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Graco Ultra Max II 795 17E641 [4/22] Service
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Service
4 3A6583A
Service
Pressure Relief Procedure
Follow the Pressure Relief Procedure whenever
you see this symbol.
1. Engage trigger lock.
2. Turn ON/OFF switch to OFF. Unplug power cord on
electrical units.
3. Disengage the trigger lock.
4. Hold a metal part of the gun firmly to a grounded
metal pail. Trigger the gun to relieve pressure.
5. Engage the trigger lock.
6. Turn prime valve down to the DRAIN position. Leave
prime valve down until ready to spray again.
7. If you suspect the spray tip or hose is clogged or
that pressure has not been fully relieved after
following the steps above:
a. VERY SLOWLY loosen tip guard retaining nut
or hose end coupling to relieve pressure
gradually.
b. Loosen the nut or the coupling completely.
c. Clear the obstruction int he hose or tip.
Pump Repair Kits
Tools Needed
•Vise
• 12 in. adjustable, open-end wrench (2)
• Hammer (20 oz maximum)
• Small screwdriver
• Throat Seal Liquid
• Pick or long small screwdriver
Cleaning and Inspecting Parts
Clean and inspect parts. Pay particular attention to the
ball seats in the intake valve and piston, which must
have no nicks or wear, and to the inside of the sleeve
and the outside of the piston rod, which must not be
worn or scratched. Replace worn or damaged parts.
NOTE:
Remove and clean sleeve when repacking pump.
This equipment stays pressurized until pressure is
manually relieved. To help prevent serious injury from
pressurized fluid, such as skin injection, splashing
fluid and moving parts, follow the Pressure Relief
Procedure when you stop spraying and before
cleaning, checking, or servicing the equipment.
Pump Repair Kit
16X414 17H838
16X419 17H839
17H835 17H852
17H832 17H849
17H833 17H850
17H834 17H851
17H826 17H843
17H836 17H850
17H823 17H841
17H824 17H842
17H825 17H840
17H827 17H844
17H837 17H852
17H892 17H851
NOTICE
To reduce the risk of damaging sealing surfaces, never use
sharp or pointed tools to remove sleeve. If the sleeve cannot
be removed easily, return the sleeve and cylinder to a Graco
distributor for removal.
Содержание
- A6583a 1
- Displacement pump 1
- For professional use only 1
- Important safety instructions 1
- Repair 1
- Table of contents 2
- Warning 3
- Warnings 3
- Cleaning and inspecting parts 4
- Pressure relief procedure 4
- Pump repair kits 4
- Service 4
- Tools needed 4
- Disassembling the pump 5
- Note sleeve may come out of cylinder with piston rod 5
- Note spring 233 only used on 16x426 17h835 17h834 17h825 17h827 17h837 and 17h892 5
- Repair when pump is separated from sprayer 5
- Assembling the pump 6
- Not used on 16x414 17h823 17h832 6
- Not used on 16x414 17h832 17h823 6
- Not used on 16x414 17h823 17h832 7
- Not used on 16x414 17h823 17h832 8
- Note do not slide piston assembly into top of sleeve as this may damage piston packing 8
- Note spring 233 only used on 16x426 17h835 17h834 17h827 17h837 17h892 9
- Cross section reference 11
- V max uhwmpe blue 11
- Parts pump 16x414 12
- Parts pump 17h823 17h832 13
- Parts pump 17h826 17h836 14
- Parts pump 16x419 15
- 3a6583a 16
- Parts pump 17h833 17h834 17h892 16
- Parts pump 17h824 17
- 3a6583a 18
- Parts pump 17h827 17h835 17h837 18
- Ref part description qty 18
- These parts are also included in repair kit 17h844 ceramic balls which may be purchased separately these parts are also included in repair kit 17h852 ceramic balls which may be purchased separately 18
- Parts pump 17h825 19
- 3a6583a 20
- California proposition 65 20
- Graco standard warranty 20
- H835 17h837 1 2 npt f 1 2 npt f 20
- Maximum working pressure 3300 psi 227 bar 22 mpa fluid inlet size 1 5 16 12 un m 1 5 16 12 un m fluid outlet size 16x414 17h832 16x419 17h826 17h833 17h827 17h834 16x426 17h836 17h823 17h824 17h825 3 8 npt f 3 8 npt f 20
- Technical data 20
- U s metric 20
- Warning this product can expose you to chemicals known to the state of california to cause cancer and birth defects or other reproductive harm for more information go to www p65warnings ca gov 20
- Wetted parts stainless steel ptfe leather nylon nickel and zinc plated carbon steel tungsten carbide chrome plating fluoroelastomer acetal polyethylene ceramic 20
- Graco information 21
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