Diagnostics - Kalmar DRF420-60S5 Maintenance Manual

page –
DIAGNOSIS
CAN/POWER LIGHTS CAB
CLIMATE HYD ENGINE
TRANSM BOOM ATTACH
OP EXTRA HIST
page –
1
2
7
DIAG CAB
FRONT WIPER
SWITCH (1-3)
OUTPUT
6
FEEDBACK
1. DIAG = Diagnostic menus
2. Menu group (CAB = cab functions)
3. Menu number
4. Total number of menus in loop
5. Signal value
6. Variable
7. Menu heading
8 Control system – 8.4 Diagnostics
8.4
Diagnostic test, general
The machine has built-in functions for troubleshooting called diag-
nostic test. The diagnostic test consists of several menus that are
shown on the display. The menus are grouped for faster access.
The following pages contain compilations of diagnostic menus. In
the Workshop manual there are more detailed descriptions of each
diagnostic menu.
The diagnostic test is divided into the following groups:
•
•
•
•
•
•
•
•
•
•
•
•
Diagnostic menu, description
The diagnostic tests are built up of menus. The menus are grouped
3
4
according to logical areas. With the diagnostic menus it is possible
to read how a control unit interprets input signals as well as what
2(10)
output signals it sends.
2 Signal values (position 5) in the menu indicate measured values for
11
5 the control unit in question. Control units have internal voltmeters
0
and ammeters that measure the signal on the connections out to
components or in from components.
Output signals are triggering of solenoid valves, lights, relays, etc.
Input signals are sensor values, signals from controls and switches,
feedback control signals, etc.
The figure shows an example of a menu, here for diagnosis of wind-
shield wiper. The table below indicates what can be read out from
the menu figure.
Maintenance manual DRF 400–450
https://www.forkliftpdfmanuals.com/

Diagnostics

CAN/POWER, menu overview page 18
LIGHTS, menu overview page 19
CAB, menu overview page 20
CLIMATE, menu overview page 21
HYD, menu overview page 21
ENGINE, menu overview page 22
TRANSM, menu overview page 23
BOOM, menu overview page 24
ATTACH, menu overview page 25
OP, menu overview page 26
EXTRA
– COMBI, menu overview page 27
– SLIDING-CAB, menu overview page 28
– SUPPORT-JACKS, menu overview page 29
– EL-STEERING, menu overview page 30
HIST (not used)
15
UDRF01.04GB