Harbor Freight Tools Paint Sprayer 65040 User Manual

4-GALLON  
BACKPACK SPRAYER  
65040  
SEt uP ANd OPERAtiNG iNStRuCtiONS  
Visit our website at: http://www.harborfreight.com  
Read this material before using this product.  
Failure to do so can result in serious injury.  
SAVE thiS mANuAL.  
©
®
Copyright 2008 by Harbor Freight Tools . All rights reserved. No portion of this manual or any artwork  
contained herein may be reproduced in any shape or form without the express written consent of  
Harbor Freight Tools. Diagrams within this manual may not be drawn proportionally. Due to continuing  
improvements, actual product may differ slightly from the product described herein. Tools required for  
assembly and service may not be included.  
For technical questions or replacement parts, please call 1-800-444-3353.  
Revised Manual 10f  
 
11. do run dry. Dry running will cause  
damage to the inner seals. Make  
sure the water or liquid chemical sup-  
ply used for the Sprayer is not dirty or  
sandy.  
Specific Safety Rules  
1. do not point nozzle of Spray head  
at yourself, other people, or ani-  
mals. Do not spray liquid contents  
into the wind.  
12. do not pull or carry the Sprayer by  
its Spray Gun Assembly. Use the  
Handle (30) on the Sprayer to move  
the tool from one location to another.  
2. For outdoor use only.  
3. do not keep water or any liquid  
chemicals in Sprayer after use.  
13. make sure work area has adequate  
drainage to reduce the possibility  
of a fall due to slippery surfaces.  
4. Keep Children Away - All visitors  
should be kept at a distance from  
work area.  
14. Prior to starting the Sprayer in cold  
weather, check all of the parts of  
the tool to make sure ice has not  
formed. Do not store the Sprayer  
where the temperature will fall below  
32° Fahrenheit.  
5. Do not overfill Tank (16). Do not ex-  
ceed 4 gallon max. capacity of Tank.  
6. this Sprayer is intended to be  
used only with water, liquid fertil-  
izers, liquid herbicides, and liquid  
pesticides. Never attempt to spray  
flammable, combustible, or corrosive  
liquids with the Sprayer.  
15. make sure to clean the Filter of the  
Sprayer before each use.  
16. Never leave the Sprayer unattend-  
ed. When finished using the Sprayer,  
empty the unit. Thoroughly clean the  
unit and store it in a clean, dry, safe  
location out of reach of children..  
7. do not use to spray hot liquids.  
8. Always follow all chemical label  
precautions and local EPA (Envi-  
ronmental Protection Agency) reg-  
ulations when using liquid chemi-  
cals. Do not touch harmful chemi-  
cals. After use, clean the Sprayer  
thoroughly with agents recommended  
by the chemical manufacturer.  
General Safety Rules  
1. When servicing, use only identical  
replacement parts.  
2. Use Right Appliance - Do not use  
Sprayer for any job except that for  
which it is intended.  
9. A note on Chemicals disposal:  
Never attempt to burn unused fertil-  
izers, herbicides, pesticides, or any  
other types of chemicals. Make sure  
to check with your local solid waste  
authorities for proper disposal proce-  
dures.  
3. Do not Force Sprayer - It will do the  
job better and with less likelihood  
of injury at the rate for which it was  
designed.  
10. Always make sure children and  
animals do not have access to  
chemically-treated areas.  
4. Maintain Appliance With Care - Fol-  
low instructions for lubricating and  
changing accessories. Inspect Spray-  
SKU 65040  
For technical questions, please call 1-800-444-3353.  
Page 3  
 
er periodically, and if damaged, have  
it repaired by an authorized service  
facility. Keep handles dry, clean, and  
free from oil and grease.  
SPECiFiCAtiONS  
Tank Capacity  
4 Gallons  
44 - 58 PSI  
23” - 31”  
Operating PSI  
Spray Range  
5. Check Damaged Parts - Before  
further use of the appliance, a guard  
or other part that is damaged should  
be carefully checked to determine  
that it will operate properly and per-  
form its intended function. Check for  
alignment of moving parts, binding  
of moving parts, breakage of parts,  
mounting, and any other condition  
that may affect its operation. A guard  
or other part that is damaged should  
be properly repaired or replaced by a  
qualified technician unless indicated  
elsewhere in this manual.  
17 - 54 oz. (Depending  
on Spray Head Type)  
Flow Rate  
Pump Type  
Weight  
Manual Hand Pump  
7 lbs.  
uNPACKiNG  
When unpacking, make sure that the  
item is intact and undamaged. If any parts  
are missing or broken, please call Harbor  
Freight Tools at the number shown on the  
cover of this manual as soon as possible.  
6. Do not use appliance for other than  
intended use.  
SEt uP iNStRuCtiONS  
Read the ENtiRE imPORtANt  
SAFEtY iNStRuCtiONS  
section at the beginning of this  
manual including all text under  
subheadings therein before set  
up or use of this product.  
7. Maintain labels and nameplates on  
the appliance. These carry important  
safety information. If unreadable or  
missing, contact Harbor Freight Tools  
for a replacement.  
8. The warnings, precautions, and in-  
structions discussed in this instruction  
manual cannot cover all possible con-  
ditions and situations that may occur.  
It must be understood by the operator  
that common sense and caution are  
factors which cannot be built into this  
product, but must be supplied by the  
operator.  
OPERAtiNG iNStRuCtiONS  
Read the ENtiRE imPORtANt  
SAFEtY iNFORmAtiON section  
at the beginning of this manual  
including all text under  
subheadings therein before set  
up or use of this product.  
1. Before operating any gardening ap-  
pliance, put on ANSI-approved safety  
goggles and other safety gear. Safe-  
ty goggles and other safety gear are  
sold separately.  
SAVE thESE  
iNStRuCtiONS.  
Spray head Selection And  
Assembly:  
SKU 65040  
For technical questions, please call 1-800-444-3353.  
Page 4  
 
5. Prior to filling the Tank (16) of the  
Sprayer with liquid, remove the Tank  
Cap (23) and check to make sure the  
Filter (21) is clear of dirt and debris.  
If necessary, remove the Filter and  
thoroughly clean.  
The Sprayer is equipped with four  
Spray Head (54, 55, 56, 58) types:  
A. 30° Double Spray Head (54):  
Designed for wider spray areas on  
short crops and the spraying of  
herbicides and pesticides. Move in  
a parallel manner on one side while  
spraying.  
6. Insert the Filter back into the opening  
of the Tank. Fill the Tank with up to  
4 gallons of liquid. CAutiON! Do not  
overfill the Tank. Replace Tank Cap.  
B. Fan Style Spray Head (55):  
Sprays evenly. Suitable for spray  
ing herbicides on short stalked  
crops. Always spray in the same  
direction as the wind.  
7. NOtE: The Sprayer is heavy when  
completely filled with liquid. Always  
get assistance when strapping the  
Sprayer onto your body. If necessary,  
adjust the Back Belt (43) for comfort.  
8. Always make sure other adults,  
children, and animals do not have  
access to the area(s) in which you  
intend to chemically treat.  
C. Adjustable Spray Head (56):  
Designed for spraying tall crops and  
fruit trees and the spraying of  
pesticides. However, the adjustable  
spray head may result in significant  
overspray of pesticides.  
9. Grip Handle (30) of the Spray Gun  
assembly firmly with your right hand.  
d. Conical Spray Head (58):  
10. With your left hand, pump Arm (11) to  
build up sufficient pressure in Sprayer  
system. Once the system is pressur-  
ized (as indicated by an increased  
tension on the Operation Arm), you  
may stop pumping Arm.  
May be used for spraying herbi-  
cides and pesticides. Spray in the  
same direction as the wind and on  
one side, multi-row, cross spraying.  
2. To attach a Spray Head (54, 55, 56,  
58), check to make sure the Spray  
Head Sealing Ring (50) is properly  
seated in the Spray Head Nut (53).  
11. Point the Spray Head (54, 55, 56,  
58) of the Spray Gun assembly to-  
ward the area to be sprayed. Then,  
squeeze the Lever (41) on the Spray  
Gun assembly to begin spraying.  
3. Screw the desired Spray Head into  
the Spray Head Nut.  
12. As you spray, the system will begin  
to depressurize. When distance of  
spray diminishes you will need to  
stop spraying momentarily. Resume  
pumping Arm (11) to re-pressurize the  
system before spraying again.  
to Fill the Container:  
4. CAutiON! Always wear eye, breath-  
ing, and skin protection. Wear ANSI-  
approved safety impact goggles,  
an ANSI approved respirator, latex  
gloves, and proper safety clothing  
when using this product.  
13. To refill Tank, squeeze the Lever to  
completely depressurize the system.  
SKU 65040  
For technical questions, please call 1-800-444-3353.  
Page 5  
 
Remove Tank Cap from Container.  
Make sure Filter is clear of dirt and  
debris. Refill Container with liquid,  
and replace Cap. Pump Arm to pres-  
surize system and continue spraying.  
misalignment or binding of moving  
parts, damaged or loose parts, dirt or  
debris in Filter, and any other condi-  
tion that may affect tool’s safe opera-  
tion. do not use damaged equip-  
ment.  
14. To attach Extension Arm (57), make  
sure the end has the rubber sealing  
gasket in place. If not, use a gasket  
from the spare parts bag and insert  
into end of Extension Arm.  
2. AFtER uSE, clean external surfaces  
with clean, moist cloth.  
3. CAutiON! Always depressurize  
system by squeezing Lever (41)  
before performing any inspection,  
maintenance, or cleaning.  
15. Fasten Extension Arm to Spray Head  
Nut (53) until tight. Adjust Extension  
Arm to desired length.  
4. Periodically, lubricate all moving  
16. When finished spraying, depressurize  
system. Remove Cap and empty re-  
maining liquid into secure container.  
parts of Arm (11).  
5. to clean: If using liquid chemicals,  
flush the interior and clean the exte-  
rior of the Sprayer and its Spray Gun  
Assembly thoroughly with cleaning  
agents recommended by the chemi-  
cal manufacturer. Then, allow to air-  
dry. do not use solvents.  
17. Clean the Sprayer thoroughly with  
agents recommended by the chemi-  
cal manufacturer. Allow the unit to  
air-dry. Replace the Cap (23), and  
store the Sprayer in a clean, dry, safe  
location out of reach of children.  
6. When storing: Always completely  
empty Sprayer of liquid. Frost will  
damage Sprayer if unit contains liq-  
uid. Store Sprayer in an indoor area  
such as a garage or shed.  
18. Note: If the Sprayer is not used for  
a long period of time or continu-  
ously operated over several days,  
add some Vaseline (not included) to  
Air Tube Sealing Washer (13). This  
will help reduce wear and ease and  
obstructions in the Sprayer.  
CAutiON! make sure to store the  
Sprayer and any chemicals in a  
safe, dry, clean location out of  
reach of children. Avoid storing the  
sprayer in direct sunlight (which can  
lead to possible UV degradation.)  
mAiNtENANCE ANd  
SERViCiNG  
Procedures not specifically  
explained in this manual  
must be performed only by a  
qualified technician.  
7. CAutiON! All maintenance, service,  
and repairs not discussed in this  
manual should only be performed by  
a qualified service technician.  
Cleaning, maintenance, and Lubrication  
1. BEFORE EACh uSE, inspect gen-  
eral condition of Sprayer. Check for  
SKU 65040  
For technical questions, please call 1-800-444-3353.  
Page 6  
 
PARtS LiSt  
PARtS LiSt  
Part  
description  
Q’ty  
1
1
1
1
2
2
2
1
Part  
description  
Q’ty  
1
1
1
1
1
1
1
1
1
2
3
4
5
6
7
8
9
Arm Clamp  
30 Handle  
Fixed Ring  
Air Chamber  
Bowl  
Sealing Ball  
O-Ring (15.5 x 2.5)  
Sealing Ball Seat  
Arm Cover  
31 Limited Cap  
32 Switch Pin  
33 Switch Filter  
34 Handle Sealing Ring  
35 Switch Body  
36 Switch Sealing Pad  
37 Valve Core O-Ring  
38 Valve Core  
Split Pin  
1
1
10 Connecting Rod  
11 Arm  
1
1
39 Spring  
40 Switch Nut  
1
1
12 Air Chamber Cover  
13 Air Tube Sealing Washer  
14 Air Tube  
1
1
1
41 Lever  
42 Shoulder Cushion  
43 Back Belt  
1
2
2
15 O-Ring (57 x 3.1)  
16 Tank  
1
1
44 Spray Spindle  
45 Belt Buckle  
1
2
17 Fixed Buckle  
18 Fixed Pin  
1
2
46 Belt Hook  
47 Split Sleeve  
1
2
19 Tank Base  
20 Belt Clamp  
21 Filter  
22 Tank Pad  
23 Tank Cap  
2
2
2
2
48 Spindle O-Ring  
49 Joint  
50 Spray Head Sealing Ring  
51 Divider Plate  
52 Spray Plate  
2
1
2
1
1
1
24 Hose Nut  
25 Air Intake Plug  
26 Hose  
27 Spray Spindle Nut  
28 Hose Cover  
29 Ream Cover  
1
1
1
3
1
2
53 Spray Head Nut  
54 Double Spray Head  
55 Fan Style Spray Head  
56 Adjustable Spray Head  
57 Extension Arm  
58 Conical Spray Head  
1
1
1
1
1
1
PLEASE REAd thE FOLLOWiNG CAREFuLLY  
THE MANUFACTURER AND/OR DISTRIBUTOR HAS PROVIDED THE PARTS LIST AND ASSEMBLy  
DIAGRAM IN THIS MANUAL AS A REFERENCE TOOL ONLy. NEITHER THE MANUFACTURER OR  
DISTRIBUTOR MAKES ANy REPRESENTATION OR WARRANTy OF ANy KIND TO THE BUyER THAT  
HE OR SHE IS qUALIFIED TO MAKE ANy REPAIRS TO THE PRODUCT, OR THAT HE OR SHE IS  
qUALIFIED TO REPLACE ANy PARTS OF THE PRODUCT. IN FACT, THE MANUFACTURER AND/  
OR DISTRIBUTOR ExPRESSLy STATES THAT ALL REPAIRS AND PARTS REPLACEMENTS SHOULD  
BE UNDERTAKEN By CERTIFIED AND LICENSED TECHNICIANS, AND NOT By THE BUyER. THE  
BUyER ASSUMES ALL RISK AND LIABILITy ARISING OUT OF HIS OR HER REPAIRS TO THE  
ORIGINAL PRODUCT OR REPLACEMENT PARTS THERETO, OR ARISING OUT OF HIS OR HER  
INSTALLATION OF REPLACEMENT PARTS THERETO.  
SKU 65040  
For technical questions, please call 1-800-444-3353.  
Page 7  
 
ASSEmBLY diAGRAm  
24  
26  
1
54  
25  
57  
23  
22  
21  
27  
28  
29  
9
12  
8
13  
14  
15  
2
33  
30  
16  
3
31 32  
20  
34  
35  
41  
37  
10  
40 39 38 36  
55  
42  
4
5
6
7
44  
56  
43  
45  
47  
48  
11  
19  
46  
49  
50  
51  
53  
18  
17  
52  
58  
Record Product’s Serial Number here:  
Note: If product has no serial number, record month and year of purchase instead.  
Note: Some parts are listed and shown for illustration purposes only, and are not avail-  
able individually as replacement parts.  
REV 10f  
SKU 65040  
For technical questions, please call 1-800-444-3353.  
Page 8  
 

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