Presto P4 - Manual (Page 3)

PRESTO P4 LEVEL LOADER OWNER’S MANUAL 3
TABLE OF CONTENTS
INTRODUCTION ............................................................................................................... 2
SAFETY ........................................................................................................................ 4
INSTALLATION INSTRUCTIONS ...................................................................................... 4
Preparation ...................................................................................................... 4
Positioning the Unit ......................................................................................... 4
Electrical Connections .................................................................................... 5
Testing ............................................................................................................. 6
OPERATING INSTRUCTIONS ........................................................................................ 7
Safety Instructions .......................................................................................... 7
Loading the Unit .............................................................................................. 8
Raising the Platform........................................................................................ 8
Lowering the Platform ..................................................................................... 9
MAINTENANCE AND TROUBLESHOOTING ............................................................... 10
Hazards ......................................................................................................... 10
Routine Periodic Maintenance ...................................................................... 11
Troubleshooting Check List .......................................................................... 12
Repacking the Cylinder ................................................................................. 15
Adjusting the Chain Tension ......................................................................... 15
Ordering Replacement Parts ........................................................................ 16
LIST OF FIGURES
Fig. 1 Safety labels .................................................................................................... 5
Fig. 2 Pinch points ..................................................................................................... 6
Fig. 3 Load the unit correctly ..................................................................................... 7
Fig. 4. Electrical diagram ........................................................................................... 8
Fig. 5. Hydraulic diagram ........................................................................................... 9
Fig. 6. Parts identification — Front view .................................................................... 12
Fig. 7. Parts identification — Rear view ..................................................................... 13
Fig. 8. Hydraulic pump ............................................................................................. 13
Fig. 9. Down valve .................................................................................................... 14
Fig. 10 Hydraulic oil specifications ........................................................................... 16