AP20.20-P-2081G | Replace cooling and heater water hoses | 1.12.09 |
ENGINES 102, 110, 115, 602, 616, 617 in MODEL 460
P20.20-0239-11
Location of hoses
1 from thermostat to cooler
2 from cooler to coolant pump
from cooler to thermostat
3 from thermostat to coolant pump
4 from heater to coolant pump
5 Heat exchanger outlet
6 from regulating valve to heat exchanger
7 from engine to regulating valve
8 Choke cover heater
| Removing | ||
Danger! | Risk of injury to skin and eyes caused by scalding from contact with hot coolant spray. Risk of poisoning caused by swallowing coolant. | Do not open cooling system unless coolant temperature is below 90°C. Open cap slowly and release the pressure. Do not pour coolant into beverage containers. Wear protective gloves, protective clothing and safety glasses. | |
| Notes on coolant | All engines | |
1 | Drain the coolant from radiator and Engine and collect it in a clean vessel. | Heavily soiled coolant as well as coolant which according to the maintenance specification has been in the cooling and heating system for 3 years or longer must be replaced | |
2 | Remove all cooling and heating water hoses | ||
3 | Inspect the condition of the sealing surfaces of the pipe sockets and the pipe connections. | ||
| Install | ||
4 | Install new cooling and heating water hoses. | ||
5 | Pour in coolant | Inspect condition and adequate anticorrosion/ antifreeze protection of the drained coolant. If necessary, replace coolant or replenish anticorrosion/ antifreeze agent | |
Replace coolant | |||
6 | Test the cooling and heating system with testing unit for leaks | ||
7 | Start engine and allow to run at alternating rpm until the control temperature of the thermostat is reached. | ||
8 | Turn off engine | ||
9 | Check coolant level, adjust to correct level |
Radiator, coolant hoses