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ESA 125T, Руководство пользователя

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113170-01E 

1
1

 

www.desatech.com

 

 

 

SERVICE PROCEDURES

 

 

WARNING: To avoid risk of 

burn and electrical shock, never 
attempt to service heater while it 
is plugged in, operating or hot.

 

 

UPPER SHELL REMOVAL

 

1.

 

Remove screws along each side of heater using 
phillips screwdriver. These screws attach upper 
and lower shells together. See Figure 7.

 

2.

 

Lift upper shell off.

 

3.

 

Remove fan guard.

 

AIR OUTPUT, AIR INTAKE AND LINT 
FILTERS

 

1.

 

Remove upper shell (see Figure 7).

 

2.

 

Remove filter end cover screws using 5/16" 
nut-driver (see Figure 10).

 

3.

 

Remove filter end cover.

 

4.

 

Replace air output and lint filters.

 

5.

 

Wash or replace air intake filter (see 

Preventa- 

tive Maintenance Schedule

, page 8).

 

6.

 

Replace filter end cover.

 

7.

 

Replace upper shell.

 

IMPORTANT: 

Do not oil filters.

 

Screw

 

2

 

 

Upper Shell

 

Air Intake 
Filter

 

Filter

 

End

 

1 

Cover

 

 

 

Lint Filter

 

 

 
 

FAN

 

 

 

Figure 7 - Upper Shell Removal

 

 

Air Output Filter

 

Figure 10 - Air Output, Air Intake and Lint 

Filters

 

IMPORTANT: 

Remove  fan  from  motor  shaft 

before removing motor from heater. The weight 
of the motor resting on the fan could damage the 
fan pitch (see Figure 8).

 

1.

 

Remove upper shell (see Figure 7).

 

2.

 

Use  1/8"  allen  wrench  to  loosen  setscrew 
which holds fan to motor shaft.

 

3.

 

Slip fan off motor shaft.

 

4.

 

Clean fan using a soft cloth moistened with 
kerosene or solvent.

 

5.

 

Dry fan thoroughly.

 

6.

 

Replace fan on motor shaft. Place fan hub flush 
with end of motor shaft (see Figure 9).

 

7.

 

Place setscrew on flat of shaft. Tighten setscrew 
firmly (40-50 inch-pounds/4.5-5.6 n-m).

 

8.

 

Replace upper shell.

 

 

PUMP PRESSURE ADJUSTMENT

 

1.

 

Remove  fan  guard  using  medium  phillips 
screwdriver.

 

2.

 

Remove pressure gauge plug from filter end 
cover (see Figure 11).

 

3.

 

Install accessory pressure gauge (part number 
HA1180).

 

4.

 

Start  heater  (see 

Operation

,  page  5).  Allow 

motor to reach full speed.

 

 

 

 

Relief 

Valve

 

 

Pressure

 

 

 

Setscrew

 

 

Fan

 

Setscrew

 

Motor

 

 

Fan

 

Gauge 
Plug

 

 

 

Flush

 

Figure 11 - Pressure Gauge Plug 

Removal

 

 

Motor Shaft

 

Figure 8 - Fan, Motor 

Shaft and Setscrew 

Location

 

Motor 
Shaft

 

Figure 9 - Fan 

Cross Section

 

Содержание 125T

Страница 1: ...ct Identification 3 Theory of Operation 4 Ventilation 4 Assembly 4 Operation 5 Operation with Portable Generator 7 Storing Transporting or Shipping 7 Preventative Maintenance Schedule 8 Troubleshooting 8 Service Procedures 10 Specifications 15 Wiring Diagrams 16 Technical Service 17 Replacement Parts 17 Accessories 17 Illustrated Parts Breakdown and Parts List 18 Warranty and Repair Service 28 Fill ...

Страница 2: ...include pregnant women persons with heart or lung disease or anemia those under the influence of alcohol and those at high altitudes Make certain you read and understand all warn ings Keep this manual for reference It is your guide to safe and proper operation of this heater 1 Use only kerosene 1 2 diesel fuel oil JET A or JP 8 fuels to avoid risk of fire or explosion Never use gasoline naphtha pain...

Страница 3: ... combustible materials 8 feet 244 cm from hot air outlet 6 feet 183 cm from top and 4 feet 120 cm from sides and inlet 7 Locate heater on a stable and level surface while hot or operating or a fire may occur 8 Use only in well vented areas Before using heater provide at least a 2800 square cm three square foot opening of fresh outside air for each 30 kw 100 000 Btu Hr of rating 9 Keep children and ...

Страница 4: ...is damaged promptly inform dealer where you bought heater FUELS WARNING Use only kero sene 1 2 diesel fuel oil JET A or JP 8 fuels to avoid risk of fire or explosion Never use gasoline oil drained from crankcases naphtha paint thinners alcoholorotherhighly flammable fuels Use only kerosene 1 2 diesel fuel oil JET A or JP 8 fuels Heavier fuels such as No 2 fuel oil or No 2 diesel fuel may also be use...

Страница 5: ...ir if more heaters are being used The minimum ventilation requirements must be followedtoavoidrisksassociated withcarbonmonoxidepoisoning Make certain these requirements are met prior to operating heater Example A 58 6 kw 200 000 Btu Hr heater requires one of the following a two car garage door 4 88 meter 16 feet opening raised 12 7 cm 5 inches a single car garage door 2 74 meter 9 feet opening ra...

Страница 6: ...d three wire extension cord Extension cord must be at least six feet 1 8 meters long Extension Cord Size Requirement 6 to 10 feet 1 8 to 3 meters long use 18AWG 0 75 mm2 rated cord 11 to 100 feet 3 3 to 30 5 meters long use 16 AWG 1 0 mm2 rated cord 101 to 200 feet 30 8 to 61 meters long use 14 AWG 1 5 mm2 rated cord 6 Plug extension cord into standard 120 volt 60 hertz 3 prong grounded outlet 7 T...

Страница 7: ...hock can occur LOGIC ENHANCED IGNITION These models have an electronically controlled ignition system that is able to detect problems during startup and is able to apply an automatic choke to increase the likelihood of ignition If the heater does not ignite within the first second the motor will slow down momentarily If your heater does not light after the first choke it will repeat once If the heat...

Страница 8: ... the generator Refer to Operation page 5 for starting stopping and resetting heater procedures Alternator STORING TRANSPORTING OR SHIPPING Note If shipping transport companies require fuel tanks to be empty 1 Remove drain plug from bottom side of fuel tank and drain all fuel 2 Replace drain plug 3 If any debris is noted in old fuel add 1 or 2 quarts of clean kerosene to tank stir and drain again T...

Страница 9: ...ubricated TROUBLESHOOTING WARNING Never service heater while it is plugged in operating or hot Severe burns and electrical shock can occur FAULT CONDITION Motor does not start five seconds after heater is plugged in INDICATOR LIGHT Ignitor POSSIBLE CAUSE 1 No power to heater 2 ON OFF switch not in the ON position 3 Thermostat setting is too low REMEDY 1 Check circuit breaker in elec trical panel 2 ...

Страница 10: ...08V or 9 Check for proper line voltage above 132v Heater ignites but ignition control assembly shuts heater off after a short period of time INDICATOR LIGHT Flame 1 Pump pressure incorrect 1 See Pump Pressure Adjust ment page 10 2 Dirty air intake air output 2 See Air Output Air Intake and and or lint filter 3 Dirty fuel filter 4 Obstruction in nozzle Lint Filters page 10 3 See Fuel Filter page 11 4...

Страница 11: ...tput Air Intake and Lint Filters IMPORTANT Remove fan from motor shaft before removing motor from heater The weight of the motor resting on the fan could damage the fan pitch see Figure 8 1 Remove upper shell see Figure 7 2 Use 1 8 allen wrench to loosen setscrew which holds fan to motor shaft 3 Slip fan off motor shaft 4 Clean fan using a soft cloth moistened with kerosene or solvent 5 Dry fan th...

Страница 12: ......

Страница 13: ... 12 Adjusting Pump Pressure FUEL FILTER 1 Unplug heater 2 Remove control cover screws using medium phillips screwdriver 3 Remove control cover 4 Pull upper fuel line off fuel filter neck see Figure 13 5 Carefully pry bushing fuel filter and lower fuel line out of fuel tank see Figure 13 6 Wash fuel filter with clean fuel and replace in Figure 14 6 Remove combustion chamber Stand com bustion chamber o...

Страница 14: ...12 113170 01E www desatech com Figure 14 Disconnecting Ignitor Wires from Ignition Control Assembly 170T Model Shown ...

Страница 15: ...fuel line hose and air line hose to nozzle adapter assembly See Fuel and Air Line Replacement and Proper Routing page 13 14 Replace photocell in photocell bracket Route wires as shown in Figure 17 Figure 16 Ignitor HA1100 Replacement NOZZLE ASSEMBLY 125T and 170T Models Only 1 Remove upper shell see Upper Shell Re moval page 10 2 Remove fan see Fan page 10 3 Remove fuel and air line hoses from noz...

Страница 16: ...14 113170 01E www desatech com Assembly ...

Страница 17: ...Replace fan see Fan page 10 13 Replace upper shell see Upper Shell Removal page 10 Nozzle Face Nozzle Sleeve Nozzle Face Nozzle Nozzle Adapter Nozzl e Sleev e Nozzle Adapter Nozzle Adapter Bracket Air Line Fitting Fuel Line Fitting Nozzle Air Line Fitting Fuel Line Fitting Figure 19 Nozzle and Nozzle Adapter 200T Model Only 1 Remove combustion chamber and ignitor by following steps 1 through 7 und...

Страница 18: ...igure 20 according to model and from fuel filter see Fuel Filter page 11 If air line hose is damaged disconnect from nozzle adapter see Figure 17 page 12 or Figure 20 according to model and from barb fitting on pump end cover see Figure 22 page 14 5 Install new air and or fuel line Attach one end of air line hose to barb fitting on pump end cover see Figure 22 page 14 and the other end to nozzle adap...

Страница 19: ...004 if needed see Figure 24 Note Rotate rotor one full turn to ensure the gap is 076 101 mm 003 004 at tightest position Adjust if needed 11 Install blades pump plate air filters and filter end cover 12 Replace fan guard and upper shell see Upper Shell Removal page 10 13 Adjust pump pressure see Pump Pressure Adjustment page 10 With Feeler Gauge Rotor Blade Gap Adjusting Screw Figure 24 Gap Adjustin...

Страница 20: ... 0 6 2 Electric Requirements 120 V 60 HZ 120 V 60 HZ 120 V 60 HZ Amperage Normal Run 3 6 3 6 3 6 Maximum Motor Speed RPM 3400 3400 3400 Hot Air Output CFM 520 580 600 Motor Horsepower 1 5 1 5 1 4 Shipping Weight 81 36 74 82 37 2 87 39 46 Approximate Pounds Kilograms Heater Weight without Fuel 73 33 11 74 33 57 79 35 86 Approximate Pounds Kilograms Use of 2 diesel fuel oil will result in noticeable...

Страница 21: ...113170 01E 1 9 www desatech com ...

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