Operating Instructions
DETROIT DIESEL
to start after four attempts, an inspection should be
approximately five minutes, allowing it to warm-up
before applying a load.
made to determine the cause.
If the unit is operating in a closed room, start the room
CAUTION: To prevent serious damage to the
ventilating fan or open the windows, as weather
starter, if the engine does not start, do not
conditions permit, so ample air is available for the
press the starting switch again while the
engine.
starting motor is running.
Clutch
Initial Engine Start (Hydrostarter) An engine equipped
Do not engage the clutch at engine speeds over 1000
with a Hydrostarter may be started as follows:
rpm.
Raise the Hydrostarter accumulator pressure with the
Inspection
hand pump until the gage reads as indicated in Table 1.
While the engine is running at operating temperature,
Pressure Gauge
check for coolant, fuel or lubricating oil leaks. Tighten
Ambient Temperature
Reading
the line connections where necessary to stop leaks.
Above 40 .
F
1500 psi
40 . to 0 .
F
F
2500 psi
Engine Temperature
Below 0 .
F
3300 psi
Normal engine coolant temperature is 160F. to 185F.
Set the engine controls for starting with the throttle at
least half open.
Crankcase
NOTE: During cold weather add starting
If the engine crankcase was refilled, stop the engine
fluid at the same time the Hydrostarter motor
after normal operating temperature has been reached,
lever is moved. Do not wait to add the fluid
allow the oil to drain back into the crankcase for
after the engine is turning over.
approximately twenty minutes and check the oil level.
Add oil, if necessary, to bring it to the proper level on
Push the Hydrostarter control lever to simultaneously
the dipstick.
engage the starter pinion with the flywheel ring gear and
to open the control valve . Close the valve as soon as
Use only the heavy duty lubricating oil specified under
the engine starts to conserve the accumulator pressure
Lubricating Oil Specifications.
and to avoid excessive over-running of the starter drive
clutch assembly.
Cooling System
RUNNING
Remove the radiator or heat exchanger tank cap slowly
after the engine has reached normal operating
Oil Pressure
temperature and check the engine coolant level. The
Observe the oil pressure gage immediately after starting
coolant level should be near the top of the opening. If
the engine. If there is no pressure indicated within 10 to
necessary, add clean soft water or a high boiling point
15 seconds, stop the engine and check the lubricating
type antifreeze (refer to Engine Coolant).
oil system. The minimum oil pressure should be at least
18 psi at 1200 rpm. The oil pressure at normal
Marine Gear
operating speed should be 40-60 psi.
Check the marine gear oil pressure. The operating oil
Warm-Up
pressure range for the marine gear at operating speed is
Run the engine at part throttle and no-load for
120 to 160 psi and minimum oil pressure is 100 psi at
idle speed (600 rpm).
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