Shindaiwa Lawn Mower Accessory 80702 User Guide

SHINDAIWA OWNER’S/OPERATOR’S MANUAL  
SP518 BACK PACK SPRAYER  
WARNING!  
Minimize the risk of injury to  
yourself and others! Read this  
manual and familiarize yourself with  
the contents. Always wear eye  
protection, gloves and a respirator  
when operating this unit.  
Shindaiwa Inc.  
11975 S.W. Herman Road  
Tualatin, Oregon 97062  
Telephone:503 692-3070  
Fax:  
503 692-6696  
2002 Shindaiwa, Inc.  
Part Number 80702  
Revision 4/02  
Shindaiwa is a registered trademark  
of Shindaiwa, Inc.  
Specifications subject to change without notice.  
Printed in Brazil  
Part Number 80702 Rev. 4/02  
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Install the Pump Lever and  
Connecting Rod  
Install the Shoulder Straps  
Shindaiwa Limited Warranty  
Shindaiwa Inc. manufactures its products to superior standards  
of quality to ensure customers obtain the highest level of  
satisfaction. In keeping with this goal, Shindaiwa Inc. warrants  
the SP518 sprayer to the original purchaser as follows:  
Hitch Pin  
Washer  
Slot  
Connecting  
Rod  
Warranty Period  
One year from the delivery date to the original purchaser for  
consumer and commercial applications.  
90 days for rental applications.  
Tank  
Base  
Warranty Administration  
Within the covered warranty period, Shindaiwa Inc. will, at  
their option, repair or replace any defect in material or work-  
manship, without charge for parts or labor, if this product is  
presented at an authorized Shindaiwa dealer.  
Strap  
Hook  
Lever  
Install the straps by fitting the  
strap hook into the slot in the tank  
base and then turning it 900 to lock  
into place.  
Warranty Exclusions and Limitations  
Washer  
Shindaiwa Inc. assumes no responsibility for damages, loss, or  
injury resulting from:  
Pump Lever  
Shaft  
Normal wear and tear  
Hitch Pin  
Washer  
Misuse or neglect  
Adjusting the Shoulder Straps  
Modifications to or removal of original component parts  
1. Lightly grease the end of the pump lever connecting rod  
and insert into the upper hole in the pump lever. Secure  
with flat washer and hitch pin.  
The warranty is limited to the terms stated herein. Shin-  
daiwa Inc. disclaims all liability for incidental or consequential  
damages. Some states do not allow the exclusion of incidental  
or consequential damages, so these limitations may not apply to  
you.  
This warranty give you specific legal rights, and you may  
also have other rights which may vary from state to state.  
Shindaiwa reserves the right to change the design or  
specifications of this product without obligation to modify  
previously manufactured products.  
Buckle  
Tightening  
1. Place the sprayer on  
your back with the  
2. Install a flat washer on the opposite end of the connecting  
rod. Lightly grease the rod end and insert it into the hole on  
the top of the pump chamber. Secure with flat washer and  
hitch pin.  
staps loosened.  
Adjustment  
2. Hold the adjustment  
ring firmly and pull  
until backpack is  
Ring  
3. Install a flat washer on the pump lever shaft.  
4. Lightly grease the hole on the end of the pump lever and  
assemble on to the pump lever shaft. Secure with flat  
washer and hitch pin.  
secure in place.  
Owner’s Responsibilities  
Loosening  
The owner of the sprayer must demonstrate reasonable care  
in the use, maintenance, and storage of this Shindaiwa product.  
If a warrantable failure should occur, the owner must deliver  
the product to an authorized Shindaiwa servicing dealer for  
correction. All residual chemicals must be flushed from the  
sprayer prior to delivery.  
Lift up on the buckle to release tension.  
Assembling the Spray Wand  
IMPORTANT!  
After assembling the sprayer, fill the tank with clear water and  
lay it on its side. Check for leaks. Return sprayer to its upright  
position. Pump the lever 10-15 times and check for leaks.  
Most leaks can be stopped by tightening the appropriate  
connection or fitting. Any leaks must be stopped prior to filling  
the sprayer with chemicals.  
Unidentified chemicals left in the sprayer tank can pose  
a serious health threat to anyone servicing the unit and  
unaware of its presence!  
Wand  
Screw  
Cap  
Trigger  
Valve  
To obtain warranty service, proof of purchase must be  
presented to the authorized Shindaiwa servicing dealer when  
the product is presented for repairs.  
Push the wand into the trigger valve and secure with screw  
cap. Hand tighten to prevent leakage.  
Proof of purchase must include date of purchase and the  
name and address of the selling dealer.  
CAUTION!  
Do not overtighten!  
10  
3
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Changing Lever Operating Side  
Illustrated Parts List (SP518)  
NOTE:  
No.  
Part Number ItemDescription  
Qty.  
The operating lever may be mounted on the left or right side of  
the sprayer tank depending on operator preference.  
1
2
3
4
5
6
7
8
9
280016  
279992  
909192  
Spray wand assembly  
Trigger Valve Assembly  
Trigger Valve Handle  
Hose Ferrule  
Trigger Valve Body  
Trigger Valve Needle Assembly  
Lower Seal  
Upper Seal  
Trigger, Chromed  
Valve Cap  
Wand Tube/Elbow Assembly  
Cone Packing  
Cone Nut  
1
1
1
1
1
1
1
1
1
1
1
2
2
1
1
1
1
1
1
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
4
2
1
2
1
2
1
1
1
1
1
1
1
1
1
2
2
2
1
1
1
Hitch Pin  
Washer  
920470  
909283  
105239  
300731  
300764  
263228  
996058  
285213  
Pump  
Chamber  
10  
11  
12  
13  
14  
15  
16  
17  
18  
19  
20a  
20b  
21  
22  
23  
24  
25  
26  
27  
28a  
28b  
29  
30  
31  
32  
33  
34  
35  
36  
37  
38  
39  
40  
41  
42  
43  
44  
45  
46  
47  
48  
49  
50  
51  
52  
53  
54  
55  
56  
57  
58  
59  
60  
61  
62  
63  
Connecting  
Agitator  
Rod  
909309  
915744  
635276  
Shaft  
Elbow  
Retainer  
Pump  
730366  
015024  
942193  
048116  
285205  
Nozzle Filter (40 mesh)  
Adjustable Cone Nozzle Assembly  
Screw Cap S-20  
Lever  
Shaft  
Hose/Dip Tube  
Washer  
Chamber Assembly  
Piston Cup, Viton  
Piston Cup, Santoprene(optional)  
Piston Cup Spacer  
Chamber Valve  
Chamber Body  
Chamber Cap  
O-Ring (Ori-136)  
Chamber Nut  
743880  
Tank  
Base  
942755  
942763  
402297  
285197  
942680  
573154  
040964  
Shoulder  
Strap  
Pump  
Lever  
Hitch Pin  
Washer  
878132  
Lid Assembly  
WARNING!  
964270  
560573  
837922  
Diaphragm Valve, Viton௡  
Diaphragm Valve, Nitrilic (optional)  
Lid Seal  
Strainer  
Packing Ring Nut  
Packing Ring  
Agitator  
Cylinder Assembly  
Ball Lock  
Ball  
O-Ring ORI-122  
Ball Seat 17x12x3  
Valve Seat  
Cylinder  
Bolt M6x20x1.0  
Cylinder Base  
Screw 14x3/4 (Qty. of 2 in 433334 Cyl.Assy.)  
Flanged Nut  
Split Base Assembly  
Half Base  
Remove all chemicals and wash the sprayer thoroughly  
before begining to change the lever operating side.  
942920  
878074  
831230  
300582  
433334  
1. Remove (2) hitch pins, washers and the pump lever from  
the base of the sprayer.  
2. Remove the pump lever shaft and detach both shoulder  
straps at the base.  
3. Install the pump lever shaft into the opposite hole in the  
sprayer base and insert the shaft retaining pin.  
4. Remove the hitch pin, (2) washers and connecting rod from  
the pump chamber.  
570788  
715474  
011668  
565960  
433359  
433342  
351486  
433367  
211227  
636126  
5. Remove the tank fill cap and strainer, reach inside and slide  
the agitator down the pump chamber.  
6. Rotate the pump chamber 1800.  
7. Reinstall the connecting rod and washers to the pump  
chamber and secure with the hitch pin.  
878140  
878066  
433870  
942896  
8. Slide the agitator back up the pump chamber firmly to lock  
into place.  
Base Reinforcement  
Base Clamp  
9. Reinstall the pump lever, washers and hitch pins to the  
pump lever shaft and connecting rod.  
433888  
Pump Shaft Lock Pin  
Pump Lever Shaft  
Washers & Hitch Pin Set  
Pump Lever Assy.  
Hand Grip  
Pump Lever Connecting Rod  
Spray Wand Holder Clip Assembly (pkg. of 2)  
Strap Assembly Complete  
Upper Strap w/pad  
Lower Strap Assembly  
Lower Strap Buckle  
Lower Strap Hook  
Sholder Strap Lock  
Calibrated Measuring Cup  
Standard Repair and Nozzle Kit  
433896  
942102  
964387  
002683  
661397  
838003  
263392  
Strap  
Lock  
568725  
Shoulder  
Straps  
229971  
502757  
433474  
214817  
963959  
285221  
10. Push shoulder straps through the slot in the top of  
the sprayer tank and remove the strap lock.  
11. Feed shoulder straps back into the slot from the oppisite  
side of the tank and reinstall the strap lock.  
12. Reattach both shoulder strap hooks to the tank base.  
4
9
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Illustrated Parts List (SP518)  
Safety Precautions  
Calibrating the Sprayer  
51  
(Requires optional flow calibrator bottle, P/N 646901)  
Carefully read the labels on chemical containers  
prior to use. Chemicals are classified in four  
categories of toxicity:  
17  
1. Hold the wand at  
the working  
18  
24  
25  
height and spray  
a test pattern to  
measure the  
application band  
width.  
Category I, High Toxicity, Red label  
Category II, Moderate Toxicity, Yellow label  
Category III, Low Toxicity, Blue label  
Category IV, Light Toxicity, Green label  
26  
31  
32  
2. Based on the band width,  
identify from the table  
Band  
Width  
There are unique handling recommendations  
for each category, and you should familiarize  
yourself with them.  
27  
19  
3
57  
29  
28  
below the walking distance  
required to calibrate the sprayer.  
23  
9
Always wear clothing and safety equipment that  
will provide appropriate protection against the  
materials you are handling. Equipment may  
include, but not be limited to:  
61  
4
5
30  
Band width  
1.6 ft  
0.5m  
2.3 ft  
0.7m  
3.3 ft  
1.0m  
4.0 ft  
1.2m  
5.0 ft  
1.5m  
2
7
8
56  
Distance to walk  
165 ft 120 ft  
80 ft  
70 ft  
55 ft  
Long sleeve shirt  
10  
20  
50.0m 35.7m 25.0m 20.8m 16.7m  
1
6
Impermeable apron or coverall  
Impermeable gloves and boots  
Wide-brim hat  
21  
20  
22  
3. Attach the flow calibrator bottle to the wand:  
a. Remove the nozzle, cap and filter from the spray wand.  
b. Mount the flow calibrator cover  
54  
12  
13  
Protective mask equipped with  
Wand  
appropriate filters  
to the spray wand.  
58  
Cover  
c. Reinstall the nozzle, filter and  
33  
nozzle cap.  
Do not eat, drink, or smoke while handling  
chemicals or while you are spraying. Always  
handle chemicals in a well ventilated area while  
wearing appropriate protective clothing and  
safety equipment. DO NOT STORE OR TRANS-  
PORT CHEMICALS WITH FOOD OR MEDI-  
CINES, AND NEVER REUSE A CHEMICAL  
CONTAINER FOR ANY OTHER PURPOSE.  
Filter  
d. Screw the flow calibrator bottle  
into the cover.  
35  
Nozzle  
55  
36  
37  
38  
11  
Nozzle  
Cap  
4. Using the flow calibrator bottle:  
a. Operate the pump lever to  
maintain spray system pressure  
when using the flow calibrator  
bottle.  
34  
Calibrator  
Bottle  
59  
60  
39  
13  
12  
40  
41  
42  
43  
Keep chemicals out of the reach of children,  
animals, or other unauthorized people. When  
not in use, store chemicals in a safe place.  
Never blow through nozzles, valve, pipes or any  
other component by mouth!  
b. Hold the wand at your normal  
working position and spray into the bottle while walking the  
distance identified in step 2 above.  
14  
44  
15  
c. Place the bottle on a level surface and observe the liquid  
level visible through the side of the bottle. Match the liquid  
level to the l/acre (liter per acre) scale on the calibration  
bottle.  
16  
When handling chemicals and when spraying,  
make sure you are operating in accordance with  
local, state, and federal environmental protec-  
tion rules and guidelines. Do not spray in very  
hot or windy conditions. DO NOT POLLUTE  
THE ENVIRONMENT!  
AIR  
d. Multiply the l/acre (liter per acre) reading identified in  
step 4-c by .264 to determine your application coverage rate  
in gallons per acre.  
WATER  
EARTH  
48  
e. Empty the bottle contents back into the sprayer tank.  
46  
NOTE:  
53  
43  
47  
45  
For improved accuracy in calibrating your application coverage,  
repeat steps 4-a through 4-e and average the results.  
After spray application, take a thoroughly  
cleansing shower using plenty of water and  
soap, then change into clean clothes. Protective  
clothing and safety gear should also be cleaned  
after each use. IN CASE OF EXPOSURE TO  
DANGEROUS CHEMICALS, seek a physician  
immediately and be prepared to provide the  
label from the chemical container.  
52  
44  
48  
Typical Nozzle Assemblies  
50  
Tip  
Filter  
Filter  
Swirl  
Core  
Tip  
Disc  
49  
43  
62  
Cap  
63  
Cap  
The spraying angle is  
changed by turning  
the tip  
51  
Adjustable Cone  
Nozzle  
Flat Fan Nozzle  
Cone Nozzle  
8
5
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Maintenance  
Optional Accessories  
Cleaning the Sprayer  
Pump Disassembly (cont.)  
Part Number Description  
Part Number Description  
2. Using the 452284 all-purpose wrench,  
remove the chamber valve and cups.  
Replace as necessary.  
After finishing the spray application, empty the sprayer and  
wash all equipment in an approved decontamination area.  
761882 Spray hood is used for nonselec-  
tive herbicides when spraying under windy  
conditions. Comes with Kematal 110-DEF-06  
deflector fan nozzle and parts to assemble  
spray hood to your existing Shindaiwa spray  
wand.  
838052 Constant pressure valve reduces  
pumping action, reduces drift and delivers  
uniform spraying. Improves productivity and  
saves chemicals.  
Pump  
Chamber  
3. Remove the two flanged nuts from the  
outside of the tank below the pump  
cylinder with a 10 mm socket and  
remove the cylinder.  
Piston  
Cup  
Pump the lever with  
the trigger valve  
disconnected until  
the discharge runs  
clear  
Spacer  
565648 Plastic anti-drip valve for  
902296 Brass spray boom (27.5") for use  
with agrochemicals and foliar fertilizers  
applied to row crops. Provides 40" coverage.  
JD-12P cone nozzles and 40 mesh stainless  
steel filter included.  
agrochemicals and foliar fertilizer applica-  
tion. Attaches to wand and is compatible  
with any type of cone or flat fan nozzle.  
Piston  
Cup  
4. Remove the two Phillips head screws  
located at the bottom of the cylinder  
and remove the cylinder base.  
Chamber  
Valve  
568774 Spray wand assembly (21.6")  
Plastic handle, trigger valve and spray tube.  
40 mesh stainless steel nozzle and trigger  
valve filters included. Fitted with adjustable  
cone nozzle.  
5. From the bottom of the cylinder, push  
the ball seat assembly towards the top  
and out of the cylinder.  
907873 Flexible annealed copper boom  
fitted with three JD-12P cone nozzles. For  
use with agrochemicals and foliar fertilizers  
on row crops. Can be easily shaped as  
appropriate to provide proper coverage.  
40 mesh stainless steel filter included.  
Ball Lock  
Ball  
Seat  
Valve Seat  
O-Ring  
6. Unscrew the ball lock from the valve  
seat and remove the ball and seat.  
725267 All brass spray wand assembly  
(21.6") for extra duty applications. Trigger  
valve and spray tube are brass. 40 mesh  
stainless steel nozzle and trigger valve filters  
included. Fitted with JD-12P cone nozzle.  
7. Clean all parts and carefully inspect  
for worn or damaged parts and replace  
as necessary.  
831107 Brass extension (11.8") complete  
with plastic fittings for extra reach. Attach-  
able to original wand .  
Cylinder  
8. Reassemble in the reverse order.  
728139 Brass extension (23.6") complete  
with plastic fittings for extra reach. Attach-  
able to original wand .  
WARNING!  
285221 Standard Repair Kit and Nozzle  
for SP518. Includes (2) Piston cups, trigger  
valve needle, nozzle filter, JD-12P cone  
nozzle, nozzle cap, and deflector nozzle.  
Bolt  
NOTE:  
Remove all chemicals and wash before storing the  
sprayer. Chemical products have different reactions and  
can cause damage to the sprayer components and the  
environment. Unidentified chemicals left in the sprayer  
tank can pose a serious health threat to anyone servicing  
the unit and unaware of its presence!  
Cylinder  
Base  
Lubricating all moving parts with a high  
quality lithium grease will ease assembly  
and prolong the life of the unit.  
100016 Brass extension (6.3") complete  
with two JD-12P cone nozzles for doubling  
output of agrochemicals and foliar fertilizers  
on perennials. 40 mesh stainless steel filter  
included.  
Screw  
Flanged  
Nut  
Troubleshooting: Lack of Pressure  
229724* Nozzle cap for attaching flat fan  
and cone type nozzles.  
646901 Flow calibrator bottle. For  
accurate calibration of backpack sprayers to  
prevent waste and damage to the environ-  
ment.  
REMEDY  
SYMPTOM  
CAUSE  
Leakage through  
the upper cylinder. piston cups.  
Worn or dried out  
Lubricate or replace  
the piston cups.  
Lubricate  
452284 All Purpose Wrench for periodic  
maintenance and repair.  
336115 Brass Y nozzle for use on plants  
requiring heavy applications of fungicides.  
Complete with two JD-12P cone nozzles, 40  
mesh stainless steel filter and plastic  
fittings.  
Cylinder ball or seat  
After pumping and  
pressurizing the  
chamber, the pump  
lever drops rapidly  
when released.  
Clean or replace the  
not sealing properly cylinder ball or seat.  
due to wear or  
Lubricate  
(disassembly  
required)  
impurities.  
AVAILABLE SPRAY NOZZLES  
Chamber valve not  
sealing properly  
due to wear or  
impurities.  
After pumping and  
pressurizing the  
chamber, the pump  
lever rises slowly  
when released.  
Clean or replace the  
chamber valve.  
Pressure  
Flow Rate  
Part Number  
Application  
Nozzle Type  
psi (kg/cm2) gal (ml)/min  
45 (3.2)  
45 (3.2)  
45 (3.2)  
45 (3.2)  
45 (3.2)  
45 (3.2)  
45 (3.2)  
45 (3.2)  
15 (1.0)  
15 (1.0)  
15 (1.0)  
45 (3.2)  
45 (3.2)  
45 (3.2)  
0.16 (610)  
0.21 (810)  
0.33 (1250)  
0.08 (300)  
0.16 (615)  
0.16 (615)  
0.22 (830)  
0.44 (1680)  
0.54 (2060)  
0.25 (950)  
0.32 (1200)  
0.41 (1540)  
0.08 (315)  
0.17 (640)  
437756  
437764  
437772  
717942  
110-SF-015 Kematal green, 0.16 gpm @ 45 psi  
Flat Fan  
110-SF-02 Kematal yellow, 0.21 gpm @ 45 psi  
110-SF-03 Kematal blue, 0.33 gpm @ 45 psi  
JD-10A Stainless steel  
Lubricate  
Herbicides  
Pump chamber  
pump lever hard to filled with liquid.  
operate.  
Low pressure and  
Tighten screw cap  
at top of chamber.  
With an empty tank,  
pump lever with  
trigger valve open  
until all liquid is  
purged from pump.  
Cone  
Periodically clean and lubricate the pump chamber and  
actuating linkage with a high quality lithium grease.  
217174* JD-12P Stainless steel  
437855  
110-LD-03 Kemetal blue, 0.33 gpm @ 45 psi  
Flat Fan  
Low Drift  
Pump Disassembly  
Screw Cap  
Packing  
Ring Nut  
1. Remove the pump lever  
connecting rod from the  
chamber. Loosen the  
packing ring nut that  
secures the chamber  
to the tank. Remove the  
tank lid and strainer,  
reach inside the tank  
and slide the agitator  
down the pump cham-  
ber, then remove the  
chamber from the  
457317  
457325  
457333  
457390  
457408  
HC-02 Kematal yellow  
HC-04 Kematal red  
Cone  
Agrochemicals  
and foliar  
Pump Lever  
Connecting Rod  
Pump Chamber  
HC-05 Kematal brown  
DEF-04 Kematal red  
DEF-05 Kematal brown  
fertilizers  
Piston Cup  
Chamber Valve  
Cylinder  
Flat fan  
Deflector  
457416* DEF-06 Kematal gray  
323725  
015024  
325787  
Yellow  
Red  
0.08 gpm @ 45 psi.  
0.17 gpm @ 45 psi.  
0.18 gpm @ 45 psi.  
Cylinder Ball  
Adjustable  
Cone  
Blue  
cylinder.  
* Denotes nozzles included in the SP518  
standard repair kit.  
Note: All Shindaiwa sprayers come with the red adjustable  
cone nozzle P/N 015024 installed as standard equipment.  
6
7
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