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15

103449

OWNER’S MANUAL

OPERATING
HEATER

Continued

TO TURN OFF GAS TO

APPLIANCE

1.

Follow steps 1 through 6 under Light-
ing Instructions
, page 14.

2.

Depress control knob and light pilot
with match.

3.

Keep control knob pressed in for 30
seconds after lighting pilot. After 30
seconds, release control knob. Now
follow steps 9 through 11, column 1.

9.

Slightly push in and turn control
knob counterclockwise  

 to

the ON position.

10. Wait one minute and switch selector

switch to the ON position to light
burners.

11. Set flame adjustment knob to any

level between HI and LO.

 CAUTION: Do not try to ad-

just heating levels by using the
manual shutoff valve.

 WARNING: Make sure the

selector switch is in the OFF po-
sition when you are away from
home for long periods of time.
Heater will come on automati-
cally with selector switch in the
ON position.

Shutting Off Heater

1.

Turn control knob clockwise  
to the OFF position.

2a. Set selector switch in the OFF position
2b.

If Using Optional Hand-Held Re-
mote:

 Set selector switch in the OFF

position to keep from draining battery.

Shutting Off Burners Only (pilot
stays lit)

You may shut off the burners and keep
the pilot lit by doing one of the following:

• Turn control knob clockwise  

to the PILOT position.

• Use remote control manual OFF button.

• Set selector switch in the OFF position.

Continued

MANUAL LIGHTING

PROCEDURE

Note:

 All remote control accessories must

be purchased separately (see Accessories,
page 23). Follow instructions included
with the remote control.

Thermostat Control Operation

(Optional GHRCT Only) The thermo-
stat control setting on the remote control
unit can be set to any comfort level be-
tween HI and LO. The burners will turn
on and off automatically to maintain the
comfort level you select. The ideal com-
fort setting will vary by household de-
pending upon the amount of space to be
heated, the output of the central heating
system, etc.

For wall thermostat operation, follow in-
struction supplied with thermostat acces-
sory GWMT1. For wall switch operation
follow instructions supplied with GWMS2.

OPTIONAL REMOTE

OPERATION

NOTICE: You must light the pilot
before using the hand-held re-
mote control unit. See 

Lighting

Instructions on page 14.

1.

After lighting, let pilot flame burn for
about one minute. Turn control knob
to ON position. Adjust flame adjust-
ment knob anywhere between HI and
LO. Slide the selector switch to the
REMOTE position. 

Note:

 The burn-

ers may light if hand-held remote ON
button was on when selector switch
was last turned off. You can now turn
the burners on and off with the hand-
held remote control unit.

IMPORTANT:

  Do not leave the se-

lector switch in the REMOTE posi-
tion when the pilot is not lit. This will
drain the battery.

IMPORTANT:

 Be sure to press the

ON/OFF buttons on the hand-held
remote control unit for up to 3 sec-
onds to assure proper operation.

GHRC Operation:

2a. Press the ON/OFF button to turn the

burners on and off. When turning
burners off, the pilot will remain lit.

GHRCT Operation:

2b. Select the MAN (manual) or AUTO

button on the hand-held remote con-
trol unit (see Figure 24, page 16).
• In manual mode, turn burners on

or off by pressing the ON or OFF
buttons on the hand-held remote
control unit.

• In auto mode, the room tempera-

ture is controlled by the thermo-
stat in the hand-held remote con-
trol unit. To increase the room tem-
perature, press the top arrow of the
TEMP button. To lower room the
temperature, press the bottom ar-
row of the TEMP button. At higher
settings the heater will run longer.

IMPORTANT:

 This remote control

has been specially engineered to
take an air temperature sample ev-
ery 5.5  minutes in the auto mode.
It will not respond immediately to
the temperature setting being
turned up or down.

IMPORTANT:

  The hand-held re-

mote control unit must be near the
heater. Do not keep the hand-held
remote control unit too close to the
heater. The thermostat on the
hand-held remote control unit will
heat up too quickly and turn the
heater off.

Summary of Contents for VS18NR

Page 1: ...roperty damage Refer to this manual for cor rect installation and operational proce dures For assistance or additional in formation consult a qualified installer service agency or the gas supplier WAR...

Page 2: ...with a fire placescreeninplace Makesurefireplace screen is closed before running heater 8 This log heater is designed to be smoke less If logs ever appear to smoke turn offheaterandcallaqualifiedservi...

Page 3: ...ed to ANS Z21 11 2 standard for unvented heaters State and local codes in some areas prohibit the use of vent free heaters This heater may also be operated as a vented decorative ANS Z21 60 product by...

Page 4: ...rating of one perm 6x10 11 kg per pa sec m2 or less with open ings gasketed or sealed and b weather stripping has been added on openable windows and doors and c caulking or sealants are applied to ar...

Page 5: ...ances Direct vent draws combustion air from the outdoors and vents to the outdoors 4 Compare the maximum Btu Hr the space can support with the actual amount of Btu Hr used _________________ Btu Hr max...

Page 6: ...d Crawl Space To Crawl Space To Attic Or Remove Door into Adjoining Room Option 3 Ventilation Grills Into Adjoining Room Option 2 Ventilation Grills Into Adjoining Room Option 1 12 12 Figure 2 Ventila...

Page 7: ...l codes INSTALLATION CHECK GAS TYPE Use only natural gas If your gas supply is not natural gas do not install heater Call dealer where you bought heater for proper type heater INSTALLATION AND CLEARAN...

Page 8: ...ntel If not using a mantel follow the information below You must have noncombustible material s above the fireplace opening Noncombus tible materials such as slate marble tile etc must be at least 1 2...

Page 9: ...pening Underside of Mantel Shelf Mantel Shelf 12 A 20 241 2 271 2 30 All minimum distances are in inches 2 1 2 6 8 10 Minimum Noncombustible Material 8 Min 12 15 18 All minimum distances are in inches...

Page 10: ...rsarelevel Ifheaterisnotlevel heaterwill not work properly Area of Various Standard Round Flues Diameter ins Area sq ins 5 20 sq inches 6 29 sq inches 7 39 sq inches 8 51 sq inches INSTALLING DAMPER C...

Page 11: ...ed Purchase the optional A G A design certified manual shutoff valve from your dealer See Accessories page 23 Minimum inlet pressure for purpose of input adjustment Figure 13 Gas Connection Tee Joint...

Page 12: ...ts individual manual shutoff valve from gas supply piping system Pressures in excess of 1 2 psig will damage heater regulator 2 Cap off open end of gas pipe where manual shutoff valve was connected 3...

Page 13: ...ure 16 Push back of logs flush with metal grate bar Note 18 model has only one front log 2 Rest bottom middle log 2 behind metal posts on front burner Make sure the grooves in the bottom of the log fi...

Page 14: ...re 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 us...

Page 15: ...em etc For wall thermostat operation follow in struction supplied with thermostat acces sory GWMT1 For wall switch operation followinstructionssuppliedwithGWMS2 OPTIONAL REMOTE OPERATION NOTICE You mu...

Page 16: ...Off with the Hand Held Remote Unit Figure 24 Thermostat Hand Held Remote Control Unit Selections GHRCT only The log heater will automatically cycle between pilot and the heat setting that has been se...

Page 17: ...e pattern Theincorrectpilotflameisnottouch ing the thermocouple This will cause the thermocouple to cool When the thermo couple cools the heater will shut down If pilot flame pattern is incorrect as s...

Page 18: ...ware store or home center may carry com pressed air in a can You can use a vacuum cleaner in the blow position If using com pressed air in a can please follow the direc tions on the can If you don t f...

Page 19: ...D PROBLEM When ignitor button is pressed there is no spark at ODS pilot When ignitor button is pressed there is spark at ODS pilot but no ignition ODS pilot lights but flame goes out when control knob...

Page 20: ...en using furniture polish wax carpet cleaners or similar products 1 Replace 9 volt batteries in receiver and remote control OBSERVED PROBLEM One or both burners do not light after ODS pilot is lit Del...

Page 21: ...SIBLE CAUSE 1 Metal expanding while heating or con tracting while cooling 1 Heater burning vapors from paint hair spray glues cleaners chemicals new carpet etc See IMPORTANT state ment above 2 Low fue...

Page 22: ...r TECHNICAL SERVICE You may have further questions about in stallation operation or troubleshooting If so contact DESA International s Technical Service Department at 1 800 DESA LOG 1 800 337 2564 You...

Page 23: ...LL MOUNT ON OFF SWITCH GWMS2 Not Shown For all models Allows the gas log heater to be turned on and off with a wall switch WALL MOUNT THERMOSTAT SWITCH GWMS1 Not Shown For all models The desired comfo...

Page 24: ...URAL GAS LOG HEATER DESA INTERNATIONAL ILLUSTRATED PARTS BREAKDOWN VARIABLE CONTROL CFS18NR VS18NR VS24NR VS30NR 8 9 10 11 8 8 12 13 23 14 26 27 6 6 16 19 31 21 22 29 30 17 24 20 15 28 18 10 1 10 2 6...

Page 25: ...271 03 Ignitor Cable 1 14 102445 01 102445 01 102445 01 Piezo Ignitor 1 15 103588 01 103588 01 103588 01 Heat Shield 1 16 103782 01 103782 01 103782 01 Valve Bracket 1 17 M12461 26 M12461 26 M12461 26...

Page 26: ...such other costs related to repairing a defective heater will be the responsibility of the owner TOTHEFULLEXTENTALLOWEDBYTHELAWOFTHEJURISDICTIONTHATGOVERNSTHESALEOFTHEPRODUCT THIS EXPRESS WARRANTY EX...

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