Midland SP-8 Operation, Parts And Service Manual page 37

Note: Blade restraint chain should engage with blade
such that chain wraps around blade section from front
side as shown in illustration. Any other way of engaging
blade restraint chain to blade will cause blade to
disengage and swing out on its own.
Make sure slope of blade is such that blade length
15.
is parallel to ground.
Lower blade down by toggling grade switch until
16.
blade restraint assembly (J) stops blade from going
down any further and grade cylinder pressure goes
over relief.
Toggle conveyor direction switch on operator
17.
console to left side.
On left side, repeat steps for positioning blade
18.
assembly as in section 5.3.1. These steps are
same for left hand blade position. Push tubes and
outer edger brace, which are removed from right
side blade assembly, must be used on left side
blade assembly set up.
5.7.3 H e
ydrAulIC xtensIon
Hydraulic extension is an option, which can be
purchased separately to achieve an instantaneous
variation in overall blade length by up to 2 feet.
Hydraulic extension must be mounted at outermost
end of blade. Moveable section of hydraulic extension
must always extend toward outer edger assembly.
Nothing but the outer edger assembly must be bolted
to moveable section of hydraulic extension.
^
Prevent serious injury or death.
Before performing inspections, service or
maintenance:
Park machine on firm, level surface and
•
engage parking brake.
Switch engine off.
•
Close and lock control panel cover.
•
Chock tires.
•
www.roadwidener.com
C
HAnGeover
WARNING
^
Prevent serious injury or death.
Blade components are heavy.
Use an adequate lifting device to raise, lift
and move blade and blade components.
Outer Edger Assembly - 113 lbs.
Hydraulic Extension Assembly - 225 lbs.
NOTICE
Prevent machine damage.
Hydraulic extension must be mounted at
outermost end of blade.
Nothing but the outer edger assembly
must be bolted to moveable section of
hydraulic extension.
Start machine as in section 5.2. If machine is in
1.
motion, park machine on a firm level surface,
engage parking brake by pushing operator console
E-stop button all the way down. Keep engine
running.
Toggle conveyor direction switch on operator
2.
console to right side.
Toggle extend switch on operator console to extend
3.
hydraulic extension to full cylinder stroke.
Lower blade assembly to ground by toggling grade
4.
switch on operator console.
Switch engine off.
5.
Close and lock control panel cover.
6.
Mark hoses (A) and (B) connecting the "extend"
7.
and "retract" ports between hydraulic extension (C)
and right side bulkhead fittings (D).
Disconnect hoses from hydraulic fittings (E) on
8.
hydraulic extension and bulkhead fittings (D).
Cap hoses and fittings to prevent hydraulic oil
contamination.
Model SP-8 & 10
WARNING
31