Napa 791-6425A - User Manual

791-6425A 1 01/11/07
Model# 791-6425A — 3.5 Ton
Capacity Professional Service Jack
THIS OPERATING MANUAL CONTAINS
IMPORTANT SAFETY INFORMATION.
READ CAREFULLY AND UNDERSTAND ALL
INFORMATION BEFORE OPERATING TOOL.
SAVE THIS MANUAL FOR FUTURE USE.
OWNER/USER RESPONSIBILITY
The owner and/or user must have an understanding of the
manufacturer’s operating instructions and
warnings before using this bottle jack.
Personnel involved in the use and operation
of equipment shall be careful, competent, trained, and quali-
fied in the safe operation of the equipment and its proper use
when servicing motor vehicles and their components.
Warning information should be emphasized and under-
stood.
If the operator is not fluent in English, the manufacturer’s
instructions and warnings shall be read to and discussed
with the operator in the operator’s native language by the
purchaser/owner, making sure that the operator
comprehends its contents.
Owner and/or user must study and maintain for future
reference the manufacturer’s instructions. Owner and/or
user is responsible for keeping all warning labels and
instruction manuals legible and intact. Replacement labels
and literature are available from the manufacturer.
THIS IS A LIFTING DEVICE ONLY. IMMEDIATELY AFTER LIFTING, SUPPORT THE
VEHICLE WITH APPROPRIATE MEANS.
DO NOT OVERLOAD. OVERLOADING CAN CAUSE DAMAGE TO OR FAILURE
OF THE JACK.
LIFT ONLY ON AREAS OF THE VEHICLE AS SPECIFIED BY THE VEHICLE
MANUFACTURER.
CENTER LOAD ON AREAS OF THE VEHICLE AS SPECIFIED BY THE VEHICLE
MANUFACTURER.
THIS JACK IS DESIGNED FOR USE ONLY ON HARD, LEVEL SURFACES CAPABLE
OF SUSTAINING THE LOAD. USE ON OTHER THAN HARD, LEVEL SURFACES
CAN RESULT IN JACK INSTABILITY AND POSSIBLE LOSS OF LOAD.
NO ALTERATIONS TO THE JACK SHALL BE MADE.
DO NOT WIRE, CLAMP OR OTHERWISE CAUSE THE HAND OPERATED LIFT
CONTROL VALVE TO BE OPERATED BY REMOTE MEANS.
READ, STUDY AND UNDERSTAND THE INSTRUCTION MANUAL PACKED
WITH THIS JACK BEFORE OPERATING. FAILURE TO HEED THESE WARNINGS
MAY RESULT IN LOSS OF LOAD, DAMAGE TO THE JACK, AND/OR FAILURE
RESULTING IN PROPERTY DAMAGE, PERSONAL OR FATAL INJURY.
FOR YOUR SAFETY AND TO PREVENT INJURY:
Use Service Jack for
lifting purposes
ONLY.
Always support
vehicle with
jack stands.

Summary

Owner and User Responsibility

General Safety Warnings

Safe Lifting Practices

Use jack only for lifting and always support vehicle with jack stands.

Critical Jack Usage Warnings

Do not overload, lift on specified areas, use on hard level surfaces, no alterations.

Before Use Procedures

Purging Air from Hydraulic System

Pre-use and Periodic Inspections

Hydraulic Fluid Maintenance

Raising a Load

Close valve, position jack under load, raise vehicle, support with jack stands.

Lowering a Load

Open valve slowly to lower vehicle, remove jack stands, lower very slowly.

Pinch Point Hazard

Jack Specifications

Troubleshooting Common Problems

Jack Will Not Lift Load

Solutions for when the jack fails to lift the load, often related to the release valve.

Jack Will Not Hold Load

Troubleshooting for issues where the jack does not maintain the lifted load.

Jack Fails to Lift to Full Height

Jack Will Not Lower Completely

Jack Lifts Slowly or Feels Spongy

Warranty Statement

Warranty Handling Procedures

Napa 791-6425A Specifications

General

Brand	NAPA
Model	791-6425A
SAE Size	5/8 in
Manufacturer	Unknown
Finish	Unknown
Material	Unknown
Drive Type	6 Point