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Model: LG-50-TRL-PRO-BL 

(5302930) 

(50 Gallon Professional 

Lawn & Garden Trailer Sprayer

)

 

Assembly Instructions 

 Make  sure  the  contents  of  the  sprayers  carton  match  the 

items shown on page 2 of the manual. 

 

 Follow the steps on pages 3, 4, 5 & 6 to properly assemble 

the sprayer. 

 

 After assembly is complete and before testing your sprayer, 

connect the wiring harness to the rear of the pump. Clip the 

alligator clip ends to a fully charged 12 Volt battery.  

 

www.fimcoindustries.com 

1000 FIMCO Lane, P.O. Box 1700, North Sioux City, SD  57049      

Toll Free Phone: 800-831-0027 : Toll Free Fax: 800-494-0440 

[5194549   

 

 

 

 

 

(11/20)] 

Professional Grade Pump (4.0 GPM):  

 

Ideal for Harsh Chemicals & Oil  

 

Based Chemicals with Surfactants 

 

Long Range 22” PRO SERIES Handgun 

 

38’ Horizontal Spray & 27’ Vertical 

 

 

 

 

 

 

Roundup® Ready 

Technical Specifications 

 

50 Gal. Corrosion-Resistant Polyethylene Tank 

 

Pro Series 4.0 GPM, 45 PSI, 12 Volt Pump 

 

Adjustable Height Boomless Boom (30’ Spray Coverage)

 

 

Corrosion-Resistant Nozzles

 

 

18 x 8.5 x 8 Turf Tires

 

 

Multi-Lid

 

OWNER’S MANUAL

 

BEFORE RETURNING THIS PRODUCT

FOR ANY REASON, PLEASE CALL

1-800-831-0027

MONDAY-FRIDAY, 8:00 AM TO 5:00 PM CST

If you should have a question or experience a problem with

your Fimco Industries Product: Visit our website @ 

www.fimcoindustries.com or call the Toll free number above. Our 

technical support representatives will be happy to help you. 

In most cases a customer service rep. can resolve

the problem over the phone.

To obtain prompt, efficient service, always remember to give the 

following information....

• Correct Part Description and/or part number

• Model number and Serial Number

Part descriptions and numbers can be obtained from the

illustrated parts list section(s) of this manual.

General Information 

Thank you for purchasing this product. The purpose of this 

manual is to assist you in operating and maintaining your lawn 

& garden Trailer sprayer.  

Retain a copy of your receipt for your unit, as it will be required 

to validate any warranty service. 

 

Warranted against manufacturer or workmanship defects from 

date of purchase with copy of receipt: 

 

Homeowner Usage: One Year. 

 

Commercial Usage: 90 Days.

 

Summary of Contents for 5302930

Page 1: ... Nozzles 18 x 8 5 x 8 Turf Tires Multi Lid OWNER S MANUAL BEFORE RETURNING THIS PRODUCT FOR ANY REASON PLEASE CALL 1 800 831 0027 MONDAY FRIDAY 8 00 AM TO 5 00 PM CST If you should have a question or experience a problem with your Fimco Industries Product Visit our website www fimcoindustries com or call the Toll free number above Our technical support representatives will be happy to help you In ...

Page 2: ...ayer s carton LG 50 TRL PRO BL Tank Plumbing Pre Assembly Owner s Manual Tongue Assembly Contents of Parts Bag 5281302 Boom Mount Kit 5281316 Wet Boom Sub Assembly End Nozzle 5275122 Pkg of 2 5275713 1 x 32 Axle Shaft Turf Tires ...

Page 3: ... Slide the wheel onto the axle making sure the valve stem is facing outward Retain the wheel on the axle with the hitch pin See Detail C Repeat for other side NOTE The wheels have grease zerks for bear ings After the wheels are installed the bearings should be filled with a NGLI No 2 lithium grease Once a year new grease should be added to each wheel Step 2 Detail B Detail C Step 3 Locate axle 2 1...

Page 4: ...it up to the tank Secure the holders in place Do Not Over Tighten Wrap the hose and slip in the handgun Install the pressure gauge Hand tighten securely DO NOT OVER TIGHTEN Step 4 Step 6 Locate the 2 boom mount brackets 4 5 16 18 x 9 16 x 2 3 16 square u bolts and 8 5 16 18 hex whiz nuts Mount the boom mount brackets on the upright boom arms as shown You can position them as needed just be sure th...

Page 5: ...n the boom tube item 2 is not in the correct placement End Nozzle Assembly Procedure For Boomless Wet Boom Your boom will come with the 2 end nozzle assemblies NOT affixed to your boom tube Follow the instructions below to attach these properly to the boom tube as shown Assembled End Nozzle 15 End Nozzle Information 5275122 This nozzle mounting stem Has a ratcheting motion Each click of the ratche...

Page 6: ...uts onto the u bolts Tighten just so that the boom tube will NOT rotate within the grommets Alternate the tightening of the locknuts to provide even pressure on the grommet DO NOT OVER TIGHTEN the whiz locknuts as this may cause the boom tube to flatten slightly After your boom is attached connect the feeder hose using 1 hose clamp Place the hose clamp loosely over the end of the hose Slip the end...

Page 7: ...n disconnect the negative black connection and finally the positive red connection The lead wire has an On Off switch to activate the pump is on and O is off Fill the tank part way with water and then add the desired amount of chemical to be sprayed Finish filling tank to proper level Turn the pump on and by depressing the side of the rock er switch The pump is equipped with a pressure switch that...

Page 8: ...e chemical manufacturer s instructions on disposal of all waste water from the sprayer NOTE The wheels have grease zerks for bearings Once a year new grease a NGLI No 2 lithium grease should be added to each wheel Winter Storage Prepare the sprayer for end of season storage by running RV antifreeze through the system This will keep internal parts lubricated protect against corrosion and keep the u...

Page 9: ...Clean and rinse your pump after each use with Fimco Tank Neutralizer Winterize your pump or sprayer by rinsing draining and running RV Antifreeze through it before storing for the winter Use clean water for your spray mixture Store inside a building when not in use DON T Pulsating flow surging Check for defective pressure switch Check for leaks in the discharge line Check for restriction in the di...

Page 10: ...Page 10 Exploded View LG 50 TRL PRO BL 5302930 See Next Page for Parts List See Plumbing Detail Next Page See Boom Assembly Parts List Page 12 Bulkhead Fittings ...

Page 11: ...TRL PRO BL 5302930 This sprayer comes with an On Off shut off valve located just before the strainer You must make sure the valve is in the open position before using your sprayer Manifold Detail Plumbing Detail Intake Assembly ...

Page 12: ...Page 12 Boomless Wet Boom Assembly Exploded View Parts List 5275260 End Nozzle Assembly 5275122 Center Nozzle Assembly 5275123 ...

Page 13: ...Page 13 NOTES ...

Page 14: ... Warranty you must 1 provide written notice to Fimco Ind of the defect during the Warranty Period and within thirty 30 days after the defect becomes apparent or the repair becomes necessary at the following address Fimco Ind 1000 Fimco Lane North Sioux City SD 57049 and 2 make the Equipment available to Fimco Ind or an authorized dealer within a reasonable period of time For more information about...

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