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DRAFT PRODUCT CERTIFICATION MANUAL FOR COMMENTS

Our Ref.: NRO/CHBO(FCT) 13 Jan 2014

Please find enclosed the following draft certification manual:

Product manual on Crop Protection Equipment Hand-Operated Knapsack Sprayer,

Piston Type as per IS 3906 : 1995

Kindly examine the draft product certification manual and forward your comments on the draft

manuals.

Last date for comments: 28 Jan 2014.

Comments, if any, may please be made in the format as given below and mailed to CHBO(FCT)

at the following email id: [email protected].

Sl.

No.

Name of

RO /

BO

Clause/

Sub-clause

Paragraph /

Figure /

Table

Type of

comment

(General /

Technical /

Editorial)

Comments Proposed Change

Note: Separate sheets may be attached in case comments are lengthy and cannot be incorporated

in the table.


PRODUCT MANUAL ON

CROP PROTECTION EQUIPMENT HAND-OPERATED

KNAPSACK SPRAYER, PISTON TYPE

IS 3906:1995

Bureau of Indian Standards


AMENDMENT SHEET

S NO AMENDMENT NO DATE PAGE NO CLAUSE NO


FOREWORD

Crop protection equipment- Hand operated Knapsack Sprayer -piston type is used for

spraying pesticides on the agriculture crops. In view of the harmful effect of pesticides

safety of operator has been considered by providing instruction manual and safety goggles

and gloves with the sprayer.

In the formulation of IS 3906, considerable assistance has been derived from the pest control

equipment industry and the testing authorities.

This product is manufactured all across the country, however maximum concentration of

this Industry is in the states of Uttar Pradesh & Punjab.

This Product Manual is intended to cover all elements needed for grant of a product

certification licence and its continued operation providing reference material that can be

used in all Regional / Branch Offices and by various applicants / licensees to ensure

coherence of practice and transparency.


TABLE OF CONTENTS

SECTION CONTENT DETAIL PAGE NO

I PRODUCT DESCRIPTION 5

II RAW MATERIAL/COMPONENTS 7

III MANUFACTURING PROCESS & IN-PROCESS

QUALITY CONTROLS

8

IV CERTIFICATION CRITERIA 10

V INSPECTION AND TESTING 13


PRODUCT DESCRIPTION

SECTION 1.1 DESCRIPTION OF PRODUCT

IS 3906 prescribes material, performance, constructional and other requirements of hand -

operated knapsack sprayer, piston type used for spraying pesticides.

Hand - operated knapsack sprayer, piston type is normally used with an average working

pressure 300 kPa and as per IS 3906 tank capacity of these sprayer are 10, 13 or 16 litre

and tank material is plastic or brass.

SECTION 1.2 LATEST INDIAN STANDARD WITH PRODUCT TITLE

AND NUMBER OF AMENDMENTS

IS 3906 : 1995 Crop protection equipment- Hand operated Knapsack

Sprayer -piston Type

AMENDMENTS –1 & 2


SECTION 1.3 LIST OF REFERRED INDIAN STANDARDS FOR RAW

MATERIALS/COMPONENTS AND TEST METHODS

LIST OF REFERRED INDIAN STANDARDS

IS No. Title

IS 292 : 1983 Leaded brass ingots and casting IS 2643 ( Part I ) : 1975 Dimensions for pipe threads for fastening purposes:Part I Basic profile and dimensions IS 3652 : 1995 Crop protection equipment - foot sprayers IS 7201 ( Part 1 ) : 1987 Methods of sampling for agricultural machinery and

equipment : Part 1 Hand tools and hand- operated/animal-

drawn equipment IS 8480: 1977 Glossory of terms related to crop protection equipment

IS 10134 : 1994 Method of tests for manually operated sprayers IS 11429: 1985 Methods for calibration of sprayers

SECTION 1.4

CHECK LIST FOR SUBMISSION OF AN APPLICATION FOR GRANT OF

LICENCE

KINDLY REFER ANNEX 1


RAW MATERIALS/ COMPONENTS

List of important Raw Materials / components, including those which are required to conform to the relevant Indian Standards i) Tank Brass, Plastic, Stainless steel iil Lid or cap Brass, Plastic, Stainless steel

iii) Pressure chamber Brass, Plastic, Stainless steel

iv) Pump cylinder Brass, Plastic with brass lining, Engineering Plastic, Stainless steel

v) Guide Brass, Engineering plastic, Stainless steel

'vi) Hose nut Brass, Engineering plastic, Stainless steel

vii) Hose nipple Brass, Engineering Plastic, Stainless steel

viii) Aaitator Plastic

ix) Piston rod Brass, Stainless steel

x) Crank Steel, Engineering Plastic

xi) Hose ferrule/clip Steel

xii) Strainer Stainless steel, Brass, Plastic

xiii) Handle Steel

xiv) Operating lever Steel

xv) Handle pivot Steel

xvi) Handle grip Plastic

xvii) Piston Chrome tanned leather, PVC

xviii) Spreader Brass, Plastic, Stainless steel

xix) Strap Woven web cotton, synthetic yarn

xx) Hose PVC

xxl) Gasket Synthetic rubber, PVC, Fibre

xxii) Valve seat Brass, Engineering plastic, Stainless steel

uiii) Valve Brass, Engineering plastic, Stainless steel

xxiv) Skirt/stand Steel, Plastic

xxv) Strap buckle Steel, Engineering Plastic

xxvi) Cushion Foam rubber, Foam plastic

The material other than brass casting may confirm to the relevant Indian Standards, however

brass casting components shall conform to the chemical composition as specified in IS 292 :

1983 9 (Grade to be declared by manufacturer)


MANUFACTURING PROCESS AND IN-PROCESS QUALITY

CONTROLS

SECTION 3.1 DESCRIPTION OF MANUFACTURING PROCESSES (TYPICAL)

Raw Material (including components) ---Inspection as per STI

Sub assemblies

Brass Sheet cutting for tank- fabrication of tank- inspection (In case of brass tank)-

polishing

Steel Sheet/strip cutting for skirt/stand – fabrication of skirt/stand – inspection- painting

Fabrication of Pump cylinder – inspection

Fabrication of Pressure chamber and fitting of discharge outlet and valve assembly-

inspection

Cutting strap – fitting strap buckle - inspection

Fabrication of Lance and brazing end fitting – inspection- polishing

Machining of nozzle components and assembly of nozzle- inspection

Assembly of cut –off - device - inspection

Final Assembly

Tank - fitting of skirt/stand - fitting of handle and connecting lever – assembling of guide

for pressure chamber and fitting pressure chamber with agitator- and – fitting of strap –

fitting strainer in filling hole and to cover with lid – Final inspection as per STI

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SECTION 3.2 INFRASTRUCTURE FOR PRODUCTION

Following infrastructure is generally required for production of

Veneered Decorative Plywood

Typical List Of Machinery

S.No. Machinery

1. Power press

2. Moulding machine for

Tank and other plastic

components

3. Threading machine for

end fitting and cut of

device

4. Sheet Cutting arrangement

5. Pedestal Grinder

6. Tube cutting arrangement

7. Gas welding

8. Polishing facility

9. Brazing arrangement

10. Paint shop

11. Drilling machine

12. Arrangement for packing

Note : Adequate Electric Power and Water supply is required

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CERTIFICATION CRITERIA

SECTION 4.1 CRITICAL REQUIREMENTS OF THE INDIAN STANDARD

To be provided by CMD

SECTION 4.2 SCHEME OF TESTING AND INSPECTION

DOC:STI/3906/4;Feb 1998. Please see ANNEX 2.

SECTION 4.3 MARKING FEE RATES

Description Value

Unit ONE SPRAYER

Large Scale Marking Fee 34000

Small Scale Marking Fee 29000

Slab 1 Rate 3.45

Enforcement Date 20120806

SECTION 4.4 GROUPING GUIDELINES:

No grouping Guideline at present.

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SECTION 4.5 GUIDELINES FOR WRITING SCOPE OF LICENCE

" Crop protection equipment- Hand operated Knapsack Sprayer -Piston Type,

tank capacity 10, 13 or 16 litres"

SECTION 4.6 GUIDELINES FOR INCLUSION OF NEW VARIETIES

Same as Section 4.4

SECTION 4.7 SAMPLES SIZE

• Product-One sample Crop protection equipment- Hand operated

Knapsack Sprayer -Piston Type along with discharge line cut- off –

device, lance, nozzle, set of gasket and manual and spare parts as per Cl

7.2 of IS 3906 ; 1995

SECTION 4.8 MANNER OF SEALING THE SAMPLE

Samples to be packed in card board boxes, with Thick Thread (Sutli)

for tying, Sealing Wax(Lac), Candle.

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SECTION 4.9 REMNANTS DISPOSAL

Remnants of Applicant/ Factory Sample are returnable and may be collected

by firm in case of non collection of remnants by firm within time norms the

laboratory may suitably dispose off. Remnants of Market Sample may be

suitably dispose off by the laboratory

SECTION 4.10

PROCEDURE TO BE FOLLOWED FOR DESTROYING/ DESHAPING/

RECYCLING THE PRODUCT THAT DOES NOT MEET THE QUALITY

PARAMETERS DURING REGULAR PRODUCTION

BIS Standard Mark to be marked only after ascertaining the quality of the

material after testing as per Indian standard and STI in case of brass tank. In

case Plastic tank where BIS Standard mark is in moulding tank shall be

deshaped and may recycled

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INSPECTION AND TESTING

SECTION 5.1 PACKING MATERIAL REQUIRED FOR PACKING/ DESPATCH

OF SAMPLE

Samples to be packed in card board boxes, to avoid any damage during

transit.

SECTION 5.2 LIST OF REQUIRED TEST EQUIPMENT/FACILITIES WITH

REQUIREMENT & FREQUENCY OF CALIBRATION

To be provided by CL

SECTION 5.3 STATUS OF TEST FACILITIES IN BIS LAB AND OSL WITH

TESTING CHARGES AND APPROXIMATE TIME REQUIRED

FOR TESTING

For latest information, please check the BIS web site www.bis.org.in

or click the following link

http://www.bis.org.in/lab/osl_query.asp?form_is=3906&Submit=Run+Q

uery

SECTION 5.4 WHETHER GRANT OF LICENCE WILL BE BASED ON

FACTORY TESTING BASIS-----------------------------------------No

INDEPENDENT TESTING BASIS----------------------------------Yes

MIXED BASIS (FACTORY TESTING OF PRODUCT PLUS -----No

INDEPENDENT TESTING OF SOME RAW MATERIALS)

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SECTION 5.5 DETAILS OF TESTS TO BE CARRIED OUT IN FACTORY IN

CASE OF

APPLICANT/VERIFICATION SAMPLES

• Dimensions & Visual Check as per clause 6.1.1, 6.2, 6.3, 6.4,

6.4.2, 6.8, 6.9.1, 6.10, 6.12, 6.12.1, 6.13, 6.14, 6.15.7 and 9.1

• Mass 6.16

• Tank capacity Cl 6.1 and 6.1.2

• Filling hole Cl 6.4.1

• Piston position limits Cl 6.7.2

• Discharge rate Cl 5.1

• Volumetric efficiency Cl 5.2

SURVEILLANCE SAMPLES

• Dimensions & Visual Check as per clause 6.1.1, 6.2, 6.3, 6.4,

6.4.2, 6.8, 6.9.1, 6.10, 6.12, 6.12.1, 6.13, 6.14, 6.15.7 and 9.1

• Mass 6.16

• Tank capacity Cl 6.1 and 6.1.2

• Filling hole Cl 6.4.1

• Piston position limits Cl 6.7.2

• Discharge rate Cl 5.1

• Volumetric efficiency Cl 5.2

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CHECKLIST

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Doc:STI/3906/4

Feb 1998

SCHEME OF TESTING AND INSPECTION

FOR CERTIFICATION OF

CROP PROTECTION EQUIPMENT-HAND

OPERATED KNAPSACK SPRAYER, PISTON TYPE

ACCORDING TO IS:3906:1995

1.0 LABORATORY – A laboratry shall be maintained which shall be suitably equpped and staffed,

where different tests given in the specification shall be carried out in accordance with the methods

given in the speciifcation.

1.1.All testig apparatus shall be periodically shecked and calibrated and records of such

checks/calibration shall be maintained.

1.0 TEST RECORDS –All records of tests and inspection shall be kept in suitable forms approved by the

Bureau.

2.1 Copies of any records and other connected papers that may be required by the Bureau shall be made

available at any time on request.

2.0 QUALITY CONTROL- It is recommended that as far as possible statistical Quality Control (SQC)

methods may be used for controlling the quaity of the product during production as envisaged in this

Scheme [See IS 397(Part I):1972. IS 397(Part 2):1985 and IS 397(Part 3):1980].

3.1In addition, effort should be made to gradually introduce a Quality Management System in accordance

with the Quality System Modules as per IS/ISO 9001 or IS/ISO 9002 or IS/ISO 9003 as appropriate to

the activities of the organization.

3.0 STANDARD MARK- The Standard Mark as given in Column (1) of the First Schedule of licence

shall be stamped on each sprayer, provided always that each sprayer unit so maked conforms to all the

requirement of the specification.

4.0 MARKING- In addition each Knapsack Sprayer shall carry the following information:

a) Name of he Manufacturer or his recognized trade mark,

If any:

b) Tank capacity:

c) Batch or serial number which will enable to trace back the date of production from the factory

records; and

d) Licence Number (CM/L…………….)

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6.0 PACKING- The material shall be packed as per cl.9.3 of IS 3906:1995.

Doc:STI/3906/4

Feb 1998

6.1 A manual givig complete specifcation as per Annex A of IS 3906: 1995 of material of

construction of diferent componants, operational and mintenance instructions, list of the parts and safety

precautions shall be provided with each Knapsack Sprayer.

7.0 CONTROL UNIT- For the purpose of this Scheme. The entire quantity of Hand Operated Kapsack

Sprayers of same tank capacity and same component mayerials produced in one day shall constitute one

control unit.

8.0 LEVELS OF CONTROLS- The anaylsis and tests, as indicated in Table I and at the levels of

control specified therein, shall be carried out on the whole production of the factory which is covered by

this scheme and appropriate records and charts maintained according with paragraph 2 above. All the

production which conforms to the Indian Standards and covered by this licence shall be marked with

Standard Mark.

8.1 Test on individual components shall be carried out at the levels of control specified in Tables

attaced. The components/parts which do not conform to the specification shall not be used for the

assembling of Knapsack Sprayer that will be stamped with the BIS Certification Mark.

9.0 In respect of all other Clauses of t he specification and at all stages fo manufacture, the factory

shall maintain appropriate controls and checks to ensure that their product conforms to the various

requirements of those Causes.

10.0 Raw material Each consignment of raw material for any component part should be accompanied

by 4 test certificate guaranteeing its conformity to clause 4.1 to 4.3 and table 1 of IS 3906:1995.

Alternatively, the manufacturer shall make necessary arrangement for getting samples tested from each

consignment of the raw material received and use it, if found conforming to the above requirement.

10.1 All metallic parts coming to contact with the pesticides should preferably be of the same material

to minimize electrolytic corrosion.

11.0 REJECTIONS- A separate record shall be maintained giving information relating to the rejection of

production not conforming to the requirements of the specification and the method of its disposal.

Rejected material shall in no case be stored together with that conforming to the specification ion.

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DOC: STI/3906/4

Feb 1998

12.0 SAMPLES- Te licensee shall supply, free of charge, the samples required in accordance with the

Bureau of Indian Standards(Certification) Regulations, 1988, as subsequently amended, from the

factory of godowns. The Bureau shall pay for the samples taken by it from the open market.

13.0 REPLACEMENT-Whenever a complaint is received soon after the goods with Standard Marks

have been purchased and used, and if there is adequate evidence that the goods have not been

misused, defective goods or their components are replaced or repaired free of cost by the licensee

in case the complaint is proved to be genuine and the warranty period(where applicable) has not

expired. The final authority to judge the conformity of the product to the Indian Standard shall be

with the Bureau.

14.0 STOP MARKING- The marking of the product shall be stopped under intimation to the Bureau if,

at any time, there is some difficulty in maintaining the conformity of their product to the

specification, or the testing equipment goes out of order. The marking may be resumed as soon as

t he defects are removed under intimation to Bureau.

The marking of the product shall be stopped immediately if directed to do so by Bureau for any

reason. T he marking may then be resumed only after permission by the Bureau. T he information

regarding resumption of markings shall also be sent to the Bureau.

15.0 PRODUCTION DATA- The licensee shall maintain production data as per enclosed proforma-,

which may be authenticated by a Charted Accountant or by the licensee by giving affidavit(which

may be required alongwith renewal application). The licensee shall sent to the Bureau as

produced, marked and exported by him and the trade value thereof during the half year ending 30

June and 31 December. This statement is required to be forwarded to the Bureau on or before 31st

days of July and January for the preceding held year.

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Doc:STI/3906/4

Feb 1998

IS 3906:1995

CROP PROTECTION EQUIPMENT-HAND OPERATED KNAPSACK SPRAYER,

PISTON TYPE SPECIFICATION

(TABLE 1 LEVELS OF CONTROL FOR DIMENSIONS & VISUAL REQUIREMENTS)

(Para 8 of the Scheme of Testing and Inspection)

Test Details Levels of Control Remarks

Clause Requirement Test Method No.of Lot size

Clause Reference samples

--------------------------------------------------------------------------------------------------------------------------------------------------

Construction:

6.1 Test capacity and Leakage test 6.1 & 6.1.2 IS 3906:1995 Each Tank

6.1.1 Sheet thickness 6.1.1 -do- One Each consignment

6.2 Skirt/stand 6.2 -do- Each Tank

6.3 Strap 6.3 -do- Two Each consignment In case of Failure

two More samples

Shall be tested

And lot marked

If both passed

6.4 Filling Hole 6.4,6.4.1 -do- Every Tenth Sprayer -do-

6.6.4.1.1

6.4.2 Strainer 6.4.2 -do- Every tenth piece -do-

6.5 Pressure Chamber 6.5 -do- Every tenth -do-

capacity Pressure chamber

6.6 Pump Cylinder 6.6 Every tenth -do-

cylinder

6.7 Piston 6.7 IS 3906:1995 Every tenth -do-

Piece

6.7.1 Spreader 6.7.1 -do- -do- -do-

6.6.7.2 6.7.2

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Doc:STI/3906/4

Feb 1998

IS 3906:1995

CROP PROTECTION EQUIPMENT-HAND OPERATED KNAPSACK SPRAYER


(TABLE 1 LEVELS OF CONTROL FOR DIMENSIONS 7 VISUAL EQUIPMENTS)


……………………………………………………………………………………………………………………………………………………………


…………………………………………………………………………………………………………………………………………………………

Clause Equipment Test Method No. of Lot Size

Clause Reference Samples

…………………………………………………………………………………………………………………………………………………………………

6.8 Threaded 6.5 IS 3652:1995 Each thread In case of failure two more

connection samples shall be tested and

Lot marked it both passed

6.9.1 Handle 6.9.1 IS 3906:1995 Each handle ..do..

6.10 Discharge 6.10 ..do.. Every tenth piece ..do..

Outlet

6.12 & Delivery Hose 6.12 & ..do.. ..do.. ..do..

6.12.1. & its 6.12.1

Connections

6.13 Cut off Device 6.13 ..do.. ..do.. ..do..

& Lance

6.14 Nozzle 6.14 ..do.. ..do.. ..do..

6.15 Lifting 6.15 ..do.. ..do.. ..do..

Arrangement

7. Other requirements ..do.. All sprayers ..do..

(Spare parts, optional

Items-strap cushion,

Back rest cushion,

Agitation, choice of

Operation)

8. Workmanship 8.1 & ..do.. All components

& Finish 8.2 of sprayer

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Doc:STI/3906/4

Feb 1998

IS 3906:1995

CROP PROTECTION EQUIPMENT-HAND OPERATED KNAPSACK SPRAYER




…………………………………………………………………………………………………………………………………………………………………


…………………………………………………………………………………………………………………………………………………………………



…………………………………………………………………………………………………………………………………………………………………

5.1 Discharge Rate 6.1.3 IS 10134:94 Each

Sprayer

5.2 Volumetric efficiency 6.2 ..do.. ..do..

6.3.1 Strap drop test 7.3 ..do.. One Every 100 In case of failure

Strap two more samples

Shall be tested and

Lot marked if both

Passed.

6.5.1 Pressure chamber 7.1 ..do.. Each pressure

Test chamber

6.6.1 Pump cylinder test 7.1 ..do.. Each pump

Cylinder

6.7 Piston test 7.4 ..do.. ..do..

6.9 Operating lever, 7.6 ..do.. One Every tenth

Handle & piston rod sprayer in the

Strength test control unit

6.11 Gasket test 7.4 ..do.. Two Each consignment ..do..

Of the gasket

Received.

6.12 Delivery Hose 7.1.1 ..do.. ..do.. ..do..

6.12.2 Hose & Hose 7.2 ..do.. ..do.. Each Hose

Connection test connection

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Doc:STI/3906/4

Feb 1998

IS 3906:1995

CROP PROTECTION EQUIPMENT-HAND-OPERATED KNAPSACK SPRAYER




………………………………………………………………………………………………………………………………………………


…………………………………………………………………………………………………………………………………………………



…………………………………………………………………………………………………………………………………………

6.13 Test for cut-off Annex C&D IS 3652:1995 Each cut off device

Device & Lance

6.14 Performance Annex F ..do.. Each nozzle

Test for

Nozzle

6.16 Mass of 6.16 IS 3906:1995 One 50 sprayers

sprayer

6.17 Endurance test

a)Acceptance 8.1 IS 10134:1994 One Every 20th

test each Control Unit

b)Routine test 8.1 ..do.. sprayer

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