose before each use of the heater If there is excessive abrasion or wear or the hose is cut replace prior to using the heater with one of the Mr Heater Hose No s shown above The propane cylinder must include a listed overfilling protection device as well as a collar to protect the cylinder valve Heater must be in an upright position during operation e Make sure four position Control Knob is in OFF position see Figure 1 at left Screw hose connector into regulator on heater and screw connector on other end of hose into LP gas supply cylinder valve Tighten all hose connections Check all hose connections for leaks with soapy water at the threaded connection under the domed plastic cover where the hose connector screws into the regulator and at LP gas supply cylinder SEE WARNING ON PLASTIC COVER Open valve at LP gas supply cylinder Depress and turn Control Knob counterclockwise to PILOT position and hold for 1 2 minutes This may take longer to purge air from the supply hose depend ing on the length of the hose being used De
3. Owner s Manual Mr Heater Portable Buddy s Model MH9B OPERATING INSTRUCTIONS Model WARNING USE ONLY MANUFACTURER S REPLACEMENT PARTS USE OF ANY OTHER PARTS COULD CAUSE INJURY OR DEATH REPLACEMENT PARTS ARE ONLY AVAILABLE DIRECT FROM THE FACTORY AND MUST BE INSTALLED BY A QUALIFIED SERVICE AGENCY MR HEATER HOSES F273701 AND F273702 ARE SPECIFICALLY DESIGNED FOR USE WITH THIS HEATER USE OF OTHER HOSES MAY CAUSE THE HEATER TO BECOME INOPERABLE PARTS ORDERING INFORMATION PURCHASING Accessories may be purchased at any Mr Heater local dealer or direct from the factory FOR INFORMATION REGARDING SERVICE Please call Toll Free 800 251 0001 www mrheater com Our office hours are 8 30 AM 5 00 PM EST Monday through Friday Please include the model number date of purchase and description of problem in all communication LIMITED WARRANTY Enerco Group Inc warrants its heaters and accessories to be free from defects in material and workmanship for a period of 1 year from date of purchase Mr Heater will repair or replace this product free of charge if it has been proven to be defec tive within the 1 year period and is returned at customer expense with proof of purchase to Mr Heater within the warranty period Enerco Group Inc reserves the right to make changes at any time without notice or obli
4. Serial Numbers 7340000000169227 7340000000351287 OPERATING INSTRUCTIONS Model READ INSTRUCTIONS CAREFULLY Read and follow all instructions Place instructions in a safe place for future reference Do not allow anyone who has not read these instructions to assemble light adjust or operate the heater Caten Mi CARBON MONOXIDE HAZARD This appliance can produce carbon monoxide which has no odor Never use this appliance in an enclosed space such as a camper tent car or home PRINTED IN U S A Using it in an enclosed space can kill you MR HEATER INC 4560 W 160TH ST CLEVELAND OHIO 44135 s 216 881 5500 PORTABLE PROPANE HEATER FOR RECREATIONAL AND OUTDOOR USE ONLY FOR YOUR SAFETY If you smell gas 1 Do not attempt to light appliance 2 Extinguish any open flame 3 Disconnect from fuel supply FOR YOUR SAFETY Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance 04 04 Revision L1 873483 WARNING Every time hose or tank is connected to unit connec tion must be checked for leaks in one or more ways Apply soapy water to connection look for bubbles listen for hiss of
5. and any gas control which has been under water When used without adequate combustion and ventila tion air this heater may give off excessive CARBON MONOXIDE an odorless poisonous gas Some people pregnant women persons with heart or lung disease anemia those under the influence of alcohol those at high altitudes are more affected by carbon monoxide than others When heater is placed on the ground make sure the ground is level and keep any objects at least 24 inches from the front of the heater THIS HEATER IS EQUIPPED WITH A TIP OVER SWITCH THAT WILL SHUT THE HEATER OFF IF THE HEATER TIPS OVER HOWEVER DO NOT LEAVE HEATER UNATTENDED OR WHERE CHIL DREN MAY CAUSE THE HEATER TO TIP OVER NEVER OPERATE THE HEATER WHILE SLEEPING GENERAL INFORMATION When the heater is cold it will take a few minutes for the burner tile to turn bright orange This is normal and the heater is working properly If burner tile is visibly flaming turn heater off and call a qualified service technician When the unit is lit there should be about a quarter inch border around the tile that will not turn bright orange This is normal When operating the heater for the first time the top area of the reflector may discolor This is also normal and is no reason for concern Designed to operate at altitudes up yo 7 000 feet When operating the heater at altitudes over 7 000 FT above sea level the unit may not burn as bright as i
6. can lead to a fire 1 Allow heater to thoroughly cool before performing any maintenance 2 Remove disposable 1 Ib cylinder from heater or turn OFF gas supply at remote cylinder valve and disconnect hose from heater 3 Remove wire guard from front of heater by gently bending to remove from holes in front cover 4 Remove 1 burner assembly retaining screw from bottom of the heater Pull burner assembly from front of the heater 6 Inspect interior of casing assembly for accumulation of dust lint or spider webs If necessary clean interior of casing assembly with a vacuum cleaner or apply air pressure Do not damage any components within casing assembly when you are cleaning 7 Inspect and clean main burner orifice mounted to pilot bracket with jam nut by using a vacuum or apply air pressure at orifice opening 8 Inspect and clean pilot mounted to bracket by using a vacuum or apply air pressure through the holes in the pilot indicated by the arrows in Figure 2 at left WARNING Never use needles wires or similar cylindri cal objects to clean the pilot to avoid damaging the calibrated ruby that controls the gas flow 9 Apply air pressure into ceramic tile of burner assembly and the venturi tube with cone on end to remove dust lint or spider webs 10 Make sure the burner tile assembly is completely seated against the reflector 11 Carefully slide burner assembly back into casing assem bly making sure to center r
7. e o Mr Heater Portable Buddy Operating Instructions and Owner s Manual GENERAL SAFETY INSTRUCTIONS THIS IS A HEATING APPLIANCE DO NOT OPERATE THIS APPLIANCE WITHOUT THE FRONT WIRE GUARD INSTALLED e Due to high temperatures the appliance should be located out of traffic and away from combustible materials Children and adults should be alerted to the hazard of high surface temperatures and should stay away to avoid burns or clothing ignition Young children should be carefully supervised when they are near the appliance Do not place clothing or other flammable material on or near the appliance Do not operate heater in any moving vehicle This heater is for outdoor use only GAS PRESSURE AT HEATER IS REGULATED AND FIXED AT 11 W C WHEN USING A REMOTE HOSE CONNEC TION DO NOT REGULATE OR REDUCE PROPANE TANK SUPPLY PRESSURE TO HEATER e REGULATOR IN HEATER MUST ALWAYS BE IN PLACE DURING OPERATION Any safety screen or guard removed for servicing the appliance must be replaced prior to operating the heater The appliance should be inspected before each use Frequent cleaning may be required The control com partments burner and circulating air passageways of the appliance must be kept clean see MAINTENANCE e DO NOT use this heater if any part has been under water Immediately call a qualified service technician to inspect the heater and to replace any part of the control system
8. each of children and must not be stored in a building garage or any other enclosed area MAINTENANCE Always keep the heater area clear and free from combustible materials gasoline and other flammable vapors and liquids Keep the vent areas slots in the bottom and the top at the front of heater clear at all times Visually inspect the pilot flame and burner periodically during use The pilot flame should be blue in color not yellow and will extend beyond the thermocouple The flame will surround the thermocouple just below the tip see Figure 2 below A slight yellow flame may occur where the pilot flame and main burner flame meet The burner should be bright orange with a slight Pilot Flame Oxygen Depletion Sensor Figure 2 blue color around the border a red orange haze that is visible on the ceramic tile is acceptable and without a noticeable flame A blue flame that rolls out at the top of the ceramic tile indicates an accumulation of dust lint or spider webs inside the casing assembly and main burner assembly If the pilot is yellow or the burner has a noticeable flame cleaning may be required Use the following procedure to inspect the casing assembly and main burner assembly It is necessary to periodically check the burner orifice and burner venturi tube to make sure they are clear of insects nests or spider webs that may accumulate over time A clogged tube
9. eflector flange with the casing opening and hold in place while installing burner assembly screw in the bottom of the heater 12 Install wire guard by gently bending and inserting into the 4 holes in the front cover Mr Heater Portable Buddy s Operating Instructions and Owner s Manual TROUBLESHOOTING INFORMATION PARTS LIST If Spark electrode does not produce spark SEE BACK PAGE FOR PARTS ORDERING INFORMATION CHECK REF ITEM DESCRIPTION Spark electrode broken replace ere 73234 PIEZO IGNITER e Igniter wire may not be attached to spark SN egnas 73236 WIRE IGNITER electrode ground wire may not be attached 3 73237 WIRE GROUND to frame attach TT ee 3405 0012 COVER RH PLASTIC e Igniter wire damaged replace ree l ST To 73418 KNOB FUEL CONTROL OPTREE TEP BER ER 73423 tui COVER FRONT If Spark electrode produces spark but pilot does not light 7 S73485 COVER REAR WITH LABEL CHECK 8 73426 COVER LH PLASTIC e No gas to heater install disposable cylinder 9 73428 2 BASE SUPPORT TUBES or connect hose and turn on valve at remote cylinder 73449P GUARD WIRE PILOT position not properly aligned turn 73452 HANDLE TUBE gas control knob to PILOT position and 12 98959 SCREW BURNER MT depress WB stiches T140 REGULATOR e Pilot is blocked from spider web or dirt
10. escaping gas feel for extreme cold smell for rotten egg odor Do not use if leaking WARNING A Any changes to this heater or its controls can be dangerous WARNING amp Early signs of carbon monoxide poisoning resemble the flu with headache dizziness and or nausea If you have these signs heater may not be working properly Get fresh air at once Have heater serviced THE STATE OF CALIFORNIA REQUIRES THE FOLLOWING WARNING WARNING Combustion by products produced when using this product contain carbon monoxide a chemical known to the State of California to cause cancer and birth defects or other reproductive harm CONTENTS General Safety InstrucCtiOnS che 3 General Informatio c ccsccicscs240004641116104316EL410l1443kE64 3 Operating with Disposable Propane Cylinders 4 Operating With Hose Connected to Remote Cylinder 4 MAINTENANCE sisteskanse eestis adadenn 5 IT OLIDIGShGOHIHD iiecscicieeioiiciaioiiatiatialsgtslxstilsaiissealesll 6 520817 c 6 Parts Ordering Information scccccccsiseirsee 8 Service lInformatiOn ch nhu 8 SPECIFICATIONS MODEL NO sasereg renean MH9B GAS TT fase PROPANE INPUT BTUAHR vad6iii ai 4 000 9 000 CLEARANCE TO COMBUSTIBLES IS a nh 30 FRONT Girios koa a E E NEE 24 ES 6 REAR oc edevewsntmsnyd tug senncewsuve couse vata canskewonsbv arty ctceneers vit
11. gation in colors specifications accessories materials and models ENERCO GROUP INC 4560 W 160TH ST CLEVELAND OHIO 44135 s 216 881 5500 Mr Heater and Portable Buddy are registered trademarks of Enerco Group Inc 2003 Enerco Mr Heater All rights reserved ANS Z21 63b s CSA 11 3b 2003 Mr Heater Portable Buddy Operating Instructions and Owner s Manual
12. n lower altitudes This is normal At higher altitudes the heater may shut off If this happens provide fresh air wait 5 minutes and re light Operating time will vary depending on the heater setting and the supply cylinder size 3 to 6 hours on a 1 lb cylinder 48 to 110 hours on a 20 Ib cylinder based on HI and LO settings When moving heater when lit or bumping heater setting it down tip over switch may shut off heater If this happens re light Mr Heater Portable Buddy G Operating Instructions and Owner s Manual LIGHTING OPERATING INSTRUCTIONS FOR USE WITH DISPOSABLE 1 LB PROPANE CYLINDERS WARNING Always inspect propane cylinder and heater propane connections for damage dirt and debris before attaching propane cylinder Do not use if head of cylinder is damaged punctured or deteriorated ALWAYS ATTACH OR DETACH CYLINDER OUTDOORS AWAY FROM FLAMES OTHER IGNITION SOURCES AND ONLY WHEN HEATER IS COOL TO TOUCH NEVER SMOKE WHEN ATTACHING OR REMOVING PROPANE CYLINDER OR MAKING REMOTE CONNECTIONS Use only LP gas cylinders marked in accordance with the U S Dept of Transportation DOT e Use only 16 4 oz 1 Ib disposable cylinders that mate with No 600 valve connection Heater and attached cylinder must be in an upright position during operation e Make sure four position Control Knob is in OFF position see Figure 1 Pilot Position Figure 1 e Screw 1 lb di
13. press red spark ignition button to light pilot flame repeat until pilot lights and continue to hold Control Knob down and at PILOT position for 30 60 seconds to enable Pilot Light Safety System Mr Heater Portable Buddy 4 Operating Instructions and Owner s Manual e Fully turn Control Knob to HI position to light burner tile Leave on HI position until burner tile turns bright orange e After burner tile has turned bright orange adjust heat output by turning Control Knob to desired position LO or HI setting e DO NOT OPERATE HEATER UNLESS CONTROL KNOB IS SECURED IN A POSITION MARKED HI LO or PILOT e To shut off heater shut off propane at supply tank allow heater to use up propane in supply line until heater shuts off then slightly push down and turn Control Knob clockwise to OFF position CAUTION After turning heater off wire guard will remain hot Allow to thoroughly cool before storing e When not in use the gas must be turned off at the LP gas supply cylinder When the LP gas supply cylinder is not disconnected from the heater the heater and the cylinder must be stored outdoors in a well ventilated space out of reach of children and must not be stored in a building garage or any other enclosed area Indoor storage of the heater is permissible only if the cylinder is disconnected and removed from the heater Cylinders must be stored outdoors out of the r
14. sposable LP gas supply cylinder clockwise from bottom into portable heater until hand tight Check cylinder connection for leaks with soapy water at the threaded connection under the domed plastic cover where the cylinder screws into the regulator SEE WARNING ON PLASTIC COVER Depress and turn Control Knob counterclockwise to PILOT position and hold for 30 60 seconds Depress red spark ignition button to light pilot flame repeat until pilot lights and continue to hold Control Knob down and at PILOT position for 30 60 seconds to enable Pilot Light Safety System e Fully turn Control Knob to HI position to light burner tile Leave on HI position until burner tile turns bright orange e After burner tile has turned bright orange adjust heat output by turning Control Knob to desired position LO or HI setting DO NOT OPERATE HEATER UNLESS CONTROL KNOB IS SECURED IN A POSITION MARKED HI LO or PILOT To shut off heater slightly push down and turn Control Knob clockwise to OFF position CAUTION After turning heater off wire guard will remain hot Allow to thoroughly cool before storing Do not operate store or remove cylinder near flam mable items or ignition sources e LP GAS CYLINDERS MUST BE DISCONNECTED FROM HEATER WHEN NOT IN USE LIGHTING OPERATING INSTRUCTIONS FOR USE WITH HOSE CONNECTED TO A REMOTE CYLINDER MAXIMUM SIZE 20
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