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1 5

TROUBLESHOOTING

Continued

OBSERVED  PROBLEM

B u r n e r ( s ) d o e s   n o t   l i g h t   a f t e r
ODS/pilot   is  lit.

Delayed   ignition  of  burner(s).

Burner  backfiring  during  combustion.

Yellow    flame    during    burner
combustion.

Slight   smoke   or   odor   during
initial   operation.

Heater   produces   a  whistling   noise
when  burner  is  lit.

Heater   produces   a  clicking/ticking
noise  just  after  burner  is  lit  or
shut  off.

White  powder residue forming  within
burner    box    or    on    adjacent
walls  or   furniture.

POSSIBLE CAUSE

1.    Burner orifice is clogged.

2.    Burner  orifice  diameter  is too small
3.    Inlet  gas  pressure  is  too  low.

1.   Manifold  pressure  is  too  low.
2.   Burner orifice is clogged.

1.  Burner   orifice   is  clogged   or
      damaged.

2.   Burner  damaged.
3.   Gas  regulator  defective.

1.   Not  enough  air.

2.   Gas  regulator  defective.
3.   Inlet  gas  pressure  is  too  low.

1.   Residues  from  manufacturing
       processes.

1.   Turning  control  knob  to  HI position
      when  burner  is  cold.
2.   Air  in  gas  line.

3.  Air   passageways   on   heater
      blocked.
4.   Dirty  or  partially  clogged  burner
      orifice.

1.   Metal  expanding  while  heating  or
      contracting  while  cooling.

1.   When      heated,    vapors     from
        furniture    polish,    wax,    carpet
      cleaners,     etc.   turn   into   white
       powder  residue.

REMEDY

1.  Clean burner  orifice (see Cleaning
        and    Maintenance,    page  13)    or
     replace burner orifice.
2.  Replace burner orifice.
3.  Contact  local  Propane/LP gas company.

1.  Contact   local  Propane/LP  gas company.
2.  Clean  burner (see 

Cleaning  and

     Maintenance,  page 13)  or replace
     burner  orifice.

1.   Clean  burner  orifice  (see  Cleaning
        and      Maintenance,    page  13)  or
      replace.
2.   Replace  burner.
3.   Replace  gas  regulator.

1.  Check burner for dirt and debris. If
    found, clean burner (see Cleaning
     and  Maintenance,  Page 13).
2.  Replace  gas  regulator.
3.  Contact   local  propane/LP  gas  company.

1.   Problem  will stop after a few hours
      of operation.

1.   Turn  control  knob  to  LO  position
      and  let  warm  up  for  a  minute.
2.   Operate  burner  until air  is removed
      from  line.  Have  gas  line  checked
      by  local  Propane/LP  gas  company.
3.   Observe     minimum     installation
      clearances (Figure 4, p7).
4.    Clean  burner  (see  Cleaning  and
    maintenance,  Page13)  or  replace
      burner  orifice.

1.  This      is      common    with    most
      heaters.  If   noise    is    excessive,
      contact  qualified  service  person

1.  Turn   heater   off   when   using
     furniture   polish,   wax,   carpet
      cleaner  or  similar  products.

Содержание HB20ML-1

Страница 1: ...ust be performed by a qualified installer service agency or gas supplier HB20TL 1 HB30TL 1 HB20ML 1 HB30ML 1 Table of Contents ImportantSafetyInformation 2 Product Features 3 ProperVentilation FreshAi...

Страница 2: ...e of heater becomes very hot when running heater Keep children and adults away from hot surface to avoid burns or clothing ignition Heater will remain hot for a time after shuting down Allow surface t...

Страница 3: ...tion Inc Batterymarch Park Quincy MA 02269 QUALIFIED INSTALLING AGENCY Installation and replacement of gas piping gas utiliza tion equipment or accessories and repair and servicing of equipment shall...

Страница 4: ...of the methods described in the National Fuel Gas Code ANS Z223 1 Section 5 3 or applicable local codes Unusually Tight Construction The air that leaks around doors and windows may provide enough fre...

Страница 5: ...uel burning appliances in the space Vent free heater Btu Hr Gas water heater Btu Hr Gas furnace Btu Hr Vented gas heater Btu Hr Gas Fireplace logs Btu Hr Other gas appliances Btu Hr Total Btu Hr Do no...

Страница 6: ...pment shutoff valve ground joint union test gauge connection sediment trap tee joint pipe wrench A CSA AGA design certified equip ment shutoff valve with 1 8 NPT tap is an acceptable alternative to te...

Страница 7: ...s near bottom corners of lower front panel 2 Pull bottom of lower front panel forward then down see Figure 7 Methods For Attaching Mounting Bracket To Wall Only use last hole on each end of mounting b...

Страница 8: ...mounting bracket onto wall Line up last hole on each end of bracket with wall anchors 6 Insert mounting screws through bracket and into wall anchors 7 Tighten screws until mounting bracket is firmly f...

Страница 9: ...re regulator with wrench when connecting it to gas piping and or fittings CAUTION Use pipe joint sealant that is resistant to liquid petroleum LP gas Figure 14 Gas Connection The installer must supply...

Страница 10: ...ve to control valve see Figure 16 Apply mixture of liquid soap and water to gas joints Bubbles forming show a leak 5 Correct all leaks at once 6 Light heater see Operating Heater pages 10 and 11 for t...

Страница 11: ...ounterclockwise to desired heating Level The main burner should light Set control knob to any heat level between HI and LO This increases or decreases the burner flame height At times the room may exc...

Страница 12: ...near the floor If you smell gas STOP Follow B in the safety information on the side of heater If you can t smell gas go to the next step 5 Push in and turn control knob counterclockwise to PILOT posit...

Страница 13: ...sembly see Figure 25 With the unit off lightly blow air through the air inlet hole You may blow through a drinking straw if compressed air is not available Figure 25 Pilot Inlet Air Hole CLEANING HEA...

Страница 14: ...ff valve is not fully open 4 Thermocouple connection loose at control valve 5 Pilot flame is not touching thermocouple This allows thermocouple to cool causing pilot flame to go out This problem could...

Страница 15: ...ile heating or contracting while cooling 1 When heated vapors from furniture polish wax carpet cleaners etc turn into white powder residue REMEDY 1 Clean burner orifice see Cleaning and Maintenance pa...

Страница 16: ...ctions Page 10 2 Replace control valve 1 Take apart gas tubing and remove foreign matter 2 Locate and correct all leaks see Checking Gas Connections Page 10 1 This is common with most heaters if noise...

Страница 17: ...optional fan kit part HAB01 fits all models noted in this manual The fan has 3 settings ON OFF Auto The thermostatically controlled HAB01mproves heater efficiency and includes installation and operat...

Страница 18: ...1 8 ILLUSTRATED PARTS BREAKDOWN THERMOSTAT MODELS HB20TL HB30TL...

Страница 19: ...ass Retainer Lower Glass Retainer Self Tapping Screw Thermostat Valve Assembly Screws Thermostat Valve Base Ignitor Assembly Ignitor Line Pressure Regulator Washer Self Locking Screw Main Inlet Tube A...

Страница 20: ...2 0 ILLUSTRATED PARTS BREAKDOWN NON THERMOSTAT MODELS HB20ML HB30ML...

Страница 21: ...g Screw Control Valve Ignitor Line Control Knob Assembly Control Valve Fixed Nut Pressure Regulator Washer Self Locking Screw Main Inlet Tube Assembly ODS Line Assembly Lower Gas Outline Tube Assembly...

Страница 22: ...2 2...

Страница 23: ......

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