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DR

®

 

7.25 ALL-TERRAIN TRIMMER/MOWER

 

Chapter 6: Parts Lists and Schematic Diagrams 

Parts List – Drive Assembly 

Note:

 

Part numbers listed are available through DR Power Equipment.

 

Ref# Part# 

Description 

1 34316  Engine 

Support 

34391 

Cover, Large, with Labels 

32440 

Label, Pictogram Warning 

32443 

Label, DR Logo, Silver, 8" 

5 34318  Cover, 

Small 

34395 

Engine, 7.25tq, 190cc, Briggs, MS, 
Manual Throttle, with Labels 

13758 

Label, Check Oil, 2.75" x .63" 

32200 

Pulley, 3.5" ED, A-Profile V-Belt, .67" Shaft 

31087 

Pulley, Drive, 3L V-Belt, 7/8" Shaft 

10 32198 

Idler 

Arm 

11 

31093 

Pulley, Idler, Flat, 1.99" OD 

12 

31092 

Pulley, Idler, 3L V-Belt, 2.0" OD 

13 

34321 

Belt, V, 3L, Gates 6774 

14 34384 

Spring, 

Idler 

15 34322 

Spacer, 

Idler 

16 

11914 

Key, Sq, 3/16" X 1" 

17 

32206 

Bushing, .386" X .623" X 1.53" 

18 

10189 

Grease Fitting 1/4-28, Straight 

19 31096 

Spindle, 

Trimmer 

20 

31099 

Spacer, .680" X .984" X .310", ZP 

21 31098 

Can, 

Anti-Wrap 

22 

32447 

Guard, Deflector, With Labels 

Ref# Part# 

Description 

23 

32442 

Label, Strike Zone 

24 

13649 

Label, Danger, Blade 

25 

33432 

Deflector Guard Mounting Bracket 

26 

31101 

Mow Ball, Hex Bolt 

27 

31117 

Screw, HWH, 1/4-20 X 3/4", Taptite 

28 

34385 

Spacer, Cord Head, 4-Line 

29 34387 

Cord 

Head, 

4-Line 

30 

34383 

Cord Pack, 13", 24 Pack 

31 

15069 

Bolt, HHCS, 3/8 -16 X 2.5" Lg. 

32 

15712 

Bolt, HCS, 3/8-16 X 2-1/4", Gr5, ZP 

33 

11152 

Bolt, HHCS, .375-16 X 1.00" Lg.  

34 

31301 

Bolt, 3/8-16 X 1", Gr5, ZP, High Hd 

35 

34325 

Bolt, Hex, Flange, 1/4-20 X 1" 

36 

11465 

Bolt, HCS Ft, 3/8-16 X 3", Gr5, ZP 

37 

28990 

Bolt, Hex, Flange, Tri Lobe, 3/8-16 X 1", 
Gr5 ZP 

38 

33333 

Nut, Nylon Lock, Flanged, 3/8-16 

39 

33331 

Nut, Nylon Lock, Flanged, 1/4-20 

40 18081 

Washer, 

Lock, 

3/8" 

41 

11239 

Washer, Flat, 3/8", USS 

42 

12697 

Washer, Fender 1/4" ID X 1" OD 

43 

11155 

Bolt, HHCS, 3/8-24 X .75", GR2, ZP 

44 34403 

Adapter, 

Cord 

Plate 

 

Summary of Contents for 7.25 ALL-TERRAIN TRIMMER/MOWER

Page 1: ...RUCTIONS Serial No Order No DR Power Equipment Toll free phone 1 800 DR OWNER 376 9637 Fax 1 802 877 1213 Website www DRpower com Original Language Read and understand this manual and all instructions...

Page 2: ...er and Order Number in the space provided on the front cover of this manual Additional Information and Potential Changes DR Power Equipment reserves the right to discontinue change and improve its pro...

Page 3: ...hine Always wear protective goggles or safety glasses with side shields while trimming to protect your eyes from possible thrown debris Avoid wearing loose clothing or jewelry which can catch on the m...

Page 4: ...ine wait 5 minutes disconnect the spark plug wire keeping it away from the spark plug to prevent accidental starting before making adjustments or repairs Never tamper with the engine s governor settin...

Page 5: ...DR 7 25 ALL TERRAIN TRIMMER MOWER is a powerful tool not a plaything Exercise extreme caution at all times The design of your machine is for trimming and mowing grass weeds and other growth as specifi...

Page 6: ...ure 1 before beginning these procedures If you have any questions at all please feel free to contact us at www DRpower com DR 7 25 ALL TERRAIN TRIMMER MOWER Controls and Features Figure 1 Cutting Cord...

Page 7: ...21 in 1 5 increments Machine Dimensions 81 L x 60 W x 23 H Machine Weight 262 lbs Ground Clearance 4 minimum Tow Bar Length 40 ASSEMBLY Hardware Bag Parts Figure 2 and Table Below Item Part no Descrip...

Page 8: ...he Fuel and Oil Fills until you are ready to pour either gasoline or oil into the correct Fill Note You will need approximately 15 to 22 ounces of SAE 30 high detergent oil depending on Engine type Us...

Page 9: ...Check the Dipstick and continue adding a few ounces of oil at a time rechecking the Dipstick until the oil reaches the fill mark Be careful not to overfill 4 Fill the Fuel Tank with fresh unleaded ga...

Page 10: ...d quality are controlled by a combination of the Cord Head height and Caster Wheel Spacer arrangement It takes time and practice to learn what the best combinations of settings for different condition...

Page 11: ...Screwdriver with at least a 6 shank Gloves 1 Align the hole in the Anti Wrap Canister with the hole in the internal housing at the location shown Figure 11 2 Insert a Philips Head Screwdriver into the...

Page 12: ...e Hitch will not fit adequately into the Tow Hitch opening you can mount the Tow Bar on top of the Tow Vehicle Hitch Note The preferred method is to locate the Tow Vehicle Hitch inside the Tow Hitch o...

Page 13: ...he obstacle If you do run into debris and the Trimmer becomes tangled Shut off the Tow Vehicle set the parking brake and remove the Key Shut off the Trimmer Engine and after all moving parts to come t...

Page 14: ...ord weights diameters to discover what works best for your particular mowing and trimming situations Here are a few things to keep in mind If you buy Cutting Cord in rolls cut it in 13 lengths Cut the...

Page 15: ...t time 5 hours Replace the Engine Air Filter Cartridge and foam Pre Filter if equipped Replace the Trimmer Belt Clean and inspect Cord Head assembly Replace the Spark Plug Cleaning the top of the Engi...

Page 16: ...may need to clean grass or debris out of the recess first 5 Slide the Cord Head Adapter and Molded Spacer off the Shaft Figure 24 6 The Anti Wrap Can and Spacer should remain on the Shaft with the Scr...

Page 17: ...d Head assembly with the four Screws using a 3mm Allen Wrench 9 Reinstall the Cord Head as described in the Replacing the Mow Ball or Cord Head section Replacing the Drive Belt Tools needed 3 8 Wrench...

Page 18: ...to the Tracking Wheel Support 5 Secure with the Bolt and Locknut using a 1 1 16 Wrench and a 1 1 8 Wrench but Do not over tighten because the Wheel will not rotate properly Check the Tire Pressure Cas...

Page 19: ...that secure the Engine Mount to the Frame using a 3 8 Wrench Figure 34 3 Make sure to securely tighten the Gas Fill Cap 4 Remove the Oil Cap Dipstick and position a suitable oil receptacle beside the...

Page 20: ...nt of clean oil If the oil is dirty change it following the procedure on page 19 You should be using fresh clean unleaded gas If the gas is old change it Use a fuel stabilizer if you keep gas longer t...

Page 21: ...om or call 1 800 DR OWNER 376 9637 for assistance The Trimmer Head won t spin or lacks power Check for proper alignment of the V Belt Check it against Figure 30 in the Replacing the Belt section on pa...

Page 22: ...18 10189 Grease Fitting 1 4 28 Straight 19 31096 Spindle Trimmer 20 31099 Spacer 680 X 984 X 310 ZP 21 31098 Can Anti Wrap 22 32447 Guard Deflector With Labels Ref Part Description 23 32442 Label Str...

Page 23: ...CONTACT US AT www DRpower com 23 Schematic Drive Assembly 021114...

Page 24: ...8 L 18 32389 Spring Limiter 19 34330 Spring Strut 20 34315 Support Tracking Wheel 21 32231 Wheel 9 X 3 50 4 Ref Part Description 22 34320 Spacer 25mm OD X 2 5mm Wall X 25mm L 23 32207 Support Wheel 24...

Page 25: ...CONTACT US AT www DRpower com 25 Schematic Frame and Tow Bar Assembly 021114...

Page 26: ...26 DR 7 25 ALL TERRAIN TRIMMER MOWER Notes...

Page 27: ...CONTACT US AT www DRpower com 27 Notes...

Page 28: ...eded Release Drive Belt from Tensioner to relieve Belt stress Check the general condition of the machine e g nuts bolts welds etc Replace parts or tighten Hardware as needed Store in a dry covered are...

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