Before Use - Napa 791-7110 Instrucciones De Operación

operaTing manual & parTs lisT for 791-7110

before use

1. Verify that the product and the application are
compatible; if in doubt, call your authorized repair
facility.
2. Before using this product, read the operator's manu-
al completely and familiarize yourself thoroughly with
the product, its components and the potential hazards
associated with its use.
3. Open the release valve by turning the release valve knob
counter-clockwise (no more than 1/2 full turn).
4. With lifting arm fully lowered, locate and remove the oil
filler plug. Pump handle 6 to 8 full strokes. Ensure the oil
level is within ~3/16" from the inner cylinder as viewed
from the oil filler hole. Reinstall the oil filler plug. Close
release valve by turning it clockwise until firm resistance is
felt.
5. Check to ensure that jack rolls freely and that the pump
and release valve operate smoothly. Raise and lower the
unloaded jack throughout the advertised lift range before
putting into service.
6. Replace worn or damaged parts and assemblies with
Factory Authorized Replacement Parts only. Lubricate as
instructed in Maintenance Section.
inspecTion
Visual inspection should be made before each use
of the hydraulic
abnormal conditions such as damaged, loose or
missing parts. Each jack must be inspected by a
manufacturer's repair facility immediately, if subjected
to an abnormal load or shock. Any jack which appears
to be damaged in any way, is found to be badly
worn, or operates abnormally MUST BE REMOVED
FROM SERVICE until necessary repairs are made
by a manufacturer's authorized repair facility. It is
recommended that an annual inspection of the clutch
hydraulic jack be made by a manufacturer's authorized
repair facility and that any defective parts, decals or
warning labels be replaced with manufacturer's specified
parts.
specificaTions
Capacity . . . . . . . . . . . . . . . . . . . . . . 500 lb.
Jack Size . . . . . . (L x W) 44-1/2" x 22-1/2"
Minimum Height . . . . . . . . . . . . . .16-1/2"
Maximum Height . . . . . . . . . . . . . . . . . 42"
Spline Diameter . . . . . . . . . . . 1-3/4" & 2"
Shaft Diameter . . . . . . . . . . . . . . . . . . . . 1"
Volume of Hydraulic Oil . . 6.6 OZ/ 195ml
Net Weight . . . . . . . . . . . . . . . . . . . .145lb.
791-7110
clutch jack, checking
A list of authorized repair facilities is available from
the manufacturer.
operaTing insTrucTions
IMPORTANT: Before attempting to raise a vehicle, check vehi-
cle service manual for recommended lifting surfaces.
Removing a Clutch
1. Select the correct size spline sleeve. Place the spline on
the adapter shaft, and install in the head plate with
the quick release pin.
2. Close the release valve by tightening the release valve
knob. Pump the handle to raise the lifting arm, and
align the spline sleeve with the clutch.
3. Tilt the head plate with the tilt adjustment bolt to
align it with the clutch bore. Slide the spline sleeve into
the clutch.
4. Remove the clutch mounting bolts, and back the jack
and clutch away from the flywheel.
Be sure all tools and personnel are clear
Transporting the Clutch while on Jack
Be sure the adapter shaft is in the vertical position and the jack
for
is fully lowered before transporting, as shown in Figure 1.
Loading and Unloading a Clutch from the Jack
1. To load or unload a clutch from the jack, be sure the
adapter shaft is in the vertical position, as shown in Figure 1.
Add or remove one piece of the clutch at a time.
Installing a Clutch
1. Raise the clutch into the horizontal position for
installation, and tilt the clutch using the tilt adjustment
bolt to align with the flywheel.
2. Put the jack and clutch into position so that the spline
shaft engages the pilot bearing in the flywheel. Install
and tighten the clutch mounting bolts.
CAUTION: Keep hands or feet away from the hinge
mechanism of the jack.
Illustration of Lowest
Position with Clutch
2
before lowering load.
Figure 1
Adapter Shaft
Clutch
05/31/07