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Desa 35,000 BTU/Hr Models, Руководство пользователя, Страница: 11 / 16

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11

102437

50 ROTOR

PFA/P 056

Pump Rotor

(Procedure if rotor is binding)

1. Remove upper shell (see page

9).

2. Remove filter end cover

screws using 5/16" nut-driver.

3. Remove filter end cover and

air filters.

4. Remove pump plate screws

using 5/16" nut-driver.

5. Remove pump plate.
6. Remove rotor, insert, and

blades.

7. Check for debris in pump. If

debris is found, blow out with
compressed air.

8. Install insert and rotor.
9. Check gap on rotor. Adjust to

.003"/.004" if needed (see
Figure 17).

Note:  

Rotate rotor one full turn

to insure the gap is .003"/.004"
at tightest position. Adjust if
needed.

10.Install blades, pump plate, air

filters, and filter end cover.

11.Replace fan guard and upper

shell.

12.Adjust pump pressure (see

page 10).

Note:

 

If rotor is still binding, pro-

ceed as follows.

13.Perform steps 1 through 6 (see

above).

14.Place fine grade sandpaper

(600 grit) on flat surface. Sand
rotor lightly in “figure 8” mo-
tion four times (see Figure 18).

15.Reinstall insert and rotor.
16.Perform steps 10 through 12

above.

Figure 18 - Sanding Rotor

Sandpaper

Figure 17 - Gap Adjusting Screw Locations

Gap Adjusting Screw

Blade

Gap Adjusting Screw

.003"/.004" Gap
Measured With
Feeler Gauge

Rotor

Blade

Pump Plate

Filter End Cover

Air Intake Filter

Fan Guard

Air Output Filter

Insert

Rotor

Figure 16 - Rotor Location

White

Black

Blue

Green

Power Plug

120V/60Hz

Photocell

Spark Plug

Ignitor

Flame-

Out

Control

B

Reset

Button

R

Red

Blue

White

White

White

White

Red

Red

Green

Green/

Yellow

Terminal

Board

Motor

Figure 19 - Wiring Diagram

WIRING

DIAGRAM

Содержание 35,000 BTU/Hr Models

Страница 1: ...derstand this manual before assembling starting or servicing heater Improper use of heater can cause serious injury Keep this manual for future reference PORTABLE FORCED AIR HEATERS OWNER S MANUAL Heater Sizes 35 000 50 000 55 000 Btu Hr ...

Страница 2: ...before trying to assemble operate or service this heater Improper use of this heater can cause serious injury or death from burns fire explosion electrical shock and carbon monoxide poisoning Carbon Monoxide Poisoning Early signs of carbon monoxide poisoning resemble the flu with headaches dizziness and or nausea If you have these signs the heater may not be working properly Get fresh air at once ...

Страница 3: ...ater where gasoline paint thinner or other highly flammable vapors are present Follow all local ordinances and codes when using heater Heaters used in the vicinity of tarpaulins canvas or similar enclosure materials shall be located a safe distance from such materials The recommended mini mum safe distance is 10 feet It is further recommended that these enclosure materials be of a fire retardant n...

Страница 4: ... System This system causes the heater to shut down if the flame goes out Fuel Filter Air For Fuel System Air For Combustion And Heating Fuel Combustion Chamber Air Intake Filter Clean Heated Air Out Cool Air In Air Output Filter Fuel Tank Figure 2 Cross Section Operational View Burner Head Spark Plug Motor Fan Electronic Ignitor Air Line To Burner Nozzle Air Pump PRODUCT IDENTIFICATION Lower Shell...

Страница 5: ...r ventilation before running heater Provide at least a three square foot opening of fresh outside air for each 100 000 Btu Hr rating Provide extra fresh air if more heaters are being used Example A 55 000 Btu Hr heater requires one of the following a two car garage door 16 feet wide opening raised two inches a single car garage door 9 feet wide opening raised three inches two windows 30 inches wid...

Страница 6: ... sure all fuel is removed 2 Replace drain plug if provided 3 If any debris is noted in old fuel add 1 or 2 quarts of clean kerosene to tank stir and drain again This will prevent excess debris from clogging filters during future use 4 Replace fuel cap or drain plug Properly dispose of old and dirty fuel Check with local automotive service stations that recycle oil 5 If storing store heater in dry ...

Страница 7: ... 10 See Air Output Air Intake and Lint Filters page 9 See Fuel Filter page 10 See Nozzle page 11 Clean photocell lens Replace flame out control OBSERVED FAULT POSSIBLE CAUSE REMEDY Heater will not ignite but motor runs for a short period of time Wrong pump pressure Carbon deposits on spark plug and or improper gap Dirty fuel filter Dirt in nozzle Water in fuel tank Electronic ignitor not grounded ...

Страница 8: ... upper shell IMPORTANT Do not oil filters Fan Guard Upper Shell Figure 4 Upper Shell Removal Fan Setscrew Motor Shaft Motor Figure 6 Air Output Air Intake and Lint Filters Fan 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 1 Remove upper shell see above 2 Use 1 8 allen wrench to loosen set screw which ho...

Страница 9: ... bushing and fuel filter out of fuel tank 5 Wash fuel filter with clean fuel and replace in tank 6 Attach upper fuel line to fuel filter neck 7 Replace side cover Air Line Hose Burner Strap Spark Plug Wire Nozzle Assembly Fuel Line Hose Spark Plug Spark Plug Mounting Nut Combustion Chamber Bend Here to Adjust Gap 055 Gap Continued Figure 10 Spark Plug Removal Figure 11 Spark Plug Gap Spark Plug 1 ...

Страница 10: ... Fuel Line Fitting Nozzle Seal Figure 15 Nozzle and Nozzle Adapter Nozzle 1 Remove upper shell see page 9 2 Remove fan see page 9 3 Remove fuel and air line hoses from nozzle assembly 4 Turn nozzle assembly 1 4 turn to left and pull toward motor to remove 5 Place plastic hex body into vise and lightly tighten 6 Carefully remove nozzle from the nozzle adapter using 5 8 socket wrench 7 Blow compress...

Страница 11: ...uard and upper shell 12 Adjust pump pressure see page 10 Note If rotor is still binding pro ceed as follows 13 Perform steps 1 through 6 see above 14 Place fine grade sandpaper 600 grit on flat surface Sand rotor lightly in figure 8 mo tion four times see Figure 18 15 Reinstall insert and rotor 16 Perform steps 10 through 12 above Figure 18 Sanding Rotor Sandpaper Figure 17 Gap Adjusting Screw Loc...

Страница 12: ...er was malfunctioning purchase date Usually we will ask you to return the defective part to the factory Parts Not Under Warranty Contact authorized dealers of this product If they cannot supply original replace ment part s call DESA International s Parts Department at 1 800 972 7879 for referral information When calling DESA International have ready model number of your heater the replacement part...

Страница 13: ...al or DESA International for referral information Parts Centrals are listed in the Autho rized Service Center booklet supplied with heater DESA International P O Box 90004 Bowling Green KY 42102 9004 1 800 972 7879 Parts Department AIR GAUGE KIT HA1180 Special tool to check pump pressure A 008 HEAVY DUTY WHEELS AND HANDLE KIT HA1202 For heavy duty applica tions Makes your heater even more portable...

Страница 14: ...nd Pump Assembly 12 11 12 18 12 17 12 16 12 15 12 14 12 13 12 12 12 10 12 1 12 2 12 3 12 4 12 5 12 6 12 7 12 8 12 9 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 9 1 9 2 9 3 9 4 9 5 17 18 19 20 21 22 23 24 25 26 27 30 31 32 33 36 37 38 39 28 29 34 35 40 ...

Страница 15: ...10 16 x 3 4 2 4 100647 01 Screw 10 16 x 1 2 6 5 098512 40 Combustion Chamber 35 model 1 098512 32 Combustion Chamber 50 55 models 1 6 M10908 2 Screw 6 32 x 3 8 2 7 M16660 Photocell Bracket 1 8 HA3019 Photocell Assembly 1 9 Burner Head Assembly 1 9 1 HA3006 Nozzle 35 model 1 HA3021 Nozzle 50 55 models 1 9 2 HA3013 Spark Plug 1 9 3 079980 01 Nozzle Adapter 1 9 4 097124 01 Bracket 1 9 5 M29824 Nut 14...

Страница 16: ...ational warrants this product and any parts thereof to be free from defects in materials and workmanship for one 1 year from the date of first purchase when operated and maintained in accordance withinstructions Thiswarrantyisextendedonlytothe original retail purchaser when proof of purchase is provided This warranty covers only the cost of parts and labor required to restore the product to proper...

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