CHAPIN 20020 Surespray Sprayer Instruction Manual

: June 5, 2024
: CHAPIN

Table of Contents

CHAPIN 20020 Surespray Sprayer Instruction Manual
Parts
1. Hose to Tank
2. Nozzle / Extension Wand
3. Filter
4. Shield Attachment to Wand
5. Pre-Use Check
6. Filling
7. Pressurizing and Spraying
8. To Release Pressure
9. Care, Storage and Maintenance
10. Fatigue-Free Spraying
11. Troubleshooting
- References
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CHAPIN 20020 Surespray Sprayer Instruction Manual

CHAPIN 20020 Surespray Sprayer

WARNING

WARNING: Improper use or failure to follow instructions can result in explosive failure causing serious eye or other injury. For safe use of this product you must read and follow all instructions. Do not leave a pressurized sprayer in the hot sun. Heat can cause pressure build-up resulting in possible explosion. Do not store or leave solution in tank after use. Always wear goggles, gloves, long sleeve shirt, long pants and full foot protection when spraying. Never
use any tool to remove pump if there is pressure in sprayer. Never stand with face or body over top of tank when pumping or loosening pump to prevent ejecting pump assembly and/or solution from striking and injuring you. Never pressurize sprayer by any means other than the original pump. Do not attempt to modify this sprayer. Replace parts only with manufacturer’s original parts. Never spray flammable, caustic, acidic, chlorine, bleach or other corrosive
solutions or heat, pressure, or gas producing chemicals. Always read and follow chemical manufacturer’s instructions before use with this sprayer as some chemicals may be hazardous when used with this sprayer.

Parts

FIG 1 Parts

FIG 2 Parts

Note: Your particular sprayer may not include all parts pictured above.

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WARNING

To prevent hose from blowing off, hose must cover both barbs on the outlet tube adapter and
touch flange (Fig. 1B) before hose nut is securely tightened (Fig. 1C).

1. Hose to Tank

FIG 3 Hose to Tank

Discharge/ Tool Holder Assembly

Insure the tool holder is assembled to the tank adapter before mounting the discharge assembly (Fig.1A). The Tool Holder snaps into the groove of the tank adapter. Figure 1D shows how the shield and cup are mounted (Not all models are provided with tool holder, spray shield and measuring cup).
Insert the outlet tube portion of the discharge assembly into the tank adapter (Fig. 1A).
Firmly insert the outlet tube portion into the tank adapter (Fig. 1B) leaving no gap between the tank adapter and outlet tube adapter. Firmly tighten the retaining nut to the tank adapter (Fig. 1C).

2. Nozzle / Extension Wand

FIG 4 Nozzle Extension Wand

3. Filter

The filter helps prevent clogging while spraying. It is located on the end of the outlet tube
inside your sprayer tank.To clean filter, remove the discharge assembly from the tank (Fig.1A). Make sure the filter is positioned at the bottom of the tank as pictured (Fig. 3A).

Note: Filters are not supplied with deck sprayers.

4. Shield Attachment to Wand

Snap shield onto wand as shown. Using the spray shield will help protect your plants etc.
from over spray. (Not all models are provided with spray shield).

5. Pre-Use Check

Do: Check tightness of hose nut to be sure hose is securely attached to the tank outlet.
Do: Inspect hose for deterioration, cracks, softness, or brittleness. If any of these conditions are found, replace hose before using. Replace with original manufacturer’s parts only.
Do: Remove pump (see Filling, Pressurizing and Spraying Instructions), inspect interior and exterior of tank for signs of deterioration of body and bottom. Any sign of deterioration indicates possible tank weakening and could result in explosive bursting under pressure. If any of these signs are found, discard tank immediately and replace. Do not attempt to patch leaks, etc., as this could result in serious injury.
Do: Follow Filling, Pressurizing and Spraying Instructions, except use water only (Pump plunger 10-20 strokes and inspect for leaks).
Do: Direct shut-off away from you and open to make sure discharge is not clogged.
Do: If unit passes this test, release pressure (see Pressure Releasing Instructions), empty tank, and proceed with Filling, Pressurizing and Spraying Instructions.
Do: Inspect all metal parts including the wand, nozzle and fittings for rust, corrosion and pitting. If any of these conditions are found, replace affected part with original manufacturer’s part before using.

6. Filling

Do: Turn pump handle counterclockwise and remove pump
Do: Prepare spray solution following all directions and safety warnings on chemical label.
Do: Fill tank to no more than the proper gallon marker. Do NOT: overfill to accommodate pump.
Do: Check pump to make sure that no grass or dirt is stuck to barrel. Replace pump in tank and tighten securely.

7. Pressurizing and Spraying

FIG 7 Pressurizing and Spraying

8. To Release Pressure

Sprayers with no pressure release valve
Do: With pump facing away, turn locked handle counterclockwise until air
begins to escape. Stop turning handle when you hear air escaping.
Do: Point pump away until all air has escaped.

FIG 8 To Release Pressure

Sprayers with pressure release/relief valve
Fig. 8A: Lift and hold the cap OR, turn the valve slowly counterclockwise
until air is completely exhausted.
Fig. 8B: Pull up stem until air is completely exhausted.
Fig. 8C: Pull ring out until air is completely exhausted.
Do: Point valve away from you when releasing pressure.

9. Care, Storage and Maintenance

Do: Follow chemical manufacture’s instructions for cleaning. Rinse thoroughly with recommended solvent. Follow Filling, Pressurizing and Spraying Instructions, except pump unit only 8-10 strokes. Be sure that the wand and nozzle are thoroughly rinsed after each use.
Do: Open shut-off and allow water to run through discharge assembly.
Do: Release pressure (Follow Pressure Release Instructions), remove pump and empty sprayer.
Do: Store sprayer tank upside down, with pump removed, in a warm dry location.
Do: Periodically oil pump by dropping 10-12 drops of light oil down pump rod through opening in cover.

10. Fatigue-Free Spraying

For constant spraying, push down on shut-off handle and move grey locking mechanism away from you. To release, squeeze handle and move the grey locking mechanism back towards you. ( Not all models are provided with this feature).