Snorkel UL25, Parts & Service Manual

Page: 26 / 94

UL-25/32/40 Portable Personnel Lifts
2-1
Maintenance
Section
2.0
2.5 Mast Assembly - Disassembly
......................................................................................................
2-6
Pla orm Assembly Removal ............................................................................................................ 2-6
#6 Mast Disassembly ........................................................................................................................ 2-6
#5 Mast Disassembly ....................................................................................................................... 2-6
#3 Mast Disassembly ....................................................................................................................... 2-9
#2 Mast Disassembly ....................................................................................................................... 2-9
#2 Mast Assembly ............................................................................................................................ 2-9
#3 Mast Assembly ............................................................................................................................ 2-9
#4 Mast Assembly ............................................................................................................................ 2-9
#5 Mast Assembly ............................................................................................................................ 2-9
#6 Mast Assembly ............................................................................................................................ 2-9
#2 Mast Assembly ............................................................................................................................ 2-9
Pla orm Support Assembly ........................................................................................................... 2-10
Sequencing Installa on .................................................................................................................. 2-10
2.6 Cylinder Assembly ...................................................................................................................... 2-10
Seal Replacement ........................................................................................................................... 2-10
Ori fi ce Valve Cleaning .................................................................................................................... 2-12
Cylinder Removal ........................................................................................................................... 2-13
Installa on...................................................................................................................................... 2-13
2.7 Torque Speci fi ca ons .................................................................................................................. 2-14
Hydraulic Components .................................................................................................................. 2-14
Fasteners ........................................................................................................................................ 2-14
3.0 Troubleshoo ng ............................................................................................................................ 3-1
Introduc on .................................................................................................................................... 3-1
General Procedure ........................................................................................................................... 3-1
3.1 Troubleshoo ng Cont’d ................................................................................................................ 3-4
Li Does Not Turn On -DC ................................................................................................................ 3-4
Li Does Not Raise -DC .................................................................................................................... 3-4
Li Does Not Lower-DC .................................................................................................................... 3-5
4.0 Schema cs
.....................................................................................................................................
4-1
Introduc on ..................................................................................................................................... 4-1
List of Figures ................................................................................................................................... 4-1