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113896-01D

18

INSTALLATION

Continued

Figure 26 - Installing One-Piece Log Set

LO

PIL

OT

OF

F

HI

One-Piece 
Log Set

Burner

“U”-shaped 
Cutout in 
Chassis

Chassis

Figure 27 - Installing One-Piece Log set 

(Top View)

One-Piece Log Set

Burner 
Ports

PRESSURE TESTING HEATER GAS 
CONNECTIONS

1.  Open equipment shutoff valve (see Figure 23, 

page 17).

2.  Open main gas valve located on or near gas 

meter for natural gas or open propane/LP 

supply tank valve.

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

position.

4. 

Check all joints from equipment shutoff valve 

to thermostat gas valve (see Figures 24 and 

25, page 17). Apply noncorrosive leak detec

-

tion fluid to all joints. Bubbles forming show 

a leak.

5.  Correct all leaks at once.

6.  Light heater (see 

Operating Heater

, page 19). 

Check all other internal joints for leaks.

7.  Turn off heater (see 

To Turn Off Gas to Appli-

ance

, page 21).

8.  Replace front panel.

INSTALLING LOGS

 WARNING: Failure to posi-

tion  the  parts  in  accordance 

with  these  diagrams  or  failure 

to  use  only  parts  specifically 

approved with this heater may 

result  in  property  damage  or 

personal injury.

  CAUTION:  After  installa-

tion and periodically thereafter, 

check  to  ensure  that  no  flame 

comes in contact with any log. 

With the heater set to HI, check 

to see if flames contact any log. If 

so, reposition logs according to 

the log installation instructions 

in this manual. Flames contact-

ing logs will create soot.

It is very important to install the logs exactly as 

instructed. Do not modify logs. Only use logs 

supplied with heater.

Place one-piece log set on grate to fit as illustrated 

in Figure 26. Make sure back section of log set is 

seated into “U”-shaped cutout in center of chassis 

(see Figure 26). 

IMPORTANT:

 Make sure log does 

not cover any burner ports (see Figure 27).

f i r e - p a r t s . c o m

Summary of Contents for Comfort Glow CF26NTA

Page 1: ...y phone in your building Immediatelycallyourgassupplierfromaneighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department Installation and serv...

Page 2: ...s an unvented gas fired heat er It uses air oxygen from the room in which it is installed Provisions for adequate combustion and ventilation air must be provided Refer to Air for Combustion and Ven ti...

Page 3: ...rtain you read and understand all warn ings Keep this manual for reference It is your guide to safe and proper operation of this heater WARNING Any change to this heater or its controls can be dangero...

Page 4: ...tilation to run properly This fireplace has an Oxygen Deple tion Sensing ODS safety shutoff system The ODS shuts down the fireplace if not enough fresh air is available See Air for Combustion and Vent...

Page 5: ...s are built more energy efficient than ever New materials increased insulation and new construction methods help reduce heat loss in homes Home owners weather strip and caulk around windows and doors...

Page 6: ...re considered a part of the uncon fined space Adjoining rooms are communicating only if there are doorless DETERMINING FRESH AIR FLOW FOR Fireplace LOCATION Determining if You Have a Confined or Uncon...

Page 7: ...two perma nent openings one within 12 of the ceiling and one within 12 of the floor on the wall connecting the two spaces see options 1 and 2 Figure 2 You can also remove door into adjoining room see...

Page 8: ...e minimum clearances shown in Figure4and5 page9 Ifyoucan providegreaterclearancesfrom floor ceiling and joining wall You can recess firebox into the wall You can also position fireplace in the optiona...

Page 9: ...42 365 8 257 8 513 4 267 8 Figure 6 Rough Opening for Installing in Corner 267 8 267 8 3 4 Off The Floor Minimum 10 1 2 Figure 5 Rough Opening for Installing in Wall Figure 4 Minimum Clearance for Co...

Page 10: ...the firebox front facing IMPORTANT Noncombustible materials such as brick tile etc may overlap the front facing but should never cover any necessary openings like louvered slots WARNING Do not allow n...

Page 11: ...shim in slot on mitered edge of side trim see Figure 9 6 While firmly holding edges of trim together tighten both set screws on the adjusting plate with slotted screwdriver 7 Repeat steps 1 through 6...

Page 12: ...nnection when servicingcontrols Wiringerrors cancauseimproperanddanger ous operation CAUTION Verify proper op eration after servicing Note If you are using a mantel with your heater use the following...

Page 13: ...onnect red wire to theAUTO switch posi tion Reconnect blue wire to the ON switch position Reconnect green and white wires to the power cord 10 Install the switch plate on the blower control shield wit...

Page 14: ...not included Outlet Receptacle Strain Relief Blue Red 1 Install a snap bushing found in hardware kit into one of the holes found on rear of blower control shield The other hole is for a strain relief...

Page 15: ...ent trap tee joint pipe wrench test gauge connection ACSAdesign certified equipment shutoff valve with 1 8 NPT tap is an acceptable alternative to test gauge connection Purchase the optional CSA desig...

Page 16: ...ied equipment shutoff valve from your dealer See Accessories page 27 Minimum inlet pressure for purpose of input adjustment 3 Minimum Gas Control Propane LP From External Regulator 11 W C to 14 W C Pr...

Page 17: ...l valve and equipment 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 equipment shutoff valve was connecte...

Page 18: ...ernal joints for leaks 7 Turn off heater see To Turn Off Gas to Appli ance page 21 8 Replace front panel INSTALLING LOGS WARNING Failure to posi tion the parts in accordance with these diagrams or fai...

Page 19: ...shutoff valve is fully open 3 Turn control knob clockwise to the OFF position 4 Wait five 5 minutes to clear out any gas Then smell for gas including near the floor If you smell gas STOP Follow B in...

Page 20: ...E 1 Follow steps 1 through 6 under Lighting Instructions page 19 2 Depress control knob and light pilot with match 3 Keep control knob pressed in for30 seconds after lighting pilot After 30 seconds re...

Page 21: ...t hair with a soft cloth or vacuum cleaner nozzle 5 Blow air into the primary air holes on the injector holder 6 In case any large clumps of dust have now been pushed into the burner repeat steps 3 an...

Page 22: ...1 Ignitor electrode not con nected to ignitor cable 2 Ignitor cable pinched or wet 3 Piezo ignitor nut is loose 4 Broken ignitor cable 5 Bad piezo ignitor 6 Ignitor electrode positioned wrong 7 Ignito...

Page 23: ...toff valve 2 Turn control knob to PILOT position 3 Press in control knob while in PILOT position 4 Continue holding down con trol knob Repeat igniting op eration until air is removed 5 Contact local p...

Page 24: ...rner for dirt and debris If found clean burner see Cleaning and Mainte nance page 21 2 Replace gas control 3 Problem will stop after a few hours of operation 1 Refer to Air for Combustion and Ventilat...

Page 25: ...DS pilot seeCleaning and Maintenance page 21 1 Locate and correct all leaks see Checking Gas Connec tions page 17 2 Replace control valve 1 Take apart gas tubing and remove foreign matter 2 Locate and...

Page 26: ...call DESA Heating Products at 1 866 672 6040 for referral information When calling DESA Heating Products have ready model number of your heater the replacement part number Parts Central These Parts C...

Page 27: ...SE Not Shown GMC83F Oak Finished Georgian Design CS26CP Black Red Oak Cottage Design GMC63UD Unfinished Traditional Design CMA208FB Light Oak Finished Traditional Design For all models Space saving ma...

Page 28: ...www desatech com 113896 01D 28 Illustrated Parts Breakdown Models CF26PTA and CF26NTA 12 9 10 11 16 20 18 1 8 5 4 7 6 19 13 19 14 2 19 19 3 15 17 19 fire parts com...

Page 29: ...nlet Tube 1 8 102983 06 Outlet Burner Tube 1 111331 08 Outlet Burner Tube 1 9 099056 29 Burner Orifice Injector 1 099056 20 Burner Orifice Injector 1 10 111124 01 Burner Retainer Spring 1 11 102980 01...

Page 30: ...www desatech com 113896 01D 30 ILLUSTRATED PARTS BREAKDOWN Models CF26PTA and CF26NTA 5 8 15 17 13 14 11 2 11 1 19 4 12 16 10 6 5 9 1 2 18 7 20 2 20 3 20 1 18 18 16 21 3 18 16 3 21 fire parts com...

Page 31: ...1 8 Bay Front Base 1 9 105421 01 Heat Deflector 1 10 105409 01 Fan Control Shield 1 11 1 105401 01 Screen Rod 1 11 2 105440 01 Screen Assembly 1 12 101386 02 Hinge 2 13 Rivets 8 14 105262 01CK Louver...

Page 32: ...ts related to repairing a defective fireplace will be the responsibility of the owner TO THE FULL EXTENT ALLOWED BY THE LAW OF THE JURISDICTION THAT GOVERNS THE SALE OF THE PRODUCT THIS EXPRESS WARRAN...

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