KNOVA KN 7400-03TP, Manual

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ENGLISH
OPERATING LIFT WITH FOOT PEDAL
1. Assure that vehicle is properly balanced on lift saddle platform.
2. While watching to make sure it is safe to do so, push Pump Pedal
downward repeatedly to lift the vehicle to the desired height.
3.
IMMEDIATELY AFTER LIFTING, SUPPORT THE VEHICLE
WITH APPROPRIATE MEANS.
LOWERING THE VEHICLE
1. Turn handle clockwise to closed position.
2. Pump handle to lift vehicle off of jack stands.
3. Remove jack stands. Do not get under or let anyone else under
the vehicle.
4. Turn handle SLOWLY counterclockwise to lower the vehicle onto
the ground.
NOTE: When the jack not in use, ALWAYS leave the saddle and
ram fully retracted.
CAUTION: Keep hands and feet away from the hinge mechanism
of the jack .
IMPORTANT: Only fully qualified personnel should attempt
maintenance or repair.
PROBLEM
Jack will not lift
to full height
Low oil level
Release valve not
closing
Release valve not
closing
Hydraulic oil is
contaminated
Pump leaking
Pump cylinder binding
Parts worn
Internal component
damage
Return spring broken
or unhooked
Lift arm linkage either
bent or binding
Still have air in the
hydraulic system
Closing the release
valve
Contact authorized
service agent
Check oil level
Closing the release
valve
Jack will not
hold load:
Lift arm will
not lower
Poor lift
performance
POSSIBLE CAUSE ACTION
Contact
authorized
service agent
Fluid level low
Hydraulic unit
malfunction
Contact authorized
service agent
Ensure proper
fluid level
6 Trouble Shooting
01 UPPER HANDLE 1
02 BOLT 1
03 LOWER HANDLE 1
04 HANDLE COVER 1
05 SCREW 1
06 RETAINER RING 1
07 HANDLE SOCKET 1
08 ROLLER 1
09 PIN 1
10 LOCK WASHER 4
11 LOCK WASHER 1
12 BOLT 1
13 BOLT 4
14 NUT 2
15 LOCK WASHER 4
16 WASHER 2
17 CASTOR 2
18 BOLT 4
19 LOCK WASHER 4
20 NUT 2
21 LIMITED ROD 2
22 FRAME 1
23 RIGHT ADJUSTED PLATE 1
24 RETAINER RING 2
25 WASHER 2
26 FRONT WHEEL 2
27 PUMP 1
28 SPRING 2
29 COTTER PIN 1
30 PUSH ROD 1
31 RETAINER RING 2
32 LEFT ADJUSTED PLATE 1
33 LIFTING ARM 1
34 RETAINER RING 2
35 SADDLE 1
36 SCREW 1
37 RETAINER RING 2
38 CUP 1
39 LIFTING ROD 1
40 BOLT 1
41 LOCK WASHER 1
42 TOOLS TRAY 1
43 SCREW 4
44 RUBBER PAD 1
Part no. Quantity Name of part
7 Parts list and exploded view