Onan MDJF Series User Manual

MAINTENANCE SCHEDULE
Use this factoiy recommended maintenance (based on
favorable operating conditions) to serve as a guide to
get long and efficient set life. Neglecting routine main-
tenance can result in failure or permanent damage to the
set. Maintenance is divided into two categories: (1) OPER-
ATOR MAINTENANCE - performed by the operator and
(2) CRITICAL MAINTENANCE - performed by qualified
service personnel.
CRITICAL MAINTENANCE SCHEDULE
OPERATOR MAINTENANCE SCHEDULE
MAINTENANCE ITEMS
OPERATIONAL HOURS
MAINTENANCE ITEMS
8 100 200
600 3000
Inspect Unit X
Check Water Level (Heat
Exchanger Models) X
Inspect Exhaust System
x6
Check Fuel Supply
x3
Check Oil Level
X
Clean Governor Linkage
x2
Change Crankcase Oil X
Drain Fuel System Conden-
sation Traps
x3
Check Battery
X
Replace Oil Filter X
Change Primary Fuel Filter
x3
Change Secondary Fuel
Filter
x3
Empty Fuel Sediment Bowl
X
MAINTENANCE ITEMS *
OPERATIONAL HOURS
MAINTENANCE ITEMS *
200 500
1000 2000
5000
Check Slip Rings
X
Check Brushes
xl
Check Commutator
X
Check Valve Clearance
*
X
Inspect Water Pump F/Leaks
and Wear, Replace if
Necessary
X
Clean Generator
X
Grind Valves (If Required)
X
Clean Rocker Box Oil Line
Holes
X
Check Nozzle Opening
Pressure, Spray Pattern
x4
General Overhaul (If Req.)
X
Change Fuel Filters
x5
x Perform as indicated on Table.
xl Replace collector ring brushes when worn to 5/16",
replace commutator brushes when worn to 5/8".
x2 Perform more often in extremely dirty conditions.
Lubricate the old style linkage. Plastic ball type
require only cleaning. It may be advantageous to
replace the old style metal linkage with the plastic
ball type in extremely dirty operating conditions.
x3 Water or foreign material in the fuel can ruin the
injection system. If daily inspection shows water or
dirt in the fuel pump sediment bowl, fuel handling and
storage facilities should be checked and situation
corrected. Filter elements should be replaced following
corrections of fuel contamination problems.
x4 This service must be conducted by trained diesel
injection equipment personnel with suitable test facili-
ties. Omit this service until these conditions can
be met.
x5 Service per Operator Maintenance Schedule.
x6 With plant running, visually and audibly check exhaust
system for leaks.
* Tighten head bolts and adjust valve clearance after
first © hours on a new or overhauled engine.
>«
For critical items not covered, see page 2' (A Major
Service Manual is available).
27

Onan MDJF Series Specifications

General

Brand	Onan
Model	MDJF Series
Category	Inverter
Language	English