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107882-01H

For more information, visit www.desatech.com

For more information, visit www.desatech.com

2

Due to high temperatures, the appliance should be
located out of traffic and away from furniture and
draperies.

Do not place clothing or other flammable material on
or near the appliance. Never place any objects on the
heater.

Surface of heater becomes very hot when running
heater. Keep children and adults away from hot sur-
face to avoid burns or clothing ignition. Heater will
remain hot for a time after shutdown. Allow surface to
cool before touching.

Carefully supervise young children when they are in
the same room with heater.

Make sure grill guard is in place before running
heater.

Keep the appliance area clear and free from combus-
tible materials, gasoline and other flammable vapors
and liquids.

TABLE OF CONTENTS
SAFETY INFORMATION

WARNING ICON

G 001

WARNINGS

IMPORTANT: Read this owner’s manual carefully and
completely before trying to assemble, operate, or ser-
vice this heater. Improper use of this heater can cause
serious injury or death from burns, fire, explosion,
electrical shock, and carbon monoxide poisoning.

 DANGER: Carbon monoxide poisoning may lead

to death!

 WARNING: Any change to this heater or its

controls can be dangerous.

1.

This appliance is only for use with the type of gas indicated on
the rating plate. This appliance is not convertible for use with
other gases.

2.

Do not place propane/LP supply tank(s) inside any structure.
Locate propane/LP supply tank(s) outdoors (propane/LP mod-
els only).

 WARNING: Do not use any accessory not ap-

proved for use with this heater.

Carbon Monoxide Poisoning:

 Early signs of carbon monoxide

poisoning resemble the flu, with headaches, dizziness, or nausea. If
you have these signs, the heater may not be working properly. Get
fresh air at once!
 Have heater serviced. Some people are more
affected by carbon monoxide than others. These include pregnant
women, people with heart or lung disease or anemia, those under the
influence of alcohol, and those at high altitudes.

Natural and Propane/LP Gas:

 Natural and propane/LP gases are

fuel gases. Fuel gases are odorless. An odor-making agent are added
to fuel gases. The odor helps you detect a fuel gas leak. However,
the odor added to fuel gas can fade. Fuel gas may be present even
though no odor exists.

Make certain you read and understand all warnings. Keep this
manual for reference. It is your guide to safe and proper operation
of this heater.

SAFETY INFORMATION

TABLE OF CONTENTS

SAFETY INFORMATION ............................................................ 2

LOCAL CODES ........................................................................... 3

PRODUCT IDENTIFICATION ..................................................... 3

UNPACKING ............................................................................... 3

PRODUCT FEATURES .............................................................. 3

AIR FOR COMBUSTION AND VENTILATION ........................... 4

INSTALLATION ........................................................................... 7

OPERATING HEATER .............................................................. 13

INSPECTING HEATER ............................................................. 14

CLEANING AND MAINTENANCE ............................................ 15

SPECIFICATIONS .................................................................... 16

SERVICE HINTS ....................................................................... 16

TECHNICAL SERVICE ............................................................. 16

SERVICE PUBLICATIONS ....................................................... 16

TROUBLESHOOTING .............................................................. 17

ILLUSTRATED PARTS BREAKDOWN AND PARTS LIST ....... 20

REPLACEMENT PARTS .......................................................... 26

ACCESSORIES ........................................................................ 26

OWNER’S REGISTRATION FORM .......................................... 27

PARTS CENTRALS .................................................................. 29

WARRANTY INFORMATION ...................................... Back Cover

Содержание CBN20, CBP20, SBN20, SBP20, CB

Страница 1: ...G Improperinstallation adjustment alteration service or maintenance can cause injury or property damage Refer to this manualforcorrectinstallationand operational procedures For as sistanceoradditional...

Страница 2: ...r use with other gases 2 Do not place propane LP supply tank s inside any structure Locate propane LP supply tank s outdoors propane LP mod els only WARNING Do not use any accessory not ap proved for...

Страница 3: ...0 Turn off and let cool before servicing Only a qualified service person should service and repair heater 11 Operating heater above elevations of 4 500 feet could cause pilot outage 12 To prevent perf...

Страница 4: ...ction un lessprovisionsareprovidedforadequatecombustion and ventilation air Read the following instructions to insure proper fresh air for this and other fuel burning appliances in your home Unusually...

Страница 5: ...stion air from the outdoors and vents to the outdoors Example Gas water heater _____________ Btu Hr Vent free heater _____________ Btu Hr Total _____________ Btu Hr WARNING If the area in which the he...

Страница 6: ...rs Provide extra fresh air by using ventilation grills or ducts You must provide two permanent openings one within 12 of the ceiling and one within 12 of the floor Connect these items directly to the...

Страница 7: ...sene lamps etc in the air exist may discolor walls or cause odors WARNING Never install the heater in a bedroom or bathroom in a recreational vehicle where curtains furniture clothing or other flam ma...

Страница 8: ...g hole as shown in Figure 5 Mounting hole is located on lower left edge on back of heater Make sure the thermostat sensing bulb is pointing up Methods For Attaching Mounting Bracket To Wall Only use l...

Страница 9: ...screws until mounting bracket is firmly fastened to wall studs Figure 9 Folding Anchor Figure 10 Popping Open Anchor Wings For Thin Walls Figure 11 Mounting Heater Onto Mounting Bracket Mounting Brac...

Страница 10: ...or drill with 1 4 inch diam eter concrete drill bit 13 8 inches into floor Insert anchors com pletely into holes 4 Reposition heater with base feet over holes Secure base to floor with wood screws See...

Страница 11: ...e is too small undue loss of volume will occur Install sediment trap in supply line as shown in Figure 15 Locate sediment trap where it is within reach for cleaning Locate sediment trap where trapped...

Страница 12: ...f valve to gas supply Check reconnected fittings for leaks Test Pressures Equal To or Less Than 1 2 PSIG 3 5 kPa 1 Close equipment shutoff valve see Figure 16 2 Pressurize supply piping system by eith...

Страница 13: ...or gas including near the floor If you smell gas STOP Fol low B in the safety information above If you don t smell gas go to the next step 5 Turn control knob counterclockwise to the PILOT position Pr...

Страница 14: ...the set temperature The control knob can be set to any heat level between HI and LO Selecting the HI setting will cause the burner to remain fully on without modulating down in most cases Note The the...

Страница 15: ...ice person We also recommend that you keep the burner tube and pilot assembly clean and free of dust and dirt To clean these parts we recommendusingcompressedairnogreaterthan30PSI Yourlocal computer s...

Страница 16: ...10 000 20 000 15 000 30 000 Type Gas Natural Only Natural Only Natural Only Natural Only Ignition Piezo Piezo Electronic Electronic Pressure Regulator Setting 3 W C 3 W C 3 W C 3 W C Inlet Gas Pressur...

Страница 17: ...ally clogged ODS pilot 7 Thermocouple damaged 8 Control valve damaged REMEDY 1 Replace pilot assembly 2 Replace pilot assembly 3 Reconnect ignitor cable 4 Free ignitor cable if pinched by any metal or...

Страница 18: ...ator 3 Clean burner see Cleaning and Main tenance page 15 1 Problem will stop after a few hours of operation 1 Turn control knob to LO position and let warm up for a minute 2 Operate burner until air...

Страница 19: ...SERVED PROBLEM Heater produces a clicking ticking noise just after burner is lit or shut off Heater produces unwanted odors Heater shuts off in use ODS operates Gas odor even when control knob is in O...

Страница 20: ...desatech com For more information visit www desatech com 20 ILLUSTRATED PARTS BREAKDOWN MODELS CBN20 CBP20 SBN20 SBP20 ILLUSTRATED PARTS BREAKDOWN Models CBN20 CBP20 SBN20 and SBP20 2 3 5 6 8 9 9 10...

Страница 21: ...94 08 Deflector Assembly 1 9 098271 09 098271 09 Ignitor Cable 1 10 098249 01 098249 01 ODS Pilot Nut 2 11 110803 01 110803 02 ODS Pilot Assembly 1 110186 01 110186 01 Thermocouple Kit 1 12 103446 01...

Страница 22: ...more information visit www desatech com 22 ILLUSTRATED PARTS BREAKDOWN MODELS CBN20T CBP20T CBN30T CBP30T CBN20TK CBP20TK ILLUSTRATED PARTS BREAKDOWN Models CBN20T CBP20T CBN30T CBP30T CBN20TK and CB...

Страница 23: ...98271 09 098271 09 098271 09 098271 09 Ignitor Cable 1 10 098249 01 098249 01 098249 01 098249 01 ODS Pilot Nut 2 11 110803 01 110803 02 110803 01 110803 02 ODS Pilot Assembly 1 110186 01 110186 01 11...

Страница 24: ...EAKDOWN MODELS CBT20NT CBT20PT CBT30NT CBT30PT ILLUSTRATED PARTS BREAKDOWN Models CBT20NT CBT20PT CBT30NT and CBT30PT 20 2 12 13 7 15 3 5 6 8 9 4 1 17 19 14 18 16 9 10 11 Alkaline Battery AA Battery P...

Страница 25: ...11 098271 11 098271 11 098271 11 Ignitor Cable 1 10 098249 01 098249 01 098249 01 098249 01 ODS Pilot Nut 2 11 110803 01 110803 02 110803 01 110803 02 ODS Pilot Assembly 1 110186 01 110186 01 110186 0...

Страница 26: ...nal factory replacement parts voids this 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 n...

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