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105456

DIRECT-VENT FIREPLACE (NATURAL/PROPANE)

CHDV34(N/P)(A)

TROUBLESHOOTING

Note: 

All troubleshooting items are listed in

order of operation.

  WARNING: Turn off heater

and let cool before servicing. Only
a qualified service person should
service and repair heater.

 CAUTION: Never use a wire,

needle, or similar object to clean
pilot. This can damage pilot unit.

POSSIBLE CAUSE

1. Ignitor electrode not connected to igni-

tor cable

2. Ignitor cable pinched or wet

3. Piezo ignitor nut is loose

4. Broken ignitor cable
5. Bad piezo ignitor
6. Ignitor electrode broken
7. Ignitor electrode positioned wrong

1. Gas supply turned off or manual shutoff

valve closed

2. Control knob not in PILOT position
3. Control knob not pressed in while in

PILOT position

4. Air in gas lines when installed

5.  Depleted gas supply (propane/LP models

only)

6. Pilot is clogged
7. Gas regulator setting is not correct

1. Control knob not fully pressed in
2. Control knob not pressed in long enough

3. Manual shutoff valve not fully open
4. Pilot flame not touching thermocouple,

which allows thermocouple to cool,
causing pilot flame to go out. This prob-
lem could be caused by one or both of
the following:
A) Low gas pressure
B) Dirty or partially clogged pilot

5. Thermocouple connection loose at con-

trol valve

6. Thermocouple damaged
7. Control valve damaged

REMEDY

1. Reconnect ignitor cable

2. Free ignitor cable if pinched by any

metal or tubing. Keep ignitor cable dry

3. Tighten nut holding piezo ignitor. Nut

is located behind the mounting bracket.

4. Replace ignitor cable
5. Replace piezo ignitor
6. Replace pilot assembly
7. Replace pilot assembly

1. Turn on gas supply or open manual

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 operation until air is re-
moved

5.  Contact local propane/LP gas company
6. Clean pilot (see Cleaning and Mainte-

nance, page 27) or replace pilot assembly

7. Replace gas control

1. Press in control knob fully
2. After pilot lights, keep control knob

pressed in 30 seconds

3. Fully open manual shut-off valve
4. A) Contact local gas company

B) Clean pilot (see Cleaning and
Maintenance
, page 27) or replace pi-
lot assembly

5. Hand tighten until snug, then tighten

1/4 turn more

6. Replace thermocouple
7. Replace control valve

OBSERVED PROBLEM

When ignitor button is pressed, there is no
spark at pilot

When ignitor button is pressed, there is
spark at pilot but no ignition

Pilot lights but flame goes out when control
knob is released

www.desatech.com

Note:

 For additional help, visit DESA

International’s Technical Service web
site at 

www.desatech.com

.

Содержание CHDV34(N/P)(A)

Страница 1: ...istanceoradditionalinformation consult a qualified installer ser vice agency or the gas supplier This appliance may be installed in an aftermarket manufactured mobile home where not prohibited by stat...

Страница 2: ...indicated on fire place nameplate 14 This appliance when installed must be electrically grounded in accordance with local codes or in the absence of local codes with the National Electri cal Code ANS...

Страница 3: ...replace has a piezo ignitor This sys tem requires no matches batteries or other sources to light fireplace Figure 1 Comfort Glow Direct Vent Fireplace CHDV Series Glass Door Assembly Blower Adjustment...

Страница 4: ...e See Figure 3 20 34 3 4 5 8 for drywall facing Must maintain a minimum 1 clearance to combustibles 34 1 2 34 3 4 20 Vertical Termination 19 Horizontal Termination CLEARANCES Minimum clearances to com...

Страница 5: ...be any obstruction such as bushes garden sheds fences decks or utility buildings within 24 from the front of the termination cap Do not locate termination cap where ex cessive snow or ice build up may...

Страница 6: ...aved side walk or a paved driveway located on public property 84 inches 2133mm minimum M clearance under veranda porch deck 12 inches 305mm minimum N clearance above a roof shall extend a minimum of 2...

Страница 7: ...per length of vent pipe for the type of termination you choose It is also important to note the wall thickness For Horizontal Termination Select the amount of vertical rise desired The horizon tal run...

Страница 8: ...pipe and el bows to the appliance adaptor with pipe seams oriented towards the wall or floor Twist lock Procedure The female ends of the pipes and fittings have four locking lugs indentations These lu...

Страница 9: ...ition the vent cap in the center of the 7 1 2 or 10 hole on the exterior wall with the arrow on the vent cap pointing up Insure proper clearance of 1 to combustibles is maintained At tach the vent cap...

Страница 10: ...Note This configuration for use with corner installation UP Horizontal Venting See information in Figures 16 and 17 for Vertical V and Horizontal H maxi mums and minimums The same amounts apply for f...

Страница 11: ...max 8 min 8 min 20 max 20 max 8 max 20 max Venting with Two 90 Elbows Vertical V Horizontal H1 Horizontal H2 5 min 6 max 6 min 12 max 7 min 18 max 8 min 20 max 20 max 20 max Figure 19 Horizontal Termi...

Страница 12: ...cutting loadbearing members Note Pay spe cial attention to these installation in structions for required clearances air space to combustibles when passing through ceilings walls roofs enclo sures att...

Страница 13: ...tally using a level Temporarily tack the support box in place through the inside walls and into the roof sheathing 4 Using tin snips cut the supportbox from the top corners down to the roofline and fo...

Страница 14: ...eleva tion above 4500 feet in Canada check with local authorities Consult your local gas company to help de termine the proper orifice for your location For assistance with any high altitude instal la...

Страница 15: ...x 6 5 8 Number Description Available from DESA International SD2040 Simpson Dura Vent GS 30 Elbow 6 pcs SD2050 Simpson Dura Vent GS 60 Elbow 6 pcs Available from Simpson Dura Vent Only 902 7 x 48 Pip...

Страница 16: ...system scirculatingblowerwhile using heater This will help circu late the heat throughout the house In the event of a power outage you can use this heater as your primary heat source NOTICE A qualifi...

Страница 17: ...sup port bracket if exiting through the right side see Figure 33 Route power cord through both plastic bushing s and plug the power cord into a properly grounded 3 prong wall receptacle near the fireb...

Страница 18: ...tor if allowed by local codes not provided AnA G A design certifiedmanualshutoff valve with 1 8 NPT tap is an acceptable alternative to test gauge connection Pur chase the A G A design certified manua...

Страница 19: ...e provided by installer from manual shutoff valve to fireplace Route flexible gas supply line through one of the access holes on side of fireplace 3 Attach flexible gas line from gas sup ply to contro...

Страница 20: ...e see Fig ure 37 2 Open propane LP supply tank valve for propane LP fireplace or main gas valve located on or near gas meter for natu ral gas fireplace 3 Make sure control knob of fireplace is in the...

Страница 21: ...the top and bottom of glass door frame INSTALLING OPTIONAL WIRELESS HAND HELD REMOTE CONTROL CGHRC SERIES CGHRCT SERIES Installing Remote Receiver 1 Open bottom louver and locate the switch bracket o...

Страница 22: ...ely secure retainer brackets to grate Brackets are adjustable left to right to allow proper placement of panel These will hold rear panel in place while installing side panels 5 Install left side bric...

Страница 23: ...log as shown in Figure 50 4 Place log 4 right log onto the front left part of the grate making sure the notches fits over the prong of the grate see Figure 51 5 Place lava rock along sides and front o...

Страница 24: ...ighting 8 Turn knob on gas control counter clockwise to PILOT 9 Push in control knob all the way and hold Immediately light the pilot by repeatedly depressing the piezo spark ignitor until a flame app...

Страница 25: ...not leave the selec tor switch in the REMOTE position 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 t...

Страница 26: ...or the proper flame height Alterations may have occurredduringshippingandhandling Call a qualified service person to readjust the pilot if necessary The height of the thermopile must be 3 8 to 1 2 abo...

Страница 27: ...and fittings and can be caused by having excessive lateral runs too many el bows or exterior portions of the sys tem being exposed to cold weather 4 Inspect joints to verify that no pipe sec tion or f...

Страница 28: ...rmocouple connection loose at con trol valve 6 Thermocouple damaged 7 Control valve damaged REMEDY 1 Reconnect ignitor cable 2 Free ignitor cable if pinched by any metal or tubing Keep ignitor cable d...

Страница 29: ...moved from line Have gas line checked by local pro pane LP gas company 3 Clean burner see Cleaning and Mainte nance page 27 or replace burner orifice 1 Adjust the log set so that the flame does not ex...

Страница 30: ...nt above 1 Improper log placement 2 Air holes at burner inlet blocked 3 Burner flame holes blocked OBSERVED PROBLEM Fireplace produces unwanted odors Fireplace shuts off in use Gas odor even when cont...

Страница 31: ...0 337 2564 You can also visit DESA International s Technical Service web site at www desatech com REPLACEMENT PARTS Figure 58 Blower Wiring Diagram for Thermostat Controlled Models WIRING DIAGRAM CAUT...

Страница 32: ...HDV34 N P A ILLUSTRATED PARTS BREAKDOWN CHDV34N A 1 2 3 4 6 6 39 5 5 6 5 11 Included in Hardware Pack 7 7 8 10 9 12 13 14 15 16 17 18 19 20 35 21 22 23 24 25 26 27 28 28 29 30 34 1 34 4 34 2 34 3 36 3...

Страница 33: ...ilot Natural 1 19 104498 01 Thermocouple 1 20 104499 01 Thermopile 1 21 104500 01 Ignitor 1 22 104501 01 Ignitor Bracket 1 23 104502 01 Ignitor Screw 1 24 104503 01 Ignitor Wire 1 25 104504 01 Burner...

Страница 34: ...CHDV34 N P A ILLUSTRATED PARTS BREAKDOWN CHDV34P A 1 2 3 4 6 6 39 5 5 6 5 11 Included in Hardware Pack 7 7 8 10 9 12 13 14 15 16 17 18 19 20 35 21 22 23 24 25 26 27 28 28 29 30 34 1 34 4 34 2 34 3 36...

Страница 35: ...104497 02 SIT Pilot Propane LP 1 19 104498 01 Thermocouple 1 20 104499 01 Thermopile 1 21 104500 01 Ignitor 1 22 104501 01 Ignitor Bracket 1 23 104502 01 Ignitor Screw 1 24 104503 01 Ignitor Wire 1 25...

Страница 36: ...glass panel with in cluded clips RECEIVER AND HAND HELD ON OFF REMOTE CONTROL KIT CGHRC SERIES For all models Allows the heater to be turned on and off conveniently RECEIVER AND HAND HELD THERMOSTAT R...

Страница 37: ...___________________ _______________________________________________________________________________________________ ____________________________________________________________________________________...

Страница 38: ...ring a defective heater will be the responsibility of the owner TOTHEFULLEXTENTALLOWEDBYTHELAWOFTHEJURISDICTIONTHATGOVERNSTHESALEOFTHEPRODUCT THIS EXPRESS WARRANTY EXCLUDES ANY AND ALL OTHER EXPRESSED...

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