User Guide

Note
Every 10 years and or 20,000 hours
of usage, Change Gear Lube.
See PowerVac
®
Service and Parts
Manual for procedure.
A. Inspect Belt
If the belt appears loose, makes noise, abnormally
worn, contact Midmark Technical Service at
1.800.MIDMARK or refer to the PowerVac
®
Service and Parts Manual located on Technical
Library at www.midmark.com.
B. Use Conditioning Fluid
To maintain proper vacuum performance pour
 conditioninguid(part#002-1910-02)intointake
 hose.(Seemaintenancekitinstructions
 (003-10248-00)locatedonwww.midmark.comfor
 properprocedures.)
C. Inspect Tank
Ifrequired,usegardenhoseadapterandushtank
with garden hose. Refer to procedure in the
PowerVac
®
Service and Parts Manual located on
Technical Library at www.midmark.com.
Quarterly Inspection
A. Check Gearbox Lube Level .
The gear lube level is set at the factory to 1/2 full. A
site glass is provided to visually inspect the gear
lube level. If the gear lube level is 1/3 full or less,
 llasneededandmonitoroillevel.Replace
absorbent pad if required.
B. Inspect Vacuum Relief Valve Filter
If the mechanical room contains excessive
 contaminatedair,theVRVltermaybecomedirty.
If it appears clogged, contact Midmark Technical
Service at 1.800.MIDMARK or refer to the Power
Vac
®
Service and Parts manual located on
Technical Library at www.midmark.com,
Midmark P/N 004-0494-00.
Annual / 2,000 HR
Inspection
AA16001i
0
5
1
0
1
5
2
0
2
5
-3
0
Filter
Valve
Vacuum Level
Gauge
Main
Supply
Full
Full
Need to add
On/O Switch
Caution
Never operate the equipment without complete
and proper grounding. TheOn/Oswitch
controls only the secondary circuit power.
Themainpowersourcemustbeturnedoto
remove all power in the control box.
WARNING
Motors are thermally
protected with automatic reset.
Unit may start without warning.
Daily
Adjust the center mounted screw
inside the valve.
Use 1/4 inch nutdriver and phillips screwdriver.
Each full clockwise turn increases the vacuum level
by approximately 2“ Hg.
Vacuum Level Adjustment
Procedure
A. Clean Vacuum Piping System.
Clean vacuum piping system with a non-foaming
vacuum system cleaner. Midmark recommends
Precision Clense, Order No. 77000570.
Note:Byusinganon-foamingvacuumsystemcleaner
on a daily basis, the PowerVac
®
separation tank will
stay rinsed and clean. This practice helps protect
the internal tank controls and eliminates the need to
rinsetheseparatortank.(SeePowerVac
®
Service and
Parts manual located on www.midmark.com regarding
rinsingtheseparationtank.)
Note:ForthersttwoweeksofusingPrecision 
Clense,ushlinesatthebeginningofthedaywith 
waterandchecktrapstwiceaday.Aftertherst
twoweeks,ushwithwaterandchecktrapsas
needed.
1) Start with the furthest operatory from the vacuum.
2) Suction cleaning solution.
 (Followmixtureinstructionsprovided
 withthevacuumsystemcleaner.)
Note: Alternate air and vacuum while cleansing;
submerge and remove HVE and SE from mixture
several times until mixture is consumed.
3) Keep the cleansed vacuum lines (HVE and SE)
open and move to the next operatory.
4) Repeat steps 1-3 until all vacuum lines are
cleansed.
Note: PowerVac
®
MUST run for 5 minutes after all
operatories are cleansed.