© March 2023
58
AB16EJ Plus Operation Manual
MAINTENANCE
Responsible Persons and Qualifica-
tions for Performing Inspection and
Maintenance
Table 10-5
Inspection
Type
Inspection Frequency
Primary
Responsible
Persons
Service Qualifications
Pre-operation
Inspection
Before starting/restarting work,
change of user, after each
maintenance activity.
User or operator
Properly trained user or
operator
Pre-delivery
Inspection
(PDI)
Before each sale, lease or rental
delivery
Owner, dealer or user
Qualified Sinoboom technician
Regular
Inspections
In service for 3 months or 250 hours
(whichever comes first) or out of
service for more than 3 months
Owner, dealer or user
Qualified Sinoboom technician
Annual
Machine
Inspection
Once a year and no later than 13
months from the date of the previous
annual inspection
Owner, dealer or user
Factory-trained service
technician
Preventive
Maintenance
At intervals specified in the Inspec-
tion and Preventive Maintenance
Schedule
Owner, dealer or user
Qualified Sinoboom technician
Inspection and Preventive Maintenance
Schedule
Perform inspection and preventive maintenance for the
items in the table below at the specified intervals. Main-
tenance and inspection intervals are calculated based
on the months of service or the “cumulated operating
hours” displayed on the ground controls (whichever
comes first).
Inspection intervals are based on the use of the ma-
chine under normal operating conditions. The intervals
should be shortened accordingly when operating in
harsh environmental conditions.
Table 10-6 Inspection and Preventive Maintenance Schedule
Items
Intervals
Before each
delivery
1
or quarterly
2
Semiannually
3
Annually
4
Chassis assembly
Chassis 2 2 2
Tires
1, 2 1, 2 1, 2
Wheel nuts 1
50
1
50
1
50
Travel motor
1, 2 1, 2 1, 2
Travel reducer
1, 2, 6 1, 2, 6 1, 2, 6, 11
Steering components
1, 2 1, 2 1, 2
Axles \ Extending axles(if equipped)
1, 2, 3 1, 2, 3 1, 2, 3
Bearings
1, 2, 5, 12 1, 2, 5, 12 1, 2, 5, 12
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