PAGE 54 — DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11)
*1 Replace engine oil and fi lter at 100 hours, fi rst time only.
*2 Add “Supplemental Coolant Additives (SCA’S)” to recharge the engine coolant.
*3 Replace primary air fi lter element when restriction indicator shows a vacuum of 625 mm (25 in. H20).
*4 If blowby hose needs to be replaced, ensure that the slope of the blowby hose is at least a 1/2 inch per foot,
with no sags or dips that could collect moisture and/or oil.
Table 14. Inspection/Maintenance 10 Hrs
DAILY 250 Hrs 500 Hrs 1000
Hrs
Engine
Check Engine Fluid Levels X
Check Air Cleaner X
Check Battery Acid Level X
Check Fan Belt Condition X
Check for Leaks X
Check for Loosening of Parts X
Replace Engine Oil and Filter * 1X
Clean Air Filter X
Check Fuel Filter/Water Separator Bowl X
Clean Unit, Inside and Outside X
Change Fuel Filter X
Clean Radiator and Check Coolant Protection Level*2X
Replace Air Filter Element * 3X
Check all Hoses and Clamps * 4X
Clean Inside of Fuel Tank X
Generator Measure Insulation Resistance Over 3M ohms X
Check Rotor Rear Support Bearing X
MAINTENANCE
GENERAL INSPECTION
Prior to each use, the generator should be cleaned and
inspected for defi ciencies. Check for loose, missing or
damaged nuts, bolts or other fasteners. Also check for
fuel, oil, and coolant leaks. Use Table 14 as a general
maintenance guideline Engine Side (Refer to the Engine
Instruction Manual)
AIR CLEANER
Every 250 hours: Remove air cleaner element (Figure 59)
and clean the heavy duty paper element with light spray of
compressed air. Replace the air cleaner as needed.
Air Cleaner with Dust Indicator
This indicator (Figure 59) is attached to the air cleaner.
When the air cleaner element is clogged, air intake
restriction becomes greater and the dust indicator signal
shows RED meaning the element needs changing or
service. After changing the air element, press the dust
indicator button to reset the indicator.
Figure 59. Air Cleaner/Indicator
NOTICE
The air fi lter should not be changed until the indicator
reads “RED”. Dispose of old air fi lter. It may not be
cleaned or reused.