Thermo King SGCO 3000, Руководство пользователя

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Engine Maintenance
99
Engine Speed Adjustment
When the diesel engine fails to maintain the
correct engine speed, check the following before
adjusting the speed:
1. Bleed the air out of the fuel system. Check the
speed.
2. Bleed the air out of the nozzles. Check the
speed.
Adjustment Procedure for Standard
Units
Make the engine speed adjustments with the
engine fully warmed up.
1. Turn the refrigeration unit off so there is no
load on the engine.
2. Start the unit and use the Data Menu and the
Internal States submenu (or the Commands
Menu and the System Setup submenu) to
check the engine speed. The engine speed
should be 1890 ± 10 RPM with No Load.
3. Loosen the jam nut on the speed adjustment
screw.
4. Adjust the screw to change engine RPM.
5. Tighten the jam nut, when the speed is correct.
Adjustment Procedure for Units
with EcoPower Option
Make the engine speed adjustments with the
engine fully warmed up.
1. Turn the refrigeration unit off so there is no
load on the engine.
2. Start the unit.
3. Enter the Commands Menu and then enter the
System Setup submenu. See “System Setup”
on page 62.
4. Set the Speed Solenoid to Off in the System
Setup submenu.
5. Check the engine speed. The engine speed
should be 1560 ± 5 RPM with No Load and
the Speed Solenoid Off.
a. If necessary, loosen the jam nut on the low
speed adjustment screw.
b. Adjust the low speed adjustment screw to
change engine RPM.
c. Tighten the jam nut on the low speed
adjustment screw when the speed is
correct.
6. Set the Speed Solenoid to On in the System
Setup submenu.
1. Head
2. Gasket
3. Screen
4. Bowl
Figure 61: Fuel Strainer Components
4
1
3
2
1. Fuel Solenoid
2. Speed Adjustment Screw
Figure 62: Engine Speed Adjustment
for Standard Unit
2
1