11
5. Pre-heater control unit
Jointly with the control panel, the control unit is
used to control the pre-heater operation
The control functions of the pre-heater are the following:
a) initial health check of the pre-heater units at
start;
b) health check of the pre-heater units during
operation;
c) «normal» and «economic» programs selection
and support of their automatic operation (switching over
to different modes depending on temperature of the
coolant fluid);
d) pre-heater switch off:
- when the preset cycle finishes (3h or 8h cycle);
- when one of the controlled units fails;
- when the preset parameters (temperature,
voltage, blowout) are out of the limits;
- when flameout in the combustion chamber is
arise.
6. Control panel
Control panel (further on – panel) is a part of the
pre-heater meant for manual control of the device.
The panel functions are the following:
- pre-heater manual starting and switching off;
- selection of a program and duration of
operation;
- control of the cab heater fan;
- indication of the pre-heater status (ON, OFF,
Failure).
6.1 «
ПУ-4МР» control panel set-up and how-to-
use principle.
The faceplate of the panel has two key switches (1
and 2), LED (3), heat controller knob (4) – refer to
Figure 4.
6.1.1 The key switches are used for the following:
- key switch 1 is used to start (position «I») and
stop (position «
О») the pre-heater;
- key switch 2 is used to select the operating
mode:
The pre-starting mode is used to warm up and
keep the engine warm for 3 hours.
Figure 4 – Control panel faceplate
Содержание 5490
Страница 1: ...KAMAZ PUBLICLY TRADED COMPANY Operation manual Z 5490 vehicle 5490 3902203 01 Naberezhnye Chelny 2017...
Страница 185: ...10 1 10 MANUFACTURER S WARRANTY The guarantee terms are agreed upon in a pur chase sale agreement...
Страница 206: ...8 Figure 1 Pre heater electric circuit...
Страница 207: ...9 Figure 2 Pre heater main components...
Страница 208: ...10 Figure 3 Pre heater basic components...
Страница 220: ...4 Fig 2 The main parts of the liquid heater PRAMOTRONIC 16WD 24...
Страница 226: ...10 Fig 6 The diagram of the assembly of the fuel system of the heater with an individual fuel tank...
Страница 229: ...13 Fig 9 The diagram of the fuel pump assembly...
Страница 234: ...1 APPENDIX SERVICE INSTRUCTION AIRTRONIC D2 INDEPENDENT DEVICE FOR HEATING AND MAINTENANCE OF AIR TEMPERATURE IN THE CAB...
Страница 249: ...Operating Instructions Trucks ZF NewEcosplit...
Страница 289: ......
Страница 291: ......
Страница 293: ......