background image

Fan 

Mo

to

r

Does 

No

Run,

Heater 

Does

No

Light.

Is heat

er

pr

operly connect

ed 

to its building 

wiring?

Det

ermine electrical

req

uirements of heat

er

. Ensure

it matches po

w

er supply

.

Check wiring of po

w

er supply

to heat

er

.  Ensure correct

electrical polarity

. Check

gr

ounds t

o heat

er and

gr

ounded com

ponents in

heat

er

.

Ye

s

No

Ye

s

Ye

s

Does 

the mo

tor rela

y

receiv

e po

w

er fr

om

the ignition 

contr

ol?

Is there 

continuity in 

po

w

er supply wiring?

Check electrical connections and

continuity of wiring.

No

No

No

Do thermostat contacts close?

Check electrical connections and

continuity of thermostat.

Ye

s

R

eplace mo

tor

.

Ye

s

Ye

s

Are 

air pr

oving 

switch contacts

open?

R

eplace air pr

oving

switch .

No

Does the 

mo

tor rela

y send

po

w

er t

o f

an

mo

tor?

R

eplace mo

tor

rela

y.

No

Is 

air pr

oving 

switch arm binding?

No

Ye

s

Check f

or debris ,

clean as needed.

Ha

ve 

electrical

connections and

wires been check

ed

for continuity?

Check connections and wires, repair or replace if needed.

No

Ye

s

R

eplace ignition contr

ol

No

Is reset switch operational?

Check electrical connections and

continuity of reset switch.

If def

ectiv

e, replace

switch.

Ye

s

Problem

18

Summary of Contents for AD100

Page 1: ...een designed and developed specifically for use as a direct fired circulating heater for agricultural animal confinement buildings The heater has been evaluated and certified by the Australian Gas Ass...

Page 2: ...life Do not use or store flammable materials in or near this appliance GENERAL HAZARD WARNING Failure to comply with the precautions and instructions provided with this heater can result in Death Ser...

Page 3: ...your local L B White distributor or the L B White Co LLC for assistance or if you have any questions about the use of the equipment or its application The L B White Co LLC has a policy of continuous...

Page 4: ...s L x W x H cm Minimum Safe Distances From Nearest Combustible Materials STARTING CONTINUOUS OPERATION Motor Characteristics Ball Bearing 3 0 m 220 240 50 1 Maximum Input per Hour MJ Burner Manifold P...

Page 5: ...epair the leak check for further leakages and then relight the appliance for you WARNING Do not use this heater for heating human living quarters Do not use in unventilated areas The flow of combustio...

Page 6: ...res are fully functioning 6 Do not operate the heater with its door open or panel removed 7 Do not locate fuel gas containers or fuel supply hoses within 6 10 meters of the blower outlet of the heater...

Page 7: ...ng or even life A properly installed sediment trap will keep foreign materials from entering the gas valve and protect the safe functioning of that important safety component 7 For quick access in the...

Page 8: ...s Contact your gas supplier or the L B White Co LLC if you have any questions 13 This heater can be configured for use with either L P gas vapor withdrawal or natural gas Consult the heater s dataplat...

Page 9: ...nnection 4 The heater must be tested for proper operation after the thermostat has been connected WARNING Electrical Shock Hazard Disconnect the electrical supply before connecting the thermostat to t...

Page 10: ...gnition control will make three trials for ignition If ignition is not proven after the third trial the control will lock out the heater The ignition control must be reset to restart the heater Push t...

Page 11: ...he Warning within these Cleaning Instructions This same Warning is also supplied on the heater WARNING This heater may be washed only on the external case assembly provided A The heater is disconnecte...

Page 12: ...e appropriate electrical leads when replacing components 7 For reassembly reverse the respective service procedure Ensure gas connections are tightened securely 8 After servicing start the heater to e...

Page 13: ...st 2 Within a minute you should hear a pop coming from the switch which indicates the contacts of the switch have opened Check for lack of electrical continuity across the switch terminals to verify c...

Page 14: ...ter down Ignition spark is discontinued Fan motor stops The ignition control must be reset to restart the heater If replacing carefully remove the wiring harnesses and ignition cable from the controll...

Page 15: ...owing in the order given Gas hose and sediment trap from the inlet of gas the control valve Two screws at the inlet of the gas control valve securing the valve to the case See Fig 20 Bolt with washer...

Page 16: ...further checking or adjustment is required Proceed to Section D 3 If the inlet pressures do not agree with that specified on page 4 then the building system regulator controlling gas pressure to the...

Page 17: ...icing DIRECT IGNITION OPERATION SEQUENCE Line voltage is supplied to motor relay ignition control and thermostat A call for heat occurs from the thermostat Thermostat contacts close Ignition control p...

Page 18: ...ons and continuity of wiring No No No Do thermostat contacts close Check electrical connections and continuity of thermostat Yes Replace motor Yes Yes Are air proving switch contacts open Replace air...

Page 19: ...s Is heater recieving proper voltage Determine electrical requirements of heater Ensure it matches power supply Check wiring of power supply to heater Ensure correct electrical polarity Check grounds...

Page 20: ...r s dataplate Yes No Are fuel supply valves open Open all fuel supply valves to heater Yes Is burner orifice plugged with dust dirt Yes No Check for manifold pressure If no pressure the control valve...

Page 21: ...cumulations in the heater Heater Lights But Doesn t Stay Lit Is ignition control sending power to the flame sensor for flame proving No Yes Verify control is sending 165 180 volts AC to sensor If not...

Page 22: ...BLUE BLUE BLUE BROWN BROWN BROWN BROWN BROWN WHITE GREY GREEN YELLOW GREEN YELLOW GREEN YELLOW YELLOW YELLOW YELLOW IGNITER FLAME SENSOR TRANSFORMER FUSE HIGH LIMIT SWITCH BURNER GROUND GAS CONTROL M...

Page 23: ...mber Metal fire box that provides an area where burner flame mixes with combustion air thereby providing heat High Limit Switch Safety device wired into the control system which is used to break an el...

Page 24: ...Parts Identification PARTS SCHEMATIC 16 28 4 5 2 1 4 3 5 6 18 19 20 7 17 16 15 14 13 7 12 11 7 10 8 9 24...

Page 25: ...tch High Limit 573099 7 Latch assembly 20959 8 Door right 573129 9 Door left 573603 10 Case assembly with doors and latches 573605 11 Reset switch with boot 571907 12 Relay 571916 13 Transformer 57190...

Page 26: ...Parts Identification PARTS SCHEMATIC 1 2 3 4 5 6 7 12 15 8 10 11 14 9 13 16 17 18 19 20 26...

Page 27: ...Switch High Limit 505566 7 Latch assembly 20959 8 Door right 525523 9 Door left 573604 10 Case assembly with doors and latches 573608 11 Reset switch with boot 571907 12 Relay 571916 13 Transformer 57...

Page 28: ...ate of purchase by the end user Warranty is automatic if a component is found defective within 12 months of the date code marked on the part If the defect occurs more than 12 months later than the dat...

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