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2014 Presvac Powervac

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General Details:

EQ #:8431
VIN #:1NKDX4EX6EJ413602
2014 Kenworth T800
Cummins ISX 15
Vacuum System:
78,350 lbs


Presvac PowerVac 3800, EQ# 8431

Truck mount - Dump unit

D.O.T. 407 / 412
Vessel to be constructed and certified to A.S.M.E. Boiler and Pressure Vessel Code (Section VIII,
Division 1) National Board Registered.

3250 U.S. gallons plus 3% outage for expansion

Head material:
5/16” carbon steel SA285-C

Shell material:
1/4” carbon steel SA36

Tank diameter:
78” outside diameter

Tank length:

External exposed flat bar rings

Design pressure:
25 p.s.i. internal and 15 p.s.i. external (full vacuum)

Test pressure (hydrostatic):
40 p.s.i.

Maximum allowable working Pressure:
25 p.s.i.

Temperature operating range:
-20oF to 200oF


Overturn protection:
Front, middle and rear (as per D.O.T. 407 / 412)

Girard 4” stainless steel 316 vent (as per D.O.T. 407 / 412)


Top manway:
20” with wingbolt closures.

Liquid level indicator:
Rotary float gauge with 9” stainless steel floatball, teflon seals.

Gripstrut material at 3 o’clock position


Safety grab rail at tank top

Osha enclosure:
Around gripstrut walkway

Rear door:
Full opening, top hinged, door hydraulic up and down. Grease fittings on all moving parts.
Neoprene door seal.  Door safety prop.

Rear door locks:
Two (2), hydraulically operated (dry materials).

Front hoist:
25 ton capacity, three stage hydraulic hoist.  Full length subframe with body stops.  Heavy duty hinge assemblies with grease fittings.  Hoist safety prop.  Power up and first stage down.

Hose trays and fenders:
Combination hose trays and fenders on both sides of unit, stay down when tank lifts.

Front and rear, anti-sail

One (1) 30” x 18” x 18”

Rear valves (suction):
One (1) 6” valve air operated self closing with remote control, male coupling and cap.  Internal stand(riser pipe) with deflector plate, 6” manual Betts valve

Rear valves (discharge):
One (1) 6” valve air operated self closing with remote control, male coupling and cap, 6” manual
Betts valve

Top loading port:
8” flanged port in top of rear door, with 6” wear sleeve with coupling and cap, and flange plate cover

Rear bumper:
Heavy duty, meets D.O.T. 407 / 412 for valve protection.  Anti-skid steps for access to rear door

Dump chute:
Rear chute for dumping. Stainless steel.

Hydraulic, mounted on heavy duty mounting channel and heavy duty tank mounting pad.
Pressure relief valve and variable speed control.

Set of four (4) multi-purpose

Fire extinguisher:
One (1)

Static ground:
Ground cable, 25’ with clamp

Working lights:
Three (3) two at rear, one at vacuum pump area

Flashing beacon:
Top, amber rotating

Back up alarm:
Audible, decibel rating 97 DBA

Running lights-L.E.D.:
Vapour proof, “Truck Lites” with all wiring in conduit, clearance lights, reflectors, junction box with
clear lens.

Vacuum blower:
Hibon SIAV 840 rotary lobe positive displacement blower - Tri Lobe.
Capacity 3800 SCFM.  Maximum vacuum 28” mercury.  Capacity 3377 SCFM @ 15” mercury
Capacity 1596 SCFM @ 28” mercury.

Vacuum pump drive:
Air engaged heavy duty OMSI power transfer case

12” heavy duty exhaust silencer with rain cap.
12” heavy duty air injection silencer with rain cap.

Primary shut off (liquid):
Internal top 14” stainless steel floatball in 20” manway. Neoprene seat.

Isolation valve:
One (1) 8” air operated valve in 8” vacuum line with safety shear sections.

One (1) cyclone for 8” line. Drop-out box with slanted floor for easy cleaning, 2” drain valves with
fittings.  Cleanout door 20” diameter. 

Multi bag filtration system:
Single bag house, mild steel construction complete with continuous self-cleaning operation. Designed for dry powders with 39” diameter inspection hatch.  20” diameter cleanout door, slanted floor for easy cleaning.  WET/DRY single mode operation.  29 bags 4” diameter x 60” long.   Gauges in control panel to monitor baghouse performance.  

Vacuum pump line:
8” to allow for maximum airflow with automatic disconnects between isolation valve and cyclone

Check valve:
12” to prevent vacuum pump back-spin

Vacuum breaker:
Manual 6” quick action valve with screen guard, additional 6” vacuum break Air/Electric with 50’
pendant control

Final filtration:
One (1) cartridge type filter (reusable).  Filter housing with quick opening door.

Auxiliary vacuum/pressure pump:
Presvac PV750, 410 CFM @ free air, 28” Hg maximum vacuum, 25 psi maximum pressure.  Four
way valve for vacuum and pressure.  Check valve and oil catch muffler.  External moisture trap with 5” stainless steel floatball and 2” drain valve.  3” air operated isolation valve with continuous
grounded vacuum lines looped to rear.  No disconnecting required when dumping.

Auxiliary pump drive:
Air engaged 6 bolt p.t.o. 90o right angled gearbox

Top loading boom:
8” diameter loading boom, hydraulic up and down.  270° manual rotation and 4’ telescoping with
hand pendant control complete with 8” isolation valve.  Boom disc brake. 50’ Pendant control

Hydraulic system:
Hydraulic reservoir.  Vented filler cap, filter and suction strainer, sight level tube.  Hydraulic pump
driven from air p.t.o. Valve bank to operate:  dump body hoist, rear door/locks, boom, and vibrator, oil pressure gauge and pressure relief valve 3/4” drain in oil tank.

Control panel:
All vacuum, pressure gauges, valve control switches, temperature gauge and air pulsation baghouse cleaning switch mounted in Nema 4 control panel.  Panel illumination switch for night operation.

Complete installation on a 2014 Kenworth T800, Cummins ISX-15, 450HP, Eaton Fuller FRO-

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    All advertised prices exclude government fees and taxes, any finance charges, any dealer document preparation charge, and any emission testing charge. Vehicles are subject to prior sale. All advertised to be true but not guaranteed.