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TP-6804 12/11 59Section 5 Scheduled Maintenance
5.1.2 Service Schedule, 20RESA/RESAL Models
System Component or Procedure
See
Section
Procedure
Frequency
Visually
Inspect
Check Change Clean Test
Fuel
Flexible lines and connections X R Quarterly
Main tank supply level X Weekly
Fuel piping X Yearly
Lubrication
5.2
Oil level X 8 hours or
before each use
Change oil X Yearly or 150 hours
Replace filter X Yearly or 150 hours
Crankcase breather hose X Yearly or 500 hours
Oil cooler X X Yearly or 100 hours
Cooling
5.5
Air ducts, louvers X X Yearly
Exhaust System
5.6
Leakage X X Weekly
Insulation, fire hazards X Yearly
Obstructions or combustible materials near
exhaust outlet
X
Weekly
DC Electrical System
5.7
Battery charger operation, charge rate X Monthly
Remove corrosion, clean and dry battery and
rack
X X
Yearly
Clean and tighten battery terminals and inspect
boots
X X
Yearly
Battery electrolyte level and specific gravity * X Yearly
AC Electrical System
Tighten control and power wiring connections X Yearly
Remote control system, if equipped X Monthly
Visible wear or damage X Quarterly
Wire abrasions where subject to motion X X Six Months
Wire-cable insulation condition X 3 Years or 500 hours
Engine and Mounting
Visible wear or damage X Weekly
Air cleaner service [
5.4 150 300 Yearly or hours shown
Spark plugs 5.3 150 300 Yearly or hours shown
Replace stepper motor coupling and bushing D 500 hours
Generator
Visible wear or damage X Quarterly
Exercise generator set W Weekly
Brushes and collector ring D D Yearly
Measure and record resistance readings of
windings with insulation tester (Meggerr,with
SCR assembly or rectifier and load leads
disconnected)
D 3 Years
General Condition of Equipment
Evidence of vibration, leakage, deterioration,
unusual or excessive noise or temperature
X X X Weekly
Interior of sound enclosure X X Quarterly
* Not necessary for maintenance-free batteries.
[ Service more frequently under extremely dusty/dirty conditions.
Meggerr is a registered trademark of Biddle Instruments.
XAction
D Authorized distributor/dealer only
R Replace as necessary