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103113

OWNER’S MANUAL

Note:

 Use only original replacement parts.

This will protect your warranty coverage
for parts replaced under warranty.

Parts Under Warranty

Contact authorized dealer from whom you
purchased this product. If they cannot sup-
ply original replacement part(s), call DESA
International’s Technical Service Depart-
ment at 1-800-323-5190 for referral infor-
mation.

When contacting your dealer or DESA In-
ternational, have ready:

• your name
• your address
• model number of your heater
• how heater was malfunctioning
• type of gas used (propane or natural

gas)

• purchase date

Usually, we will ask you to return the defec-
tive part to the factory.

Parts Not Under Warranty

Contact authorized dealers of this product.
If they cannot supply original replacement
part(s), call DESA International’s Parts
Department at 1-800-972-7879 for referral
information.

When calling DESA International, have
ready:

• model number of your heater
• the replacement part number

REPLACEMENT
PARTS

MANUAL SHUTOFF
VALVE - GA5010

Manual shutoff valve with
1/8" NPT tap.

SERVICE
PUBLICATIONS

You can purchase a service manual from 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 further questions about in-
stallation, operation, or troubleshooting.

If so, contact DESA International’s Techni-
cal Service Department at 1-800-323-5190.

SPECIFICATIONS

When gas pressure is too low

• pilot will not stay lit

• burner will have delayed ignition

• heater will not produce specified heat

When gas quality is bad

• pilot will not stay lit

• burner will produce flames and soot

• heater will backfire when lit

You may feel your gas pressure is too low or
gas quality is bad. If so, contact your local
natural gas supplier.

SERVICE HINTS

VN600B/CFN600B

Btu (Variable)

4,400/6,000

Type Gas

Natural Only

Ignition

Piezo

Pressure Regulator Setting

3" W.C.

Inlet Gas Pressure (inches of water)

Maximum

10.5"

Minimum

4"

Dimensions, Inches (H x W x D)

Heater (including knobs and grill)

21 1/2 x 13 1/2 x 7

Carton

24 3/4 x 16 3/4 x 7 1/2

Weight (pounds)

Heater

13.5

Shipping

19

Summary of Contents for BLUE FLAME BLUE FLAME VENT-FREE NATURAL GAS HEATER

Page 1: ...r call the fire department Installation and service must be performed by a qualified installer service agency or the gas supplier WARNING This is an unvented gas fired heater It uses air oxygen from t...

Page 2: ...ollow the gas supplier s instructions if you cannot reach your gas supplier call the fire department 3 Never install the heater in a recreational vehicle where curtains furniture clothing or other fla...

Page 3: ...space unless provisions are pro vided for adequate combustion and ventilation air Read the fol lowing instructions to insure proper fresh air for this and other fuel burning appliances in your home T...

Page 4: ...Have a Confined or Unconfined Space Use this worksheet to determine if you have a confined or unconfined space Space Includes the room in which you will install heater plus any adjoining rooms with do...

Page 5: ...ze 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 Fi...

Page 6: ...son must install heater Follow all local codes AnA G A design certifiedmanualshutoff valve with 1 8 NPT tap is an acceptable alternative to test gauge connection Pur chase the optional A G A design ce...

Page 7: ...ll shown Solid Wall 1 16 Space Figure 8 Tightening Anchors INSTALLING TO WALL Continued Placing Heater On Mounting Screws 1 Locate two keyhole slots on back panel of heater see Figure 9 2 Place large...

Page 8: ...r Installation must include a manual shutoff valve ground joint union and plugged 1 8 NPT tap Locate NPT tap within reach for test gauge hook up NPT tap must be up stream from heater see Figure 12 App...

Page 9: ...l 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 9 and 10 Check the rest of...

Page 10: ...ghts Note If pilot does not stay lit re fer to Troubleshooting pages 12 through 14 Also contact a quali fied service person or gas supplier for repairs Until repairs are made light pilot with match To...

Page 11: ...in Figure 20 turn heater off see To Turn Off Gas to Appliance page 10 see Troubleshooting pages 12 through 14 WARNING If yellow tipping occurs your heater could pro duce increased levels of carbon mon...

Page 12: ...le damaged 7 Control valve damaged REMEDY 1 Free ignitor cable if pinched by any metal or tubing Keep ignitor cable dry 2 Reconnect ignitor cable 3 Tighten nut holding piezo ignitor to heater cabinet...

Page 13: ...any 3 Replace gas regulator 1 Problem will stop after 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...

Page 14: ...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 statemen...

Page 15: ...rchaseaservicemanualfromthe 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 c...

Page 16: ...3113 NATURAL GAS HEATER VANGUARD 6000 BTU 12 2 12 1 ODS PILOT HEATER EXPLODED VIEW VN600B and CFN600B 10 12 11 1 2 3 4 5 6 7 9 8 10 13 14 15 16 17 18 21 23 24 27 22 26 25 19 20 28 29 ILLUSTRATED PARTS...

Page 17: ...271 03 Ignitor Cable 1 11 098249 01 Nut M5 2 12 100701 03 ODS Pilot Assembly 1 12 1 098514 01 Thermocouple 1 12 2 098594 01 Ignitor Electrode 1 13 099386 02 Burner 1 14 099387 05 Pilot Tubing 1 15 098...

Page 18: ...______________________________ _______________________________________________________________________________________________ _________________________________________________________________________...

Page 19: ...___________________ _______________________________________________________________________________________________ ____________________________________________________________________________________...

Page 20: ...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...

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