Doosan D20S-5 Operation & Maintenance Manual page 5

Maintenance Maintenance
The Maintenance Section is a guide to equipment The Maintenance Section is a guide to equipment
care. The illustrated, step-by-step instructions are care. The illustrated, step-by-step instructions are
grouped by servicing intervals. Items without grouped by servicing intervals. Items without
specific intervals are listed under "When Required" specific intervals are listed under "When Required"
topics. Items in the "Maintenance Intervals" chart topics. Items in the "Maintenance Intervals" chart
are referenced to detailed are referenced to
Maintenance Intervals Maintenance Intervals
Use the service hour meter to determine servicing Use the service hour meter to determine servicing
intervals. Calendar intervals shown (daily, weekly, intervals. Calendar intervals shown (daily, weekly,
monthly, etc.) can be used instead of service hour monthly, etc.) can be used instead of service hour
meter intervals if they provide more convenient meter intervals if they provide more convenient
servicing schedules and approximate the indicated servicing schedules and approximate the indicated
service hour meter reading. Recommended service service hour meter reading. Recommended service
should always be performed at the interval that should always be performed at the interval that
occurs first. occurs first.
Under extremely severe, dusty or wet operating Under extremely severe, dusty or wet operating
conditions, more frequent lubrication than is conditions, more frequent lubrication than is
specified in the "Maintenance Intervals" chart might specified in the "Maintenance Intervals" chart might
be necessary. be necessary.
Perform service on items at multiples of the original Perform service on items at multiples of the original
requirement. For example, at "Every 500 Service requirement. For example, at "Every 500 Service
Hours or 3 Months", also service those items listed Hours or 3 Months", also service those items listed
under "Every 250 Service Hours or Monthly" and under "Every 250 Service Hours or Monthly" and
"Every 10 Service Hours or Daily". "Every 10 Service Hours or
Environment Management Environment Management
Note that DOOSAN INFRACORE is ISO 14001 Note that DOOSAN INFRACORE is ISO 14001
certified which is harmonized with ISO 9001. certified which is harmonized with ISO 9001.
Periodic Periodic
ENVIRONMENTAL ENVIRONMENTAL
EVALUATIONS have been made by internal and EVALUATIONS have been made by internal and
external external inspection inspection
ANALYSIS has also been made through out the ANALYSIS has also been made through out the
total product life. ENVIRONMENT MANAGEMENT total product life. ENVIRONMENT MANAGEMENT
SYSTEM includes DESIGN FOR ENVIRONMENT SYSTEM includes DESIGN FOR ENVIRONMENT
from the initial stage of the design. ENVIRON from the initial stage o
MANAGEMENT MANAGEME
laws & regulations, reduction or elimination of laws & regulations, reduction or elimination of
resource consumption as well as environmental resource consumption as well as environmental
emission or pollution from industrial activities, emission or pollution from industrial activities,
energy energy saving, saving,
design(lower noise, vibration, emission, smoke, design(lower noise, vibration, emission, smoke,
heavy metal free, ozone depleting substance free, heavy metal free, ozone depleting substance free,
etc.), recycling, material cost reduction, and even etc.), recycling, material cost reduction, and even
environmentally environmentally
em ployee. em ployee.
detailed instructions that follow.
instructions that follow.
Daily".
ENVIRONMENTAL ENVIRONMENTAL AUDITS AUDITS
PERFORMANCE PERFORMANCE
entities. entities.
f the design. ENVIRONMENT
NT SYSTEM considers SYSTEM considers environmental environmental
environment-friendly environment-friendly
oriented oriented education education
& &
LIFE-CYCLE LIFE-CYCLE
MENT
product product
for for the the
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Information Section Information Section