Doosan DISD SD 310 - Page 669

Reference Number
Description
Reference Number
Description
1
Disconnect Switch
7
Preheat Controller
2
Battery
8
Preheat Relay
3
Alternator
9
Pre heater
4
Starter Switch
11
Water Temperature Sensor
5
Fuse
12
Preheat Indicator
Electrical System SPC000025
Page 9
Figure 3. Control circuit of preheating system