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SERVICE MANUAL

GRH/PV 005

VANGUARD FRONT

Do not store or use gasoline or other
flammable vapors and liquids in the
vicinity of this or any other appliance.

FOR YOUR SAFETY

FOR YOUR SAFETY

WHAT TO DO IF YOU SMELL GAS

• Do not try to light any appliance.
• Do not touch any electrical switch; do

not use any phone in your building.

• Immediately call your gas supplier

from a neighbor’s phone. Follow the
gas supplier’s instructions.

• If you cannot reach your gas supplier,

call the fire department.

WARNING

: Improper installation, ad-

justment, alteration, service or mainte-
nance can cause injury or property dam-
age. Refer to this manual for correct
installation and operational procedures.
For assistance or additional information
consult a qualified installer, service
agency or the gas supplier.

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Save this manual for future reference.

CERAMIC PLAQUE MODELS

VENT-FREE GAS HEATERS

Summary of Contents for VP2600

Page 1: ...s supplier s instructions If you cannot reach your gas supplier call the fire department WARNING Improper installation ad justment alteration service or mainte nance can cause injury or property dam a...

Page 2: ...tion Gas Type 8 Location Safety Precautions 8 Gas Supply Installation 9 Propane Installation 10 External Regulators 10 Section 6 Test Procedures Testing Gas Supply Line Connections 11 Testing Heater G...

Page 3: ...ny phone in your building Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department 5 Never insta...

Page 4: ...Fan Kit GA2100A The fan accessory pro vides better heat distribution in the room 2 Floor Mounting Stand GA4000 3 plaque models and GA4010 5 plaque models The floor stand allows the heater to be instal...

Page 5: ...e held down at least 10 seconds until the thermocouple is heated enough to hold the valve open Once the pilot flame is established the control knob can be released and turned to any of the operating p...

Page 6: ...mo couple provides a low level electric current to an electromagnetic plunger in the control valve This low level electric current keeps the plunger open allowing gas to flow to the pilot and the main...

Page 7: ...alling vent free gas heaters Source Information Controls Inc P O Box 52275 Raleigh North Carolina 1 800 334 5886 Item ESL 16 Approximate Cost 14 00 DESA International P O Box 90004 Bowling Green KY 42...

Page 8: ...bustible surfaces MUST NOT be less than shown in Figure 7 These are absolute minimum clearances Greater clearances should be allowed if possible The heater can also be mounted to an optional floor mou...

Page 9: ...ult in clogged valves IMPORTANT Pressure regulator must be held with wrench when connecting gas piping and or fittings to pressure regulator External Regulator For LP Heaters Only Drip Leg Trap Figure...

Page 10: ...cult for freezing rain or sleet to plug a vent that has been installed pointing down Older style vents may not have the lip and are far less resistant to freeze up problems see Figure 10 A regulator w...

Page 11: ...ely WARNING NEVER USE AN OPEN FLAME TO CHECK FOR A LEAK Apply a solution of liquid detergent and water to all connections The formation of bubbles indicate leaks that must be corrected Pressure Testin...

Page 12: ...tion 230 ma maximum Drop out current specification 80 ma minimum If the control valve operates correctly during the above test it is likely that the problem is the result of a bad thermocouple 7 Conne...

Page 13: ...put Maximum 16 000 16 000 26 000 26 000 Minimum 6 000 6 000 6 000 11 000 Fresh Air Opening Minimum 16 sq in 16 sq in 26 sq in 26 sq in MODELS VN1800 VN1800T VN3000 VN3000T VN1800A VN1800TA VN3000A VN3...

Page 14: ...e Causes 1 Ignitor cable 2 Ignitor electrode position and or cleanli ness 3 Ignitor electrode body cracked 4 Control knob not fully depressed 5 Control valve malfunction Procedures 1 Check the ignitor...

Page 15: ...re clip from the bi metal strip located on the pilot tube see Figure 14 Remove the brass cover and clean any dust or cob webs from the air gas mixing chamber Reassemble the brass cover with the wire c...

Page 16: ...at the room is properly ventilated See SPECIFICATIONS page 13 for the minimum fresh air openings required If necessary instructtheusertoslightlyopen a window for proper ventilation 4 Be sure that stro...

Page 17: ...fold pressure with a manometer to be sure that the regulator is not defective See SPECIFICATIONS on page 13 for the model you are servicing Third check the pilot assembly and pilot line to be sure tha...

Page 18: ...the outside of the tank The ice acts as an insulator and can reduce the evaporation rate and the pressure to your heater If an im proper tank size is causing a low supply pressure to the heater con t...

Page 19: ...r and gas supply connec tions for leaks See procedures under Testing Gas Supply Line Connections and Testing Heater Gas Connections on page 11 of this service manual 2 If all gas connections inside an...

Page 20: ...as malfunctioning type of gas used propane or natural gas purchase date In most cases we will ask you to return the defective part to the factory Parts Not Under Warranty Contact authorized dealers of...

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