Napa 791-6420 B Manual Download Page 2

791-6420 B 

01/16/20

OPERATING MANUAL & PARTS LIST FOR 791-6420 B

WARNING INFORMATION

This is the safety alert symbol. It is used to alert you 
to potential personal injury hazards. Obey all safety 
messages that follow this symbol to avoid possible 
injury or death.

            IMPORTANT: READ THESE INSTRUCTIONS BEFORE OPERATING

BEFORE USING THIS DEVICE, READ THIS MANUAL COMPLETELY AND THOROUGHLY, UNDERSTAND ITS OPERATING 
PROCEDURES, SAFETY WARNINGS AND MAINTENANCE REQUIREMENTS.

It is the responsibility of the owner to make sure all personnel read this manual prior to using the device. It is also the responsibility of the device 

owner to keep this manual intact and in a convenient location for all to see and read. If the manual or product labels are lost or not legible, contact 

NAPA for replacements. If the operator is not fluent in English, the product and safety instructions shall be read to and discussed with the operator in 

the operator's native language by the purchaser/owner or his designee, making sure that the operator comprehends its contents.

THE NATURE OF HAZARDOUS SITUATIONS

The use of portable automotive lifting devices are subject to certain hazards that cannot be prevented by mechanical means, but only by the exer-

cise of intelligence, care and common sense.  It is therefore essential to have owners and personnel involved in the use and operation of the equip-

ment who are careful, competent, trained and qualified in the safe operation of the equipment and its proper use. Examples of hazards are dropping, 

tipping or slipping of loads caused primarily by improperly securing loads, overloading, off-centered loads, use on other than hard level surfaces, 

and using equipment for a purpose for which it was not designed.

METHODS TO AVOID HAZARDOUS SITUATIONS

 

•  Read, study, understand and follow all instructions before operating this device.

 

•  Inspect the jack before each use. Do not use if damaged, altered, modified, in poor condition, leaking hydraulic fluid or unstable due   

 

  to loose or missing components. Make corrections before using.

 

•  Use only on a hard level surface free from obstructions so the jack is free to reposition itself during lifting and lowering operations.

 

•  Lift only on areas of the vehicle as specified by the vehicle manufacturer.

 

•  User and bystanders must wear eye protection that meets ANSI Z87.1 and OSHA standards.

 

•  Do not use jack beyond its rated capacity. Do not shock load.

 • 

This is a lifting device only.  Immediately after lifting, support the vehicle with jack stands capable of sustaining the load 

 

  before working on the vehicle.

 

•  Center load on saddle. Be sure setup is stable before working on vehicle.

 

•  Do not move or dolly the vehicle while on the jack.

 

•  Do not use any materials that may serve as risers, spacers or extenders between the stock lifting saddle and the load.

 

•  Do not use any adaptors that replace the stock lifting saddle unless approved or supplied by the jack manufacturer.

 

•  Do not use (or modify) this product for any other purpose than that for which it was designed without consulting the manufacturer's    

 

  authorized representative.

 

•  Always lower the jack slowly and carefully.

 

•  Failure to heed these warnings may result in serious or fatal personal injury and/or property damage.

 

WARNING:

 This product can expose you to chemicals including nickel, which is known to the State of  California to cause cancer and    

 

birth defects or other reproductive harm.  For more information go to www.P65Warnings.ca.gov.

CONSEQUENCES OF NOT AVOIDING HAZARDOUS SITUATIONS

Failure to read this manual completely and thoroughly, failure to understand its OPERATING INSTRUCTIONS, SAFETY WARNINGS,

MAINTENANCE INSTRUCTIONS and comply with them, and failure to comply with the METHODS TO AVOID HAZARDOUS SITUATIONS

could cause accidents resulting in serious or fatal personal injury and/or property damage.

WARNING: Indicates a hazardous situation 
which, if not avoided, could result in death 
or serious injury.

WARNING

WARNING

WARNING

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Summary of Contents for 791-6420 B

Page 1: ...ht 4 High Height 20 1 2 Handle Length 50 Overall Length 28 1 2 Overall Width 14 1 4 Saddle Diameter 5 1 2 Shipping Weight 105 6 lbs SPECIFICATIONS 791 6420B 791 6420B 791 6420B 3 5 TON SERVICE JACK S...

Page 2: ...ch use Do not use if damaged altered modified in poor condition leaking hydraulic fluid or unstable due to loose or missing components Make corrections before using Use only on a hard level surface fr...

Page 3: ...he release valve on the jack is closed tightly by turning the handle clockwise 2 To lower load Re check to make sure release valve is tightly closed Then operate the jack handle until the load is rais...

Page 4: ...that the jack be stored in a dry location with all wheels touching the ground on a relatively level surface TROUBLESHOOTING Important Service jacks are self contained devices used for lifting but not...

Page 5: ...ase fitting in the lift arm pivot shaft Use a multi purpose NLGI type grease only 2 Lubricate all linkages and pivot points Use white lithium spray grease only 3 Remove handle lubricate handle recepta...

Page 6: ...n 1 15 RS35T15N Handle Lower 1 Only items identified by part number are available for purchase INDEX PART NO NO DESCRIPTION QTY 16 RS35T20N Handle Bumper 1 17 RS35T13 Set Screw Handle 1 18 RS35B16N Ha...

Page 7: ...20 1 2 Longitud del mango 1270 mm 50 Longitud global 724 mm 28 1 2 Anchura global 362 mm 14 1 4 Di metro de la silla 140 mm 5 1 2 Peso de embarque 47 9 kg 105 6 lb ESPECIFICACIONES 791 6420B 791 6420B...

Page 8: ...tes desajustadas o faltantes Tome las medidas de correcci n apropiadas antes de usarlo Utilice el dispositivo de elevaci n nicamente en las reas del veh culo especificadas por su fabricante Use protec...

Page 9: ...la v lvula de seguridad del gato est cerrada por completo girando la palanca en el sentido de las agujas del reloj 2 Para bajar la carga vuelva a comprobar que la v lvula de seguridad est cerrada por...

Page 10: ...n del fabricante antes de usar este gato El personal involucrado en el uso y operaci n del equipo debe ser cuidadoso competente capacitado o calificado en la operaci n segura del equipo y su uso adec...

Page 11: ...je de pivote del brazo de levantamiento Use una grasa multi uso tipo NLGI solamente 2 Lubrique todas las vinculaciones y puntos de pivote Use grasa blanca de litio para atomizaci n solamente 3 Quite e...

Page 12: ...20 1 2 po Longueur de la poign e 1270 mm 50 po Longueur totale 724 mm 28 1 2 po Largeur totale 362 mm 14 1 4 po Diam tre de la selle 140 mm 5 1 2 po Poids 47 9 kg 105 6 lb SP CIFICATIONS 791 6420B 791...

Page 13: ...en mauvais tat instable en raison de pi ces ou de quincaillerie manquantes ou l ches ou s il y a fuite de fluide hydraulique Effectuer les r parations ou les r glages n cessaires avant l utilisation P...

Page 14: ...a charge sur les chandelles S assurer ensuite que la soupape de rel chement du cric est ferm e solidement en tournant la poign e dans le sens horaire 2 Pour abaisser la charge S assurer une fois de pl...

Page 15: ...ATEUR Le propri taire et ou utilisateur doit poss der une compr hension des directives de fonctionnement et des mises en garde du manufacturier avant d utiliser ce cric utilitaire Le personnel impliqu...

Page 16: ...ge Utilisez seulement un type de graisse usage multiple NLGI 2 Lubrifiez toutes les tringleries et points de pivot Utilisez de la graisse blanche de lithium en jet seulement 3 Enlevez la poign e lubri...

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