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26

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. 

 

 
 
 
 

Содержание DB7622E

Страница 1: ...nch Two Stage Gas Snow Thrower Model DB7622E Have product questions or need technical support Please feel free to contact us Website www Amerisuninc com Toll free 1 800 791 9458 Mon Fri 9 5 EST Email...

Страница 2: ...2...

Страница 3: ...rt System Clearing Width Clearing Height Chute Rotation Angle Speed Tire Size Overall Dimensions L x W x H Weight DB7622E 212cc Snow Engine 20 fl oz 0 66 Gallon Recoil Starter 22 inch 16 inch 180 4 Fo...

Страница 4: ...control 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 perso...

Страница 5: ...oughly inspect the area where the equipment is to be used Remove all doormats newspapers sleds boards wires branches and other foreign object which could be tripped over or thrown by the auger impelle...

Страница 6: ...nment breakage of or binding of moving parts and any other conditions that may affect operation If damaged have the Snow Thrower serviced by a qualified repair person using only identical replacement...

Страница 7: ...s the machine unsafe and may cause personal injury The control levers must operate easily in both directions and automatically return to the disengaged position when released Never operate with a miss...

Страница 8: ...pull rapidly Rapid retraction of starter cord kickback will pull hand and arm toward engine faster then you can let go Broken bones fractures bruises or sprains could result If situations occur which...

Страница 9: ...such as water heater furnace clothes dryer etc Always refer to the operator s manual for proper instructions on off season storage Check fuel line tank cap and fittings frequently for cracks or leaks...

Страница 10: ...controls of this snow thrower 1 Auger Control Handle 8 Clean out Tool 2 Speed Control Lever 9 Belt Cover 3 Fuel Tank Cap 10 Recoil Starter Handle 4 Oil Dipstick 11 Electric starter 5 Chute Rotation Ha...

Страница 11: ...ntrol Lever is located in the right side and is used to set the drive speed and direction of travel It can be moved into any of six positions Auger Control Handle The Auger Control Handle is used to e...

Страница 12: ...rear of the auger housing with a mounting clip It is used to clean the chute assembly and chute opening when snow and ice become lodged WARNING Never use your hands to clear a clogged chute assembly...

Страница 13: ...s parts and compare against the list below 1 Snow Thrower 2 Discharge Chute Assembly 3 One Pair of Skid Shoes with hardware 4 4 Extra Shear Pins and Locknuts ASSEMBLY Your Snow Thrower will require so...

Страница 14: ...ble to the hole on drive control handle bar 3 Re attach drive control handle to the upper handle 4 Repeat step 1 3 to attach the auger cable NOTICE Do not bend or kink the control cables The cables sh...

Страница 15: ...clearing snow from concrete asphalt and other smooth surfaces 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 surf...

Страница 16: ...ake 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 on the...

Страница 17: ...verse 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 no neutral drive setting since the driv...

Страница 18: ...distance of the snow Raising the angle will increase the distance Lowering the angle will decrease the distance 1 Loosen the knobs on both side of the chute deflector and adjust the chute deflector t...

Страница 19: ...ve it in several steps taking narrower swaths Make several passes with the auger overlapping the cleared areas and reduce forward speed For the best clearing efficiency clear snow before it melts refr...

Страница 20: ...unit Rotate the chute rotation handle several times to remove any excess snow MAINTENANCE PROCEDURES TIRE INFLATION Before each use of your Snow Thrower check the tire pressure The pressure in each ti...

Страница 21: ...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 over tighten the nylon locknut NOTICE Never rep...

Страница 22: ...on before disassembly to assist in reassembly 1 Push auger control handle inward to detach from the upper handle then disconnect the auger cable from the auger control handle 2 Remove 2 hex head screw...

Страница 23: ...ey when the belt is disengaged The pin should not be tight to the belt The pin should be loose enough to allow the belt to spin freely but not allow the belt to jump off the pulley 5 Connect the lower...

Страница 24: ...er engagement handle and cable Cable and connection damage Free movement from engage to disengaged positions Binding or improperly routed cable Cable pulley s damage misalignment and binding Cable adj...

Страница 25: ...er engine starts slowly move to RUN position as engine speed and operation stabilizes at the set rpm If engine still does not start move to half choke and crank engine Engine not primed with fuel Prim...

Страница 26: ...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...

Страница 27: ...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...

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