Blizzard Snowplow 760HD Installation And Owner's Manual page 36

Problem
Plow will not stay angled when
plowing.
Plow will not angle, pump works.
Plow lowers too slow.
Plow drops sporadically.
Headlights will not switch from the
vehicle to the snowplow.
April 1, 2006
TROUBLESHOOTING
Cause
The angle pressure relief valve is
set too low. NOTE: Increasing the
pressure relief valve will cause
damage to your plow. Do not set
the pressure relief greater than
3000 PSI.
Review all probable causes above. NOTE: Verify coils S3 & S4 for angle functions.
Variable flow control valve is not
adjusted properly.
Review all probable causes for
plow will not lift
Variable flow control valve is
opened too far.
No power or ground to the
headlight relay.
36
Solution
Check the pressure relief by testing the valve inline
with the cylinder. Attach a tee fitting to the angle
cylinder hydraulic adapter and connect the hose and
pressure gauge to the tee. NOTE: The setting should
not exceed 3000PSI.
WARNING: Snowplow can fall suddenly. You
can die or be seriously injured. Drop snowplow
to ground before adjusting flow control.
Turn flow control valve counterclockwise in small
increments and test.
Verify S5 coil (float) or S5 & S8 coils (disconnect) for
magnetism.
WARNING: Snowplow can fall suddenly. You
can die or be seriously injured. Drop snowplow
to ground before adjusting flow control.
Turn clockwise 1/16 of a turn and test.
Verify the headlight/ground relay connector is
connected. If the connector is properly attached
replace the headlight relay(s).
Lit. No. B64090, Rev. 00