Hand-operated

Knapsack Sprayer

Part No K16015

User Manual

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Part Descriptions and Technical Parameters

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Type:

Volume of Tank:

Operating Pressure:

Operating Stroke:

Dia. of Leather Cup:

Net Weight of the Whole Unit:

Overall Size:

Knapsack

15L

0.2~0.4Mpa

50mm

45mm

3.25Kg

355 x 210 x 520mm

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Hazards

• You are required to read this Manual and follow the instructions on operation and safety for purpose of proper operation.

• The operator should wear a mask, hat, protective clothes, waterproof gloves and rubber boots.

• Storage and warehousing of pesticide.

Pesticide should be kept out of reach of children.

Follow the manufacturers safety instructions for the disposal of pesticide.

• In case of inhaling; move away to a well ventilated room and lie down. In case of intoxication via skin contact; rinse with water immediately. In case of ingestion;induce vomiting with clean water or salt water and seek medical advice.

• Never spray on people or animals. Never spray against the wind.

• The residual chemical should be kept in a container and disposed of carefully according to the manufacturers instructions.

Operating Instructions

Unscrew the lid of spray tank and fill with prepared mixture through the strainer carefully before replacing the tank lid. Mount the sprayer on your back and turn the rock bar to boost the gas pressure in the air chamber before holding the switch to spray.

Both spot spraying and continual spraying are available.

WARNING:

• People affected by fatigue, poor health, injury, pesticide allergy or during pregnancy should never dispense pesticides. Do not drink alcohol immediately after spraying.

• Never use strong acid, strong alkaline and other strong solutions. Never use highly toxic and persistant pesticides for pest control of vegetables and fruit trees. Do not harvest immediately after spraying.

• After use, wash the sprayer for corrosion protection and to avoid possible reaction between residual chemical and the next chemical used.

• When in use, don’t leave the sprayer unattended.

PRECAUTIONS:

• The chemical used should not exceed 45˚C.

• To check the tank, hose, spray gun, etc. trial spray with clean water. Apply little lubricant to seal ring and other moving parts to reduce resistance.

• Follow the manufacturers instruction for the preparation of pesticide. Do not alter the dilution guidelines for the chemicals.

• After use, wash clothes and exposed body parts.

Intermittently Continuously

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Structural Diagram and Details

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S/N Part Description

1 Cone Nozzle

Nozzle Cap

Cone Sprinkle Sheet

Split Sheet

Seal Gasket ø16 x ø11 x2

Elbow

2 Spray Boom

3 Spray Boom Nut

4 Fastening Sleeve

5 O-ring ø15 x 3

6 Switch Parts

Spacing Cap

Switch Handle

Switch Nut

Switch Spring

Valve Plug

Valve Plug O-ring ø9.5 x 1.9

Washer

Switch Pin

Switch Body

O-ring ø18.5 x 2.65

11 Switch Strainer

12 Handle Bar

7 Flared Sheath

8 Plastic Tube Sheath

9 Pipe Clip

10 Plastic Tube Assembly

11 Strap Fastener

12 Strap

13 Shoulder Pad

14 Strap Hook

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16 Inlet Valve

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Qty

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S/N Part Description

17 Tank Lid

18 Tank Seal Ring

19 Big Strainer

20 Spray Tank

21 O-ring ø50 x 4

22 Air Chamber Assembly

23 O-ring ø29 x 3.6

24 Tap Screw 4 x 8

25 Flat Washer 4

26 Valve Sheet

27 Cylinder

28 Internal Compression Ring

29 Leather Cup

30 Piston

31 Connection Rod Circlip

32 Connection Rod Clamp

33 Rockarm

34 Socket Hexagon Screw M8 x 25

35 Hex Nut M5

36 Air Chamber Clamp

37

Cross Recessed Pan Head Screw

M5 x 25

38 Cylinder Cover

39

Cross Recessed Pan Head Screw

M5 x 25

40 Tap Screw 3 x 10

41 Rock Bar Sleave

42 Rock Bar

43 Flat Washer 16

44 Bushing

45 Turn Bar

46 Split Pin ø2.5 x 30

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Qty

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Cleaning and Maintenance

• After use, clean and wash the sprayer.

Clean the spray gun with high-pressure injection of air till the spray is clear.

• Lubricate the spraying parts after cleaning

Storage

• The sprayer should be stored indoors, in a dry place, out of reach of children

Troubleshooting

Problems Causes

Leakage or poor spraying performance

Seal Rings at various joint may be loose or damaged

Solutions

Tighten or replace Seal

Rings

Hard to turn the Rock Bar

The strainers or the spray nozzle has been blocked.

Strong resistance occurs to moving parts of Rockarm and Turn Rod

Clean the strainer and spray nozzle and apply lubricant to moving parts

Decreasing pressure

The Leather Cup or Valve may be damaged

Replace Leather Cup and Valve

No pressure to turn the

Rock Bar

The Valve Sheet has come off

Re-install the Valve

Sheet

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Packing List

S/N Description

1 Main Unit of Sprayer

2 Operating Instructions

3 Seal Ring

4 Leather Cup

5 Fastening Sleeve

6 Inner Hex Wrench

Set

Pc(s)

Pc(s)

Pc(s)

Unit Qty S/N Remarks

Set 1

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1

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2

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7

8

8