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24 

 

Problem 

Causes 

Remedy 

Drive system 

No forward or 
reverse drive 
movement when 
drive handle 
engaged 

Drive belt loose or damaged 

Check drive belt tension pulley for damage or 
incorrect tension, repair as necessary. Replace 
drive belt. 

Friction drive wheel is worn or damaged 

Replace friction drive wheel 

Friction drive wheel wet or slipping 

Allow snow blower to dry and or warm up or 
adjust drive cable tension as necessary 

Wheel to axle pins broken or missing 

Replace pins attaching wheels to axle 

Drive speed control 
stuck in gear or 
won’t change gears 

Speed control lever loose or damaged, not 
moving speed control cables 

Check speed control lever and cables for damage 
or loose or missing parts. Repair or replace parts as 
needed, ensure pivot stud spring tension is correct, 
adjust pivot nut spring tension as needed. 

Speed control cables loose, damaged or 
binding 

Repair, adjust or replace as necessary 

Drive speed control 
allows only 1 
direction  

Speed control cables misadjusted, loose, 
damaged or binding 

Check speed control lever and cables for damage 
or loose or missing parts. Repair or replace parts as 
needed. Adjust drive speed control cables, see 
Drive Speed Control Cables Adjustment 

Drive engaged 
when drive control 
handle released 

Drive control cable binding, won’t release 

Repair, replace cable as necessary 

Friction drive wheel return spring broke or 
missing 

Replace spring, adjust cable as necessary 

Auger System 

Auger not rotating 
when auger control 
handle engaged or 
Not blowing snow 
or Poor snow 
blowing 
performance 

Chute assembly clogged 

Clean chute and inside of auger housing with 
clean-out tool 

Auger shear pins broken 

Replace shear pins. Check each auger blade shear 
pin. 

Foreign object in auger or impeller causing 
auger to stop without shearing pins 

Remove object from auger or impeller areas 

Auger belt loose, slipping, worn or 
damaged 

Replace auger belt 

Auger belt tension cable loose, damaged or 
binding 

Repair, adjust or replace as necessary 

Auger blade(s) damaged or bent 

Replace auger blade(s) 

Auger gearbox mechanical damage, auger 
drive system not rotating freely (binding) 

Check bearings, bushings and all system parts for 
damage or mechanical binding. Repair or replace 
as necessary using proper lubrication 

Impeller damaged 

Replace impeller 

Impeller not connected to impeller shaft, 
impeller or shear pins broken 

Replace shear pins or impeller as necessary 

Forward speed too fast while blowing 
snow, overload 

Allow engine to maintain its speed. 

 
 
 

Summary of Contents for DB7651BS-24

Page 1: ...Gas Snow Thrower Model DB7651BS 24 Have product questions or need technical support Please feel free to contact us Website www Amerisuninc com www PowerSmartUSA com Toll free 1 800 791 9458 Mon Fri 9...

Page 2: ...2...

Page 3: ...ight 21 inch Chute Rotation Angle 180 Speed 4 Forward 2 Reverse Tire Size 13 inch Overall Dimensions L x W x H 40 6x36 6x22 3in Weight 193 lbs Thank you for purchasing PowerSmart products It is crucia...

Page 4: ...l systems EM Engine Modifications and TWC Three Way Catalyst if so equipped SAFETY INFORMATION This symbol points out important safety instructions which if not followed could endanger the personal sa...

Page 5: ...n to avoid slipping or falling especially when operating in reverse PREPARATION Thoroughly inspect the area where the equipment is to be used Remove all doormats newspapers sleds boards wires branches...

Page 6: ...has come to a complete stop When stepping backwards be cautious about any obstacles beneath your feet or behind you avoid falling SERVICE Stop the engine before making any adjustments Check for misali...

Page 7: ...ing at all times until fueling is complete Do not use a nozzle lock open device OPERATION Do not put hands or feet near rotating parts in the auger impeller housing or chute assembly Contact with the...

Page 8: ...fore you leave the operation position behind the handles Wait until the auger impeller comes to a complete stop before unclogging the chute assembly making any adjustments or inspections Never put you...

Page 9: ...control lever handles and cables periodically to verify they engage and disengage properly and adjust if necessary Refer to the adjustment section in this operator s manual for instructions Maintain...

Page 10: ...ontrol Lever Chute Deflector Control 10 11 Skid Shoe Wheel Tire 3 Drive Speed Gear Control 12 Belt Cover 4 Auger Control Lever 13 Lower Handle 5 Chute Rotation Handle 14 Electric Start Button 6 7 8 9...

Page 11: ...to engage the augers release to disengage the augers Chute Rotation Handle To adjust snow discharge direction rotate the handle clockwise or counter clockwise should rotate 180 degrees Skid Shoe Posit...

Page 12: ...ore using your Snow Thrower WARNING This snow thrower is heavy Assembly procedures may require lifting equipment utilizing two people Step 1 Installing the Upper Handle 1 When installing the Upper Han...

Page 13: ...note that the Chute Deflector Cable will be pre attached to the Upper Handle 2 Insert Lower Discharge Chute Support Tube Assembly into the designated Chute opening for the Lower Discharge Chute while...

Page 14: ...rfaces set the auger shave plate so that the bottom of the plate is just above the ground For clearing snow from gravel dirt and other rough surfaces set the auger shave plate slightly above the groun...

Page 15: ...tion Make sure to overlap clearing paths Determine the direction of the wind If possible move in the same direction as the wind so that the snow is not thrown against the wind back into your face and...

Page 16: ...ngs four 4 forward speeds and two 2 reverse speeds 1 is the slowest forward speed and 4 is the fastest forward speed R1 is the slowest reverse speed and R2 is the fastest reverse speed Note There is n...

Page 17: ...with the auger overlapping the cleared areas and reduce forward speed For the best clearing efficiency clear snow before it melts refreezes and hardens Hard packed and wet snow can be very difficult t...

Page 18: ...k the tire pressure The pressure in each tire should be in the range of 20 24 psi for the best performance The pressure can be checked using an ordinary tire pressure gauge Fill the tires using a smal...

Page 19: ...necessary to unscrew the nut from the broken shear pin and drive out the broken pin 2 Insert a new shear pin through the hole in the auger shaft and tighten using the shear pin nylon locknut Do not ov...

Page 20: ...ure the engine is off and remove the spark plug wire from the spark plug to ensure the engine cannot accidently start Note Record component position before disassembly to assist in reassembly 1 Discon...

Page 21: ...n should be loose enough to allow the belt to spin freely but not allow the belt to jump off the pulley 5 Connect the upper cable to the auger control handle 6 Install belt cover using Qty 2 hex screw...

Page 22: ...nk or carburetor Fuel stabilizer can be added to the fuel in can to extend its shelf life for storage Store the unit in a locked dry place out of the reach of children to prevent unauthorized use or d...

Page 23: ...rime engine see Engine Operator s manual Fuel incorrect old or stale will not ignite Empty and clean fuel tank carburetor refill with fresh clean gasoline Note Fuel may become stale after 30 days in s...

Page 24: ...d control cables see Drive Speed Control Cables Adjustment Drive engaged when drive control handle released Drive control cable binding won t release Repair replace cable as necessary Friction drive w...

Page 25: ...cessary Foreign material on pulleys and belt oil grease dirt etc Clean belt and pulleys as necessary replace belt if necessary Auger pulleys misaligned loose damaged or bent Replace or align pulleys a...

Page 26: ...25 203021099 Cable Holder 2 8 303180951 Upper handle 1 26 303071016 Control Rod 1 9 303030025 Cap Nut M6 2 27 203070079 Knob 2 10 303070273B Auger Control 1 28 303130074 Press Spring 2 11 303160235 S...

Page 27: ...Pinion Gear 1 9 303020546 Flange Bolt M6x40 2 29 303020165 Square Neck Bolt M8 55 1 10 303030077 Locknut M8 1 30 303010176 Screw 6x16 3 11 303130325 Spring 1 31 303020246 Flange Bolt M6 16 1 12 303071...

Page 28: ...28 Frame Assembly 2 1...

Page 29: ...bly 1 66 303030059 Locknut 1 22 303020444 Hex Washer Screw M6 12 6 67 303042004 Flat Washer 1 23 203070078 Big Frame Cover 1 68 303100051 6203ZN Ball Bearing 2 24 303200012 Lower Auger Cable 2 69 3031...

Page 30: ...30 Auger Housing Assembly...

Page 31: ...160143 Big Pulley 1 13 303060055 Flange Bushing 2 41 303110014 Flat Key 1 14 303070260 Seal 1 42 303042005 Flat Washer 1 15 303090031 Worn Gear Case R 1 43 303020279 Flange Bolt M8x20 1 16 303020489 S...

Page 32: ...riginal receipt which lists the date of purchase month and year and the name of the company purchased from THIS LIMITED WARRANTY DOES NOT APPLY TO ANY ACCESSORY ITEMS INCLUDED WITH THE TOOL SUCH AS CI...

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