Skyjack SJ4726 Service Manual

19
SJ3220, SJ3226, SJ4720, SJ4726, SJ4732 223198ABA
General Inspections Section 1 – Scheduled Maintenance
1
Hydraulic tank (B)
▪
Make sure the hydraulic ller cap closes tightly.
▪
Make sure there is no visible damage or hydraulic
leaks.
2
Hydraulic oil level (B, C)
▪
B - Frequent/periodic/pre-delivery inspection
▪
Fully lower the platform.
▪
Do a check on the gauge on the left side of the
hydraulic oil tank. The hydraulic oil level must
be at or a small distance above the top mark of
the gauge.
▪
C - Annual inspection
▪
Do a check of the hydraulic oil for contamination
and make sure the lter is in good condition.
▪
Replace the hydraulic oil and lters if necessary.
3
Electrical components (B)
▪
Do a check on these areas for chafed, corroded,
and loose wires:
1. Base to platform cables and wiring harness
2. Battery tray wiring harnesses
3. Hydraulic and electrical wiring harnesses.
▪
Skycoded™ display panel (B)
▪
Make sure the panel is correctly attached, and
there is no visible damage.
▪
Hydraulic pump and motor (B)
▪
Make sure there are no loose or missing
fasteners.
▪
Make sure there is no visible damage.
▪
Motor controller (B)
▪
Make sure the motor controller is correctly
attached, and there is no visible damage.
▪
Make sure there are no loose wires or missing
fasteners.
▪
Motor contactor (B)
▪
Make sure the motor contactor is correctly
attached, and there is no visible damage.
▪
Make sure there are no loose wires or missing
fasteners.
▪
Emergency lowering switch (B)
▪
Make sure the emergency lowering switch
is correctly attached, and there is no visible
damage.
▪
Make sure the toggle switch operates correctly.
▪
Make sure there are no loose wires or missing
fasteners.
4
Manifolds (B)
▪
Make sure all ttings and hoses are correctly
tightened.
▪
Make sure there is no indication of hydraulic
leakage.
▪
Make sure there are no loose wires or missing
fasteners.
▪
Make sure all the manual valves operate correctly
and do not seize.
3 3
Example model SJ4732 ANSI/CSA Example model SJ4732 CE, AS & KC
2 24 43 31 1
3 3

Skyjack SJ4726 Specifications

General

Brand	Skyjack
Model	SJ4726
Category	Scissor Lifts
Language	English