Powersmart DB7659H-22, Instruction Manual

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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.