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129099-BUM-J-0112

Johnson Controls Unitary Products

DGAH

ITEM

DESCRIPTION

DGAH056BBSB

DGAH077BBSB

Switch, Pressure

S1-32435972000

Tubing Silicone (2’ Req’d)

S1-02812499000

Limit Switch, Manual (Upper)

S1-02535358000

Assembly, Booster (w/Motor)

S1-37319801821

Control Board, Integrated

S1-03101932002

Valve, Gas

S1-02543267000

Bracket, Mounting (Gas Valve)

S1-07319801064

8
9

Exchanger, Heat (w/Gaskets)

S1-37319804651

S1-37323792002

Sensor, Flame

S1-02535354000

Switch, System

S1-7681-3301

Transformer (115-24V, 40 VA)

S1-2940A3541

Switch, Limit

S1-02535380000

S1-02535381000

Burner Assembly, Auto Ignition
(Includes itemss 10 & 15)

S1-37319801403

Ignitor, Hot Surface

S1-02541021000

Filter (2 Req’d) (16x20x1)

S1-1214-2511

Panel, Door (Upper)

Accessory (See Page 4)

Panel, Door (Lower, Short)

7900-7671

Motor S1-02431948000

S1-02431948000

Assembly, Motor Mount

---

Plug, Connector

S1-02521192000

Capacitor, Run

---

Wheel, Blower

S1-02619654003

24*

Top, Casing

S1-07319801342

25*

Diagram, Wiring

157953

26*

Strike, Door

S1-02118364000

27*

Latch, Door

S1-02118365000

28*

Housing, Blower

S1-37323864001

29*

Gasket, Combustion Air Box

S1-01006900005

30*

Gasket, Burner

S1-01006742000

31*

Gasket, Booster Assembly

S1-01006900015

32*

Gasket, Heat Exchanger

S1-01006900001

NOTE:

*Not Shown
New replacement parts shown in

bold

face type at the first printing of parts list dated 1/12.

Major components and suggested stocking items are shown with shaded item number.
“<“ Across from row indicates a change in that row.
--- Not applicable to specified model.

3. DGAH with 5-Ton Blowers are provided as an accessory item and are not standard equipment from

the factory. See page 4.

BURNER ORIFICE CHART (Normal Altitude Only, See Note 5)

MODEL

056

070

077

090

NATURAL GAS

S1-9951-1361

S1-9951-1541

S1-9951-1611

S1-9951-1771

LP GAS

S1-9951-0821

S1-9951-0931

S1-9951-0981

S1-9951-1061

ACCESSORY PARTS LIST

ACCESSORY

DESCRIPTION

DGAA

DGAH

Door Panel (Upper)

7900-7631

5-Ton Blower Ass’y

7900-7751

Motor

S1-02431975000

Run Capacitor (20 MFD)

S1-02420051000

Motor Mount

S1-37319802930

Blower Wheel

S1-1472-2761

NOTES

5 Contact Customer Service for installations at altitudes over 2000 feet above sea level.

“<“ Across from row indicates a change in that row.
--- Not Applicable to specified model.

Содержание DGAA

Страница 1: ...r read all sections of this manual and keep the manual for future reference SECTION I SAFETY 1 The furnace area must be kept clear and free of combustible mate rials gasoline and other flammable vapors and liquids 2 Insulating materials may be combustible The furnace must be kept free and clear of insulating materials The furnace area must be examined when installed in an insulated space or when i...

Страница 2: ...asses it over the hot furnace heat exchanger and circulates the warmed air through the ductwork to the house The furnace is equipped with the controls necessary for proper opera tion The various components referred to in this manual and on the fur nace rating plate are identified in Figure 1 WARRANTY AND RESPONSIBILITIES It is the sole responsibility of the home owner to make certain that the gas ...

Страница 3: ...ew yellow tips The burner flames for propane gas should appear blue with moderate yellow tips The flame should appear cylindrical in shape and should extend from the end of the burner into the heat exchanger Observing Burner Operation 1 Observe burner to make sure it ignites Observe color of flame On natural gas the flame will burn blue with appreciably yellow tips On Propane gas a yellow flame ma...

Страница 4: ... roof jack 4 Check the gas valve and line connections for leaks 5 Make any adjustments necessary for good operation SAFETY INFORMATION Read the Instructions Below Before Trying to Start the Furnace 1 This appliance does not have a pilot It is equipped with an ignition device which automatically lights the burner Do not try to light the burner by hand 2 BEFORE OPERATING smell all around the applian...

Страница 5: ...re the area is well ventilated Follow instruction To turn off the appliance Check all metal parts and surfaces to be sure they have cooled to room temperature before you begin 2 Remove the filter door 3 Remove the air filter by sliding it down the track The air filter will slide out of the rack 4 Replace throw away filter s with the same size new filter s Throw away filter s may be replaced with c...

Страница 6: ... doors Dis connect the gas supply piping at the union to permit removal of the entire burner and gas control assembly from the vestibule panel Use the wrench boss on the gas valve when removing or installing this piping 3 Unplug the igniter from the wire harness Disconnect sensor wires Identify and note the location of all leads for ease of reinstallation 4 Remove the screws holding the burner ass...

Страница 7: ...ly does not return or the fault condition is not corrected the ignition control will lock out for 60 minutes During burner operation a momentary loss of power for 50 milliseconds or longer will de energize the gas valve When the power is restored the gas valve will remain de energized and the ignition sequence will immediately restart As the gas starts to flow and ignition occurs the flame sensor ...

Страница 8: ...ure switch hose or faulty pressure switch 4 FLASH Limit Switch Open this indicates that a primary or auxiliary limit switch has opened its normally closed contacts With this fault code the control will operate the supply air blower and inducer This condition may be caused by dirty filter improperly sized duct system incorrect blower speed setting incorrect firing rate or faulty blower motor 5 FLAS...

Страница 9: ... through your qualified service installer or refer to the service center list in your booklet It is not recommended that the homeowner purchase install or replace any components of this furnace Contact your local contactor dealer or service provider for additional information 9 23 19 22 21 18 17 16 1 7 5 12 11 13 4 BURNER ORIFICE SEE CHART 3 2 14 10 15 6 CONTROL BOX DETAIL 6 20 ...

Страница 10: ... S1 37319806100 S1 37319806100 S1 37319806100 S1 37319806100 21 Plug Connector S1 02521192000 S1 02521192000 S1 02521192000 S1 02521192000 22 Capacitor Run See Note 3 Old see note 4 S1 02420063000 S1 02420063000 S1 02420063000 S1 02420063000 Capacitor New see note 4 S1 02435602000 S1 02435602000 S1 02435602000 S1 02435602000 Capacitor Units built on after 8 11 2008 S1 02435813000 S1 02435813000 S1...

Страница 11: ...gram Wiring 157953 157953 26 Strike Door S1 02118364000 S1 02118364000 27 Latch Door S1 02118365000 S1 02118365000 28 Housing Blower S1 37323864001 S1 37323864001 29 Gasket Combustion Air Box S1 01006900005 S1 01006900005 30 Gasket Burner S1 01006742000 S1 01006742000 31 Gasket Booster Assembly S1 01006900015 S1 01006900015 32 Gasket Heat Exchanger S1 01006900001 S1 01006900001 NOTE Not Shown New ...

Страница 12: ...129099 BUM J 0112 12 Johnson Controls Unitary Products SECTION IV WIRING DIAGRAM FIGURE 8 Wiring Diagram DGAA ...

Страница 13: ...129099 BUM J 0112 Johnson Controls Unitary Products 13 FIGURE 9 Wiring Diagram DGAH ...

Страница 14: ...e maintenance as set out in the operation and service instructions 10 Cleaning replacement of filters or any other routine maintenance as set out in the User s Information Maintenance and Service Manual 11 Replacement or cleaning of nozzles or orifices 12 Fuses either internal or external to the product 13 Excessive fuel or electricity consumption THIS WARRANTY IS IN LIEU OF ALL OTHER WARRANTIES E...

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