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       684-001

3

FIRE OR EXPLOSION HAZARD

Static electricity is created by the high velocity flow
of fluid through the pump and hose.  If every part
of the spray equipment is not properly grounded,
sparking may occur, and the system may become
hazardous.  Sparking may also occur when
plugging in or unplugging a power supply cord.
Sparks can ignite fumes from solvents and the
fluid being sprayed, dust particles and other
flammable substances, whether you are spraying
indoors or outdoors, and can cause a fire or
explosion and serious bodily injury and property
damage.  Do not plug in or unplug any power
supply cords in the spray area when there is any
chance of igniting fumes still in the air.

Grounding
To reduce the risk of static sparking, ground the
pump and all other spray equipment used or
located in the spray area.  CHECK your local
electrical code for detailed grounding instructions
for your area and type of equipment.  BE SURE to
ground all of this spray equipment:

If you experience any static sparking or even a
slight shock, STOP DISPENSING IMMEDIATELY.
Check the entire system for positive grounding.  Do
not use the system again until the problem has
been identified and corrected.

1. 

Pump:  use a ground wire and clamp as
instructed at the right.

2. 

Air hoses:  use only grounded air hoses.

3. 

Fluid hoses:  Use only grounded fluid hoses.

 

Check the electrical resistance of your air and
fluid hoses at least once a week.  If your hose
does not have a tag on it which specifies the
electrical resistance, contact the hose supplier
or manufacturer for the resistance limits.  Use
a resistance meter in the appropriate range for
your hose to check the resistance.  If the
resistance exceeds the limits, replace it
immediately.

4. 

Air compressors:  follow the air compressor
manufacturer’s recommendations.

5. 

Spray gun or dispensing valve:  grounding is
obtained through connection to a properly
grounded fluid hose and pump.

6. 

Object being sprayed:  according to your local
code.

7. 

All solvent pails used when flushing, according
to local code.  

Use only metal pails, which are

conductive, placed on a grounded surface.  Do
not place the pail on a non-conductive surface,
such as paper or cardboard, which interrupts
the grounding continuity.

8. 

To maintain grounding continuity when flushing
or relieving pressure, always hold a metal part
of the gun firmly to the side of a 

metal pail,

then trigger the gun.

To ground the pump, connect a ground wire to the
motor grounding lug.  See the illustration above.
Refer to ACCESSORIES for ordering a ground
wire and clamp.  Loosen the locknut (W) of the
grounding lug (X) and washer (Y).  Insert one end
of the grounding wire (12 ga minimum) (Z) into the
slot in the lug and tighten the locknut securely.

Connect the other end of the wire to a true earth
ground, as recommended by your local electric
code.

IMPORTANT

United States Government safety standards have
been adopted under the Occupational Safety and
Health Act.  These standards-particularly the
General Standards, Part 1910, and the
Construction Standards, Part 1926 should be
consulted.

Summary of Contents for 5:1 Monark 952-793

Page 1: ...reduce the risk of injury keep your fingers and hands and all tools away from the priming piston during operation and whenever the air and fluid pressure in the pump is not fully relieved INDEX Warnings 2 3 Typical Installation 4 Installation 5 Operation 5 6 Service 6 7 Troubleshooting Chart 7 Displacement Pump Service 7 Parts List 8 Parts Drawings 9 Accessories 10 Dimensional Drawing 11 Technical...

Page 2: ...f protective clothing and equipment Always shut off the power to the pump and relieve all air and fluid pressure in the system before checking adjusting or repairing the system to reduce the risk of bodily injury including eye injury from the unexpected release of fluid from the system System Pressure The maximum working pressure of this pump is 600 PSI 42 bar at a maximum incoming air pressure of...

Page 3: ...your hose does not have a tag on it which specifies the electrical resistance contact the hose supplier or manufacturer for the resistance limits Use a resistance meter in the appropriate range for your hose to check the resistance If the resistance exceeds the limits replace it immediately 4 Air compressors follow the air compressor manufacturer s recommendations 5 Spray gun or dispensing valve g...

Page 4: ...xhaust Air 3 4 NPT Outlet C Air Filter Regulator D Air Line Lubricator E Air Solenoid Valve F Supply Air 3 8 NPT Inlet G Bleed Type Master Air Valve required H Fluid Flanged Outlet I Automatic Valve J Ground Wire required Not Shown See Page 3 for Grounding Instructions ...

Page 5: ...r local requirements Connect air solenoid valves E to actuating mechanism timer and set so the automatic valve J will dispense at proper intervals OPERATION NOTE If necessary flush the pump with an approved cleaning solution or disassemble and sanitize the parts before using the pump Refer to the CLEANING PROCEDURE Check local and state codes for specific limitations Adjusting the Pump Speed and P...

Page 6: ...with water Allow all the pump parts to dry Inspect all the pump parts and reclean any soiled parts Any damaged rubber parts must be replaced because they will harbor micro organisms Immerse all the pump parts and the tube of lubricant in an approved sanitizer before assembly Leave the pump parts in the sanitizer during assembly taking them out one by one as needed Lubricate the moving pump parts a...

Page 7: ...emove the air and fluid hoses from the pump Intake Valve 1 Remove retaining pin 28 from connecting rod 26 Release clamp 7 to remove foot valve cylinder 18 from pump cylinder 2 2 Slide priming piston 27 foot valve poppet 23 foot valve packing 29 poppet spring 30 bearing 10 and foot valve stop 16 off the connecting rod 26 Clean and inspect the parts 3 Release clamp 7 holding the retainer housing 22 ...

Page 8: ...g nitrile rubber 1 21 167 974 ROD connecting 1 22 167 975 HOUSING retainer 1 23 604 018 POPPET foot valve 1 24 180 018 HOUSING packing 1 25 169 845 PIN retaining piston housing 1 26 902 982 ROD connecting 1 27 604 015 PISTON priming 1 28 604 008 PIN retaining 1 29 603 778 PACKING foot valve 2 30 501 095 SPRING ball check 1 31 172 573 PLATE instruction 1 Suggested tool box spare parts Keep on hand ...

Page 9: ...684 001 9 PARTS DRAWING ...

Page 10: ...enclosure available on special order SANITARY DISPENSING VALVE 208 378 200 PSI 14 bar MAXIMUM FLUID PRESSURE 50 150 PSI 3 5 10 bar Cylinder Air Range 1 46207 ACME M Fluid Inlet 1 4 NPT F Air Inlet See instruction manual 307 054 SANITARY SPRAY VALVE 208 379 200 PSI 14 bar MAXIMUM FLUID PRESSURE 50 150 PSI 3 5 10 bar Cylinder Air Range 1 462 8 ACME Fluid Inlet 1 4 NPT F Air Inlet See instruction man...

Page 11: ...684 001 11 DIMENSIONAL DRAWING ...

Page 12: ...ials not supplied by Graco This warranty is conditioned upon the prepaid return of the equipment claimed to be defective to an authorized Graco distributor for verification of the claim If the claimed defect is verified Graco will repair or replace free of charge any defective parts The equipment will be returned to the original purchaser transportation prepaid If inspection of the equipment does ...

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