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10

104271

BLUE FLAME NATURAL GAS HEATER

®

CHECKING GAS
CONNECTIONS

 

 WARNING: Test all gas pip-

ing and connections for leaks
after installing or servicing. Cor-
rect all leaks at once.

 

 WARNING: Never use an

open flame to check for a leak.
Apply a mixture of liquid soap
and water to all joints. Bubbles
forming show a leak. Correct all
leaks at once.

Pressure Testing Gas Supply
Piping System

Test Pressures In Excess Of 1/2 PSIG
(3.5 kPa)

1.

Disconnect appliance with its appliance
main gas valve (control valve) and equip-
ment shutoff valve from gas supply pip-
ing system. Pressures in excess of 1/2 psig
will damage heater regulator.

2.

Cap off open end of gas pipe where
equipment shutoff valve was connected.

3.

Pressurize supply piping system by either
using compressed air or opening main gas
valve located on or near gas meter.

4.

Check all joints of gas supply piping
system. Apply mixture of liquid soap
and water to gas joints. Bubbles form-
ing show a leak.

5.

Correct all leaks at once.

6.

Reconnect heater and equipment
shutoff valve to gas supply. Check re-
connected fittings for leaks.

Test Pressures Equal To or Less Than
1/2 PSIG (3.5 kPa)

1.

Close equipment shutoff valve (see Fig-
ure 13).

2.

Pressurize supply piping system by ei-
ther using compressed air or opening
main gas valve located on or near gas
meter.

3.

Check all joints from gas meter to
equipment shutoff valve (see Figure
14). Apply mixture of liquid soap and
water to gas joints. Bubbles forming
show a leak.

4.

Correct all leaks at once.

Pressure Testing Heater Gas
Connections

1.

Open equipment shutoff valve (see Fig-
ure 13).

2.

Open main gas valve located on or near
gas meter.

3.

Make sure control knob of heater is in
the OFF position.

4.

Check all joints from equipment shutoff
valve to control valve (see Figure 14).
Apply mixture of liquid soap and wa-
ter to gas joints. Bubbles forming show
a leak.

5.

Correct all leaks at once.

6.

Light heater (see Operating Heater,
pages 10 and 11). Check the rest of the
internal joints for leaks.

7.

Turn off heater (see To Turn Off Gas
To Appliance
, page 11).

8.

Replace front panel.

ON

POSIT

O

POS

Figure 13 - Equipment Shutoff Valve

Equipment
Shutoff
Valve

Open

Closed

Figure 14 - Checking Gas Joints

Control Valve Location

Gas Meter

Equipment
Shutoff
Valve

OPERATING
HEATER

FOR YOUR SAFETY

READ BEFORE

LIGHTING

A. This appliance has a pilot which must

be lighted by hand. When lighting the
pilot, follow these instructions exactly.

B. BEFORE LIGHTING smell all

around the appliance area for gas. Be
sure to smell next to the floor because
some gas is heavier than air and will
settle on the floor.

WHAT TO DO IF YOU SMELL
GAS
• Do not try to light any appliance.
• Do not touch any electric 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 sup-

plier, call the fire department.

C. Use only your hand to push in or turn

the gas control knob. Never use tools.
If the knob will not push in or turn
by hand, don’t try to repair it, call a
qualified service technician or gas
supplier. Force or attempted repair
may result in a fire or explosion.

D. Do not use this appliance if any part

has been under water. Immediately
call a qualified service technician to
inspect the appliance and to replace
any part of the control system and
any gas control which has been un-
der water.

 

 WARNING: If you do not fol-

low these instructions exactly, a
fire or explosion may result caus-
ing property damage, personal
injury or loss of life.

INSTALLATION

Continued

Summary of Contents for Vanguard VN600BA

Page 1: ...st be per formed by a qualified installer service agency or the gas supplier WARNING Improper installa tion adjustment alteration ser vice ormaintenancecancause injury or property damage Re fer to this manual for correct installationandoperationalpro cedures For assistance or ad ditional information consult a qualified installer service agency or the gas supplier WARNING This is an unvented gas fi...

Page 2: ...r has an oxygen depletion sensing ODS safety shutoff system The ODS shuts down the heater if not enough fresh air is available See Air for Combustion and Ventilation pages 4 through 6 4 Keep all air openings in front and bot tom of heater clear and free of debris This will insure enough air for proper combustion 5 If heater shuts off do not relight until you provide fresh outside air If heater kee...

Page 3: ...net Grill Guard Glass Panel Front Panel Control Knob Ignitor Button 1 Remove heater from carton 2 Remove all protective packaging ap plied to heater for shipment 3 Check heater for any shipping damage If heater is damaged promptly inform dealer where you bought heater UNPACKING PRODUCT FEATURES SAFETY DEVICE This heater has a pilot with an Oxygen DepletionSensing ODS safetyshutoffsys tem The ODS p...

Page 4: ...o breathe Fresh air must enter your home All fuel burning appliances need fresh air for proper com bustion and ventilation Exhaustfans fireplaces clothesdryers and fuel burning appliances draw air from the house to operate You must provide ad equate fresh air for these appliances This will insure proper venting of vented fuel burning appliances PROVIDING ADEQUATE VENTILATION The following are exce...

Page 5: ...Btu Hr of all fuel 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 not include direct vent gas appliances Direct vent draws combustion air fro...

Page 6: ... required size of ventilation grills or ducts WARNING Rework work sheet adding the space of the adjoining unconfined space The combined spaces must have enough fresh air to supply all appliances in both spaces Figure 3 Ventilation Air from Outdoors Outlet Air Ventilated Attic Outlet Air Inlet Air Inlet Air Ventilated Crawl Space To Crawl Space To Attic Ventilation Air From Outdoors Provide extra f...

Page 7: ...ow all local codes LOCATING HEATER This heater is designed to be mounted on a wall WARNING Maintain the mini mumclearancesshowninFigure 4 Ifyoucan providegreaterclear ancesfromfloor ceiling andjoin ing wall CAUTION If you install the heater in a home garage heater pilot and burner must be at least 18 inches above floor locateheaterwheremovingve hicle will not hit it IMPORTANT Vent freeheatersaddmo...

Page 8: ...thick wall shown Solid Wall 1 16 Space Figure 8 Tightening Anchors INSTALLATION Continued Placing Heater On Mounting Screws 1 Locate two keyhole slots on back panel of heater see Figure 9 2 Place large openings of slots over screwheads Slide heater down until screws are in small portion of slots Figure 11 Installing Bottom Mounting Screw Figure 9 Location Of Keyhole Slots On Back Panel Of Heater R...

Page 9: ...the appliance IMPORTANT Installanequipmentshutoff valve in an accessible location The equip ment shutoff valve is for turning on or shutting off the gas to the appliance CAUTION Use only new black iron or steel pipe Inter nally tinned copper tubing may be used in certain areas Check your local codes Use pipe 3 8 diameter or greater to allow proper gas volume to heater If pipe is too small undue lo...

Page 10: ... the OFF position 4 Check all joints from equipment shutoff valve to control valve see Figure 14 Apply mixture of liquid soap and wa ter to gas joints Bubbles forming show a leak 5 Correct all leaks at once 6 Light heater see Operating Heater pages 10 and 11 Check the rest of the internal joints for leaks 7 Turn off heater see To Turn Off Gas To Appliance page 11 8 Replace front panel ON POSIT O P...

Page 11: ...s supplier for repairs 6 With control knob pressed in push down and release ignitor button This will light pilot The pilot is attached to the front of burner The pilot can be seen through the glass panel If needed keep pressing ignitor button until pilot lights Note If pilot does not stay lit refer to Troubleshooting pages 13 through 15 Also contact a qualified service person or gas supplier for r...

Page 12: ...R ORIFICE Use a vacuum cleaner pressurized air or small soft bristled brush to clean WARNING Turn off heater and let cool before cleaning CAUTION You must keep control areas burner and circu lating air passageways of heater clean Inspect these areas of heater before each use Have heaterinspectedyearlybyaquali fied service person Heater may need more frequent cleaning due to excessive lint from car...

Page 13: ...ect ignitor cable 3 Tighten nut holding piezo ignitor to heater cabinet Nut is located inside heater cabinet at top 4 Replace ignitor cable 5 Replace ignitor 6 Replace piezo ignitor 7 Replace ignitor 1 Turn on gas supply or open equipment shutoff valve 2 Turn control knob to PILOT position 3 Press in control knob while in PILOT position 4 Continue holding down control knob Repeat igniting operatio...

Page 14: ...fter a few hours of operation 1 Turn control knob to LOW position and let warm up for a minute 2 Operate burner until air is removed from line Have gas checked by local natural gas company 3 Observe minimum installation clear ances see Figure 4 page 7 4 Clean burner see Cleaning and Mainte nance page 12 or replace burner orifice 1 This is common with most heaters If noise is excessive contact qual...

Page 15: ...nwindows POSSIBLE CAUSE 1 Heater burning vapors from paint hair spray glues etc See IMPORTANT statement above 2 Gas leak SeeWarning statement at top of page 1 Not enough fresh air is available 2 Low line pressure 3 ODS pilot is partially clogged 1 Gas leak SeeWarning statement at top of page 2 Control valve defective 1 Foreign matter between control valve and burner 2 Gas leak SeeWarning statement...

Page 16: ...16 104271 BLUE FLAME NATURAL GAS HEATER 12 2 12 1 ILLUSTRATED PARTS BREAKDOWN VN600BA 10 12 11 1 2 3 4 5 6 7 9 8 10 13 14 15 17 18 21 22 25 20 24 23 19 26 27 16 ...

Page 17: ...R Deflector Unit 1 10 098271 03 Ignitor Cable 1 11 098249 01 Nut M5 2 12 099440 03 ODS Pilot Assembly 1 12 1 098514 01 Thermocouple 1 12 2 098594 01 Ignitor Electrode 1 13 104263 01 Burner 1 14 099387 05 Pilot Tubing 1 15 104259 03 Injector 1 piece 1 16 NJF 8C Hex Nut 1 17 099415 14 Pressure Regulator 1 18 099462 01 Burner Tubing 1 19 099391 02 Regulator Tubing 1 20 099413 01 Control Valve 1 21 09...

Page 18: ...the address listed on the back page of this manual Send a check for 5 00 payable to DESA International ACCESSORY Purchase this heater accessory from your local dealer If they cannot supply this ac cessory call DESA International s Parts Department at 1 800 972 7879 for referral information You can also write to the ad dress listed on the back page of this manual TECHNICAL SERVICE You may have furt...

Page 19: ...____________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ ___________________________________________________________________________________________...

Page 20: ...his warranty The heater MUST be installed by a qualified installer in accordance with all local codes and instructions furnished with the unit This warranty does not apply to parts that are not in original condition because of normal wear and tear or parts that fail or become damaged as a result of misuse accidents lack of proper maintenance or defects caused by improper installation Travel diagno...

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