Western MIDWEIGHT Installation Instructions Manual page 19

OPERATIONAL TESTS AND FINAL ADJUSTMENTS
FILLING HYDRAULIC UNIT
WARNING
Keep 8' clear of the blade when it is being
raised, lowered or angled. Do not stand
between the vehicle and blade or directly in
front of the blade. If the blade hits or drops on
you, you could be seriously injured.
1. Attach the snowplow to the vehicle according to
the instructions on the back of the blade.
2. Fill the reservoir with WESTERN
Performance Hydraulic Fluid to –40°F (–40°C),
or other fl uid conforming to Military Specifi cation
MIL-H-5606A, such as Mobil Aero HFA or Shell
AeroShell Fluid 4. Replace the fi ll plug.
®
WARNING
To prevent accidental movement of the blade,
always turn the control OFF whenever the
snowplow is not in use. The power indicator
light will turn OFF.
3. Turn the control ON and completely angle blade
to the left and right several times. Turn the control
OFF.
Fill Plug
AeroShell ® is a registered trademark (
Lit. No. 64369, Rev. 04
High
®
Quill
Drain Plug
® ) of Shell Oil Company.
DO NOT raise blade during fi ll process as this
may cause pump cavitation.
Do not mix different types of hydraulic fl uid.
Some fl uids are not compatible and may cause
performance problems and product damage.
4. Fill the reservoir to the top of the fi ll hole and
replace the fi ll plug.
NOTE: Loosen fi ll plug slowly to relieve any
pressure in the reservoir.
5. Turn the control ON and raise and lower the
snowplow several times. Activate the control
FLOAT function and manually collapse the lift ram
all the way after each lowering of the blade. Turn
the control OFF.
6. Fill the reservoir to the top of the fi ll hole and
replace the fi ll plug.
FLUID CAPACITY
• FloStat ® Unit Reservoir
• FloStat System Total
19
CAUTION
CAUTION
1-3/4 quarts
2-3/8 to 2-3/4 quarts
June 15, 2010