Thermo King SGCO 3000, Manual

Page: 110 / 144

Engine Maintenance
110
Cold Start Device Replacement
1. Drain the engine coolant.
2. Remove the banjo bolt that fastens the engine
coolant fitting to the cold start device. Use a
backup wrench on the cold start device if
necessary.
3. Remove the cold start device from the
injection pump fitting. Use a backup wrench
on the injection pump fitting if necessary.
4. Make sure the piston inside the injection
pump fitting is clean.
5. Install the new cold start device with a new
O-ring in the injection pump fitting. Torque
the cold start device to 30 to 35 N•m (22 to 26
ft-lb).
6. Install the coolant fitting and banjo bolt on the
cold start device. Torque the banjo bolt to 22
to 25 N•m (16 to 18 ft-lb).
7. Refill the engine cooling system and make
sure to bleed the air from the cooling system.
1. Banjo Bolt
2. Engine Coolant Fitting
3. Coolant Hoses to Cold Start Device
Figure 85: Remove Engine Coolant Fitting
1. Cold Start Device
2. Injection Pump Fitting
Figure 86: Remove Cold Start Device
1
2
3
1
2
1. Piston
Figure 87: Clean Piston
1