Ryobi P640K Manuel de l'opérateur télécharger pdf (Page 9)

9 — English

To adjust harness strap assembly:

There are three possible height adjustment positions that

can be used to easily adjust harness.



Slip top buckle of harness from adjustment slot and

position to desired height location.



Tighten (pull down on strap) or loosen (lift up on tab of

strap buckle) each harness strap as needed, until each

is adjusted to a comfortable operating position.



Chest strap should be tightened or loosened until adjusted

to a comfortable operating position.

To adjust waist strap assembly:



Waist strap should be tightened or loosened until adjusted

to a comfortable operating position.

WARNING:

To reduce the risk of injection, do not point sprayer at

any part of the body or person. In case of skin injection,

seek medical attention immediately. Do not use without

spray tip in place.

MOTOR SWITCH

See Figure 4, page 12.



To spray, set the switch in the forward position. In forward,

the machine moves the fluid from the tank into the sprayer.



With the switch set in the reverse position, the machine

pulls the excess fluid back through the hose and into the

tank, leaving less fluid to clean up.



In the center position, the unit is off.

USING THE SPRAY WAND

See Figure 5, page 12.



To start the flow of liquid at the spray wand, depress the

trigger.



To stop the flow of liquid at the spray wand, release the

trigger.



To increase the flow of liquid from the spray wand, turn

the flow control knob counterclockwise.



To decrease the flow of liquid from the spray wand, turn

the flow control knob clockwise.

LOCK-ON

See Figure 5, page 12.

The lock-on feature is convenient when spraying for an ex-

tended period of time or when covering a large area.

To lock-on, turn on sprayer, depress the trigger and slide

the lock-on button forward.

To release the lock-on, depress the trigger and slide the

lock-on button toward the handle.

NOTE: Make sure the trigger is not locked on before

inserting the battery pack into the sprayer.

SELECTING THE PROPER NOZZLE

See Figure 6, page 13.

Use the round nozzle in either stream or fan

mode for spraying consumer-grade home-and-

garden chemicals.

Use the flat nozzle when spraying stains or

sealants.

To switch nozzles:



Remove the battery pack from the backpack unit.



Remove the installed nozzle by turning it counterclockwise.



Install the desired nozzle and rotate clockwise to tighten

securely.

NOTE: The nozzle should be tightened securely by hand.

A too loose or overtightened nozzle may cause the sprayer

to leak or be damaged.

To change the spray pattern of the round nozzle:



Slightly loosen the nozzle for a stream.



Tighen the nozzle for a fan spray.

FILLING THE TANK

See Figure 7, page 13.

WARNING:

Always follow the chemical manufacturer’s instructions

printed on their product labeling for use, cleaning, and

storage. Clean thoroughly after each use, following the

instructions in the Maintenance section of this manual.

Chemicals should be stored out of the reach of children.

Failure to do so may result in serious personal injury.

Liquids to be sprayed must be as thin as water. Thicker

liquids will not spray properly.

Do not overfill the tank.

Remove battery pack, if installed.

Open the lid of the backpack tank.

Carefully pour up to 1.5 gallons of stain or approved

premixed chemical solution into the tank.

NOTE: Be sure to clean and rise container used for mixing

after use.

Close the tank lid and press down firmly. Make sure the

intake tube and filter go all the way to the bottom of the

tank and the recirculating hose is also fully seated in the

tank.

SPRAYING STAIN OR SEALANT

See Figure 8, page 13.

 Ensure surface to be sprayed is free of dust, dirt, and

grease.

 Mask or cover any areas not intended to be sprayed. Be

aware of wind that may cause the spray to go into areas

not desired. Always use drop cloths or other cover to

OPERATION

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Ryobi P640K Manuel de l'opérateur Page 9

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