Graco QuickShot 20B473 Operating instructions

For repair of QuickShot sprayers.

Maximum Working Pressure: 2000 psi (138 bar, 14MPa)

Related Manuals

Important Safety Instructions

Read all warnings and instructions in this manual, on the unit, and in the battery and

charger manual before using the equipment. Be familiar with the controls and the proper

usage of the equipment. Save these instructions.

Important Medical Information

Read the medical alert card provided with the gun. It contains injection injury treatment

information for a doctor. Keep it with you when operating the equipment.

Replacement Kits Part No.

Enclosure Cover 18H083 page 5

Pump Assembly 18H072 page 6

Prime/Spray Valve and Knob 2000079 page 7

Outlet Valve 18H075 page 8

SmartControl and Enclosure 18H076 page 9

Hose 2000354 page 10

Needle Valve 18H056 page 11

Solenoid, Pot, Trigger, Switch 18H057 page 11

Gun Housing 18H058 page 11

Complete Gun 18H059 page 11

Solvent Gasket 18H126 page 15

Manual in

English Description

3A9301 QuickShot Owners manual

DeWALT charger manual

3A9322B

QuickShot™

Repair

2 3A9322B

Assembly Drawing

Torque to 18 ± 5 in-lbs

(18 ± 0.6 N·m)

Torque to 55 - 65 in-lbs

(6.2 - 7.3 N·m)

Torque to 15 - 20 in-lbs

(1.7 - 2.3 N·m)

Torque to 100 in-lbs

(11.3 N·m)

Torque to 9 - 11 in-lbs

(1.0 - 1.2 N·m)

Torque to 10 - 15 in-lbs

(1.1 - 1.7 N·m)

3A9322B 3

Assembly Drawing Parts List

Ref. Order

Part No. Description

1 18H072 Kit, pump assembly, includes 3, 4

218H073 Kit, filter, 60 mesh, 3 pack

18H074 Kit, filter, 100 mesh, 3 pack

318H075 Kit, outlet valve repair, includes 3 of 3a, 2 of 3b, 2 of 25, 1 of 26,

3 of 27, 1 of 15

3a Outlet valve assembly

3b Outlet valve plug

4 2000079 Prime/Spray valve and knob, includes 4a, 12, 1 of 21

4a Prime valve

5 19F703 O-ring

6 18H076 Kit, control, enclosure, includes 18, 28

7 18H077 Kit, lid, plug, label

8 18H078 Kit, cup, 32 oz. includes 5

10 18H079 Kit, cup, lid, plug, o-ring, label, includes 7, 8

11 18H080 Kit, plug, 3 pack

12 17M882 Prime knob

13 19F832 Screw, torx

14 119236 Screw, torx

15 2000209 Kit, hose adapter

16 246215 Guard, spray tip, FFLP

FFLP514 Spray tip

FFLP210 Spray tip

FFLP410 Spray tip

18 18H083 Kit, enclosure, door, includes 5 of 20

19 17P501 Kit, tip seat and seal, 5 pack

20 18H096 Screw, cross-head

21 128726 Screw, cross-head

22 2000354 Kit, hose

23 18F977 Holster

24*

Li-ion Compact Battery Pack DEWALT

17P474 20V 2.0 Ah - USA

17P557 18V 2.0 Ah - Europe/AP

17P556 18V 2.0 Ah - Japan

17P558 18V 2.0 Ah - ANZ

17Y586 18V 2.0 Ah - Korea

17M883 Case, storage (not shown)

25 17T582 O-ring

26 117724 O-ring

27 18D981 O-ring

- - - 243103 Pump Armor, 4 oz (not shown)

4 3A9322B

NOTE: Gun 18H059 and Hose 2000354 are designed for use with the QuickShot sprayer only.

Pressure Relief Procedure 1. Turn Prime Knob up to PRIME position to

relieve system pressure.

2. Hold metal tip guard nut firmly to a grounded

metal pail. Point Spray Gun into pail,

disengage Trigger Lock, and trigger the

Spray Gun to relieve system pressure.

28▲18H084 Kit, warning labels

▲

Medical alert card (not shown)

17R476 English, Spanish, Portuguese (Brazil)

17A134 English, Chinese, Korean

179960 English, Spanish, French

17F690 Dutch, German, Italian

29 18H085 Kit, ground

30 18F891 Belt

31 18F810 Adapter, belt slide

32 18H056 Kit, needle valve, includes 1 of 37

33 18H057 Kit, solenoid, pot, trigger, switch

33a Spring, gun

33b Spring, plastic, sliding

33c Slide, lock, trigger

33d Cap, trigger

33e Knob, adjustment

33f Solenoid

34 18H058 Kit, housing, gun, includes 33a, 33b, 33c, 33d, 33e

35 18H059 Kit, gun, complete, includes 13, 14, 32, 33, 34, 36

36 19F831 Screw, cross-head

37 18H126 Kit, solvent gasket (qty. 5), includes removal/installation tool

--- 18H081 Kit, label, brand, Ultra (not shown)

--- 18H082 Kit, label, brand, Ultimate (not shown)

* Battery and charger are dependent upon in country requirements.

▲ Replacement safety labels, tags, and cards are available at no cost.

Ref. Order

Part No. Description

PRESSURIZED FLUID HAZARD

This sprayer builds up an internal pressure of

2000 psi (138 bar, 14 MPa) during use. Follow

the Pressure Relief Procedure whenever you

stop spraying and before cleaning, checking,

servicing, or transporting equipment to prevent

serious injury from pressurized fluid such as skin

injection and splashing fluid.

PERSONAL PROTECTIVE EQUIPMENT

Wear appropriate protective equipment when in

the work area to help prevent serious injury,

including eye injury and inhalation of toxic

fumes.

3A9322B 5

Enclosure Cover Removal

1. Perform Pressure Relief Procedure,

page 4.

2. Remove battery (24) from sprayer.

3. Remove cup assembly (10).

4. Turn prime knob (12) forward to spray

position.

5. Remove cross-head screw (21) from

prime knob (12) and remove knob.

6. Remove five cross-head screws (20)

from sprayer enclosure and remove

enclosure cover (18).

Enclosure Cover

Replacement

1. Before installing enclosure cover,

ensure wires are laid securely in wire

channels, away from pinch points such

as screw bosses and between the

enclosure seam.

2. Install new enclosure cover (18). Secure

with five cross-head screws (20). See

Assembly Drawing, page 2, for

torques.

3. Rotate prime valve stem so the valve

stem cross hole is oriented front to back

along the length of the sprayer.

NOTICE

Do not use a power drill on the sprayer.

Doing so can cause damage to the

threads.

NOTICE

Failure to ensure wires are away from

pinch points could cause the sprayer to

become inoperable after assembled.

Route the wires exactly as shown below.

6 3A9322B

4. Install prime knob (12) so the knob is

pointing forward. Install cross-head

screw (21). See Assembly Drawing,

page 2, for torques.

NOTE: The knob (12) will only rotate forward

and up.

5. After assembly is complete, perform

Assembly Verification, page 17.

Pump Assembly

Replacement

1. Perform Pressure Relief Procedure,

page 4.

2. Remove battery (24) from sprayer.

3. To replace the pump assembly (1) you

must first remove the enclosure cover

(18). See Enclosure Cover Removal,

page 5.

4. Remove pump assembly (1) (with the

hose) from SmartControl enclosure (6).

Disconnect ground wire from pump

assembly (1).

5. Disconnect electrical connectors.

Remove hose (22) from hose adapter

(15) using two wrenches.

NOTICE

Do not use a power drill on the sprayer.

Doing so can cause damage to the

threads.

3A9322B 7

6. Using same two wrenches, attach hose

(22) to hose adapter (15) of new pump

(1). Connect ground wire (A) to pump.

Place new pump assembly (1) into

SmartControl enclosure (6), while

making sure the pump gear meshes with

the motor gear.

7. Connect electrical connectors.

NOTE: Check to ensure all six pins are

present, fully inserted, and straight inside the

electrical connector on the hose before

connecting. Then push the connectors

together gently, while keeping the

connectors parallel to each other, until they

click together.

8. To reinstall enclosure cover, see

Enclosure Cover Replacement, page

Prime/Spray Valve and

Knob Replacement

1. Perform Pressure Relief Procedure,

page 4.

2. Remove battery (24) from sprayer.

3. Remove cross-head screw (21) from

prime knob (12).

4. Using a 5/8 in. (16mm) deep socket,

remove prime/spray valve (4a) from

pump assembly (1). Make certain o-ring

is remove with the valve (4a).

5. Thread new prime/spray valve (4a) into

pump assembly (1). See Assembly

Drawing, page 2, for torques.

NOTICE

Do not use a power drill on the sprayer.

Doing so can cause damage to the

threads.

8 3A9322B

6. Rotate prime valve stem so the valve

stem cross hole is oriented front to back

along the length of the sprayer.

7. Install prime knob (12) so the knob is

pointing forward. Install cross-head

screw (21). See Assembly Drawing,

page 2, for torques.

NOTE: The knob (12) will only rotate forward

and up.

8. After assembly is complete, perform

Assembly Verification, page 17.

Outlet Valve Replacement

1. Perform Pressure Relief Procedure,

page 4.

2. Remove battery (24) from sprayer.

3. Remove enclosure cover (18). See

Enclosure Cover Removal, page 5.

4. Remove pump assembly (1) from

Sprayer Enclosure (6). See Pump

Assembly Replacement, page 6, steps

1-5.

5. Remove two outlet valve plugs (3b) with

8mm (5/16”) Allen wrench. Remove

hose adapter (15) with 3/4” wrench.

Remove three outlet valves (3a) and

three o-rings (27) (may be stuck inside

pump).

6. Separate the outlet valve assembly (3a)

from the hose adapter (15). Save hose

adapter for reuse.

7. Replace o-ring (26) on hose adapter

(15).

8. Make certain new o-rings (25) are

installed on the new outlet valve plugs

(3b).

NOTICE

Do not use a power drill on the sprayer.

Doing so can cause damage to the

threads.

3A9322B 9

9. Install new o-rings (27) into pump. Verify

o-rings are flat against pump bushing.

Use 8mm (5/16”) Allen wrench to lightly

push on the face of o-rings, if needed.

10. Assemble new outlet valve assemblies

(3a) into the outlet valve plugs (3b) and

hose adapter (15).

11. Check balls should move freely against

the spring in the retainers.

12. Install two outlet valve plugs (3b) and

hose adapter (15). Use 8mm (5/16”)

Allen wrench to install outlet valve plugs.

Torque hose adapter to 60 in-lb. Torque

outlet valve plugs until snug (20 in-lb).

13. Replace pump assembly, see Pump

Assembly Replacement, page 6, steps

6-8.

SmartControl Enclosure

Replacement

1. Perform Pressure Relief Procedure,

page 4.

2. Remove battery (24) from sprayer.

3. Remove enclosure cover (18). See

Enclosure Cover Removal, page 5.

4. Remove pump assembly (1) from

SmartControl enclosure (6). See Pump

Assembly Replacement, page 6, steps

1-4. Do not remove hose from pump.

5. Replace pump assembly in new

SmartControl Enclosure. Follow Pump

Assembly Replacement, page 6, steps

6-8.

NOTICE

Do not overtighten. Doing so can cause

damage to the threads.

NOTICE

Do not use a power drill on the sprayer.

Doing so can cause damage to the

threads.

10 3A9322B

Hose Replacement

1. Perform Pressure Relief Procedure,

page 4.

2. Remove battery (24) from sprayer.

3. Remove two cross-head screws (36) to

open gun cover (34), and disconnect

electrical connector.

4. Using two wrenches, remove hose (22)

from needle valve (32).

5. Remove enclosure cover (18). See

Enclosure Cover Removal, page 5.

6. Disconnect electrical connector from

Sprayer Enclosure (6).

7. Using two wrenches, remove hose (22)

from hose adapter (15).

8. Using same wrenches, install new hose

(22) to pump hose adapter (15) and gun

needle valve (32).

NOTICE

Do not use a power drill on the gun. Doing

so can cause damage to the threads.

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