Using The Engine After Storage; Storing The Engine In An Operable Condition For 3 Months Or More; Operating The Engine For Maintenance - Mitsubishi S4S-DT Operation & Maintenance Manual

Chapter 9 LONG-TERM STORAGE

Using the engine after storage

1. Remove the cover from the engine.
2. Connect a fully charged battery.
3. Remove the covers from the starters and alternator.
4. Adjust the tension of belt.
Note: Inspect and adjust V-belt tension. Refer to "Belt and belt tension - Inspect and Adjust" (8-XX).
5. Remove sealing tapes from the openings of the engine.
6. Connect pipes.
Note: For engine oil, refer to
7. Fill the fuel tank with fuel, and bleed the fuel system.
Note: For bleeding fuel system, refer to
tem (distributor type fuel injection pump) - Bleed air"
8. Inspect the entire engine.
9. Remove the rocker covers, and lubricate the valve mechanisms.
10. Run the engine with starter for approx. 10 seconds while pulling the stop lever. Stop the operation for approx. 1
minute, then, repeat the operation two or three times.
11. Make sure the engine oil pressure rises.
12. Conduct a warm up operation for a sufficient duration.
Note: For starting the engine, refer to
13. Apply load and increase the engine speed to the rated speed.
Storing the engine in an operable condition
for 3 months or more
When the engine is not operated during storage of 3 months or more, internal engine parts can rust and lose oil film.
As a result, the engine can seize when it is started after storage. To prevent such a risk, the engine must be oper-
ated periodically during storage.

Operating the engine for maintenance

Operate the engine for maintenance at least once a month as described below.
1. Run the engine with starter for approx. 10 seconds while pulling the stop lever. Stop the operation for approx. 1
minute, then, repeat the operation two or three times.
2. Make sure the engine oil pressure rises.
3. Operate the engine about 5 to 10 minutes under no load as the maintenance operation.
Note: For starting the engine, refer to
9-2
"ENGINE OIL" (5-1).
"Fuel system (in-line type fuel injection pump) - Bleed air" (8-4)
"Starting" (3-4).
"Starting" (3-4).
(8-5).
or "Fuel sys-