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Dirt Doctor Junior 

 

 

 

 

 

3

 

Using 

the 

Dirt 

Doctor: 

       

 
If you have used a tow vehicle to transport the unit, and not the tow vehicle you are going to use: 
- Install caster in tongue jack. Lower tongue jack to relieve pressure from hitch and release from tow 
   vehicle. 
 
NOTE:  

There are five height positions available on the tongue nose support to allow for different hitch heights 

on different vehicles. Choose the height that will allow the unit to sit close to level. 
 
- Connect hitch draw bar to tow vehicle using tongue caster to align hitch draw bar. 
- Remove one of the Hitch Pins to allow draw bar to move up and down when operating. 
- Raise the tongue jack and remove the caster with quick release pin. 
 

To raise rear wheels 

(Lower the unit):

  

 
- Remove hitch pin from wheel lift arm pin and slide lift arm pin out until it clears the hole in the plate. 
 

CAUTION:

 

Keep a firm grip on the lifting arm! Keep head and shoulders away from the lifting arm! 

 

 

 

The weight of the unit will cause the lifting arm to drop rapidly. 

 

SLOWLY lower the wheel lifting arm until you can insert the lifting arm pin in the lowest hole. Reinstall the hitch pin. 
Repeat with the other side. 
 
NOTE:  The other hole positions allow you to use the ripper, pulverizer bar and drag without the compacting roller, or 
with the compacting roller only compacting lightly. 
- Adjust drag height so it will drag the surface but, will not be loose enough to interfere with the roller. 
- Position scraper bar against roller. 
- Optional Finish Drag may be attached now or when ready to make a finish pass. 
- Additional weight may be added to weight tray for deeper cutting in hard soil. 
 

After using: 

 
- Reinstall the second Hitch Pin in the draw bar. (You may have to reinstall the caster to align the holes.) 
- Lower rear wheels as described previously. 

Raise harrow teeth

 to upper most position and 

Lift drag section

 if needed to clear pavement. 

- R

emove caster and raise tongue jack

. You may now safely tow the unit. 

Do Not exceed 15 mph. 

 

Maintenance:   

 

 

 

 

 

 

 

 
The only maintenance required beyond periodic cleaning is to WEEKLY grease the four pillow blocks (bearings) on the 
ends of the pulverizer bar and the roller. 
 
MONTHLY use a light grease to coat the lifting arm pins. 
 
We do not recommend the use of lubricants on the scraper blade or tongue jack as this will only cause dirt to collect in 
these areas. 
 
Ripper blades may be reversed when tips become worn. 
 
 
 

 

Newstripe, Inc.   

1700 Jasper St. #F 

Aurora, CO 80011 

 

 

(303) 364-7786 

Summary of Contents for Dirt Doctor Junior

Page 1: ...en lower the rear wheels to remove the unit from the pallet To lower the wheels for transport raise rear roller off of ground Step to one side of the unit remove lynch pin and slide wheel arm pin out until it clears plate Lift wheel arm up and back to lower wheel Slide wheel arm pin into plate top hole is the transport position and secure with lynch pin Repeat procedure on other side CAUTION The u...

Page 2: ...e correct results for your particular soil and application Adjusting Ripper and Pulverizer Bars Use the tongue jack to raise the front of the unit to adjust the Ripper blades and Pulverizer bar The Ripper blades are adjusted by pulling the Hitch Pins on either side of the unit and moving ripper bar up or down The Full Up position is used for transport or non cutting The pulverizer bar height is ad...

Page 3: ...in Repeat with the other side NOTE The other hole positions allow you to use the ripper pulverizer bar and drag without the compacting roller or with the compacting roller only compacting lightly Adjust drag height so it will drag the surface but will not be loose enough to interfere with the roller Position scraper bar against roller Optional Finish Drag may be attached now or when ready to make ...

Page 4: ...6706 Fax 303 364 7796 Fig 1 Operating position one hitch pin removed Fig 2 Tow position both hitch pins in place Tongue nose support 11 Ripper and pulverizer bar adjustment 7 Reversible center drag Typical pillow block with roller bearing 19 4 11a 1 9 8 Unit in tow position 21 14 15 11 12 6 ...

Page 5: ...Pulverizer lift lever bracket right 10000733 14 Pulverizer lift lever bracket left 10000734 15 T pin w quick release button 10000738 Pillow block with roller bearing 10003220 used on pulverizer roller 21 Hitch draw bar 10000438 These items not included on 3 pt hitch model 3 Point Hitch models 16 Lift pin 3 pt hitch 10003212 17 Uprights 3 pt hitch 2 required 10003301 18 Support tube 3 pt hitch 1000...

Page 6: ... one way Install support tube by laying tube it on top of the Dirt Doctor and installing one 1 bolt through the front hole of the frame bracket and the rear of the support tube Leave tube in this position Install the Nylock nut on this bolt but do not tighten all the way at this time Install one upright by inserting lift pin at bottom end Lift support tube and slide the second 1 bolt through the u...

Page 7: ... end of each stud Tighten the nut so that the arm rotates freely Step 3 Attach each broom arm to broom retainer studs with two washers and nuts Tighten securely Parts List 1 Left Side Mounting Bracket 10002678 2 Right Side Mounting Bracket 10002679 3 Lifting Arms 2 10002671 4 Broom Retainer 10002680 5 Detent Ball 2 10001680 6 Jam Nut for Detent Ball 2 10001074 18 Broom Segment 1 10002638 24 Broom ...

Page 8: ...soline engines compressors pumps including airless and Transaxles are furnished with their respective manufacturer s warranties only Such components are not covered by any warranty of Newstripe Inc Where Newstripe elects to extend manufacturers warranties the warranty shall be pro rated as to cover 100 of the cost to replace or repair materials and parts for the first 12 months of ownership and 60...

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