Snorkel A46JRT - Annual Maintenance - Every 500 Hours

Appendix C – Inspection Checklists
A46JRT – 0260996
Annual Maintenance – Every 500 Hours
Item Procedure Information P/F/R
90 day or 150 hour maintenance Perform maintenance per
schedule
Retain copy of checklist
Hydraulic oil reservoir Clean and replace uid Above 10°F (-12°C)
ISO VG32
Below 10°F (-12°C)
ISO VG15
Hydraulic return lter Replace After rst 50 hours, then at
recommended interval
Hydraulic reservoir suction lter Clean and reinstall
Hydraulic pressures Drive pump setting Di󰀨erential pressure:
450-500 psi
Maximum pressure:
5,000-5,100 psi
Boom pump setting Maximum pressure:
2,750-2,800 psi
Function pressures: check at
manifold, except level
Steer right/left:
2,700-2,800 psi
Riser boom down:
3,300-3,400 psi
Main boom down:
1,400-1,500 psi
Extend:
1,900-2,000 psi
Jib up/down:
2,700-2,800 psi
Rotate:
1,200 psi max on level
Pressure reducing valve:
2,700-2,800 psi
Drive/boom relief: 3,000 psi
Level Pressure: install gauge
between valve and slave
cylinder
Level:
2,000-2,050 psi
Gear hubs Replace uid Gear lubricant
SAE Grade 80W-90
Swing drive Replace uid Gear lubricant
SAE Grade 80W-90
Engine coolant Check condition See engines owner’s manual
Performed by: Date:
Model Number: Serial Number:
Maintenance Table Key: P = Pass, F = Fail, R = Repaired