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5.3.6. Relay of system of preheat

Block

1. Relay of system of preheat

2. DDE monitor

Scheme of the relay of preheat


Cover of plugs

The corresponding arrangement of plugs is on a relay cover for system of preheat.

Removal

PERFORMANCE ORDER
1. Remove a casing from electronics module about the battery.
2. Press the holder's latches by means of the screw-driver and take out the relay of system of preheat.
3. Check a strip safety lock 80 A about the connecting plug, in case of malfunction replace.
4. In advance find the reasons of an overload and eliminate.
5. Unscrew a thick positive cable from the relay case.
6. Connect the battery and check tension between the plug 15 and weight.
7. Include ignition. The light-emitting diode in the device of control of tension has to light up, otherwise check transfer of tension in the ignition lock.
8. If the light-emitting diode lit up, check whether conducting to glow plugs fused, if necessary replace.
9. Otherwise replace the relay.
10. Establish a monitor casing.