Kalmar DRF420-60S5, Maintenance Manual

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UDRF01.04GB
Maintenance manual DRF 400–450
68 D Error codes – 8 Control system
144 High brake oil tem-
perature. Reduced
braking per-
formance. Check that the cooling fan
works.
Check that cooler isn't
clogged.
Check cabling between the
control unit and component
with diagnostic menu.
– HYD,
menu 2 4.8 Tempera-
ture control,
cleaning and
brake oil
145 Unreasonable val-
ue Sensor brake oil
temperature (B762). – Check that the cooling fan
works.
Check that cooler isn't
clogged.
Check cabling between the
control unit and component
with diagnostic menu.
D797-F/
K2:13 –
B762 HYD,
menu 2 4.8.10 Sensor
brake oil tem-
perature
150 Malfunction in over-
load protection. Overload
protection
not working.
All lift func-
tions oper-
ate at
reduced
speed. Check if there are error
codes for sensors in the
overload system.
Check components and
wiring with diagnostic
menu.
– OP,
menu 1 –
5 8.2.1 Over-
load system
151 Redundant voltage
feed left to control
unit frame rear
(D797-R) does not
arrive. – Check cabling between the
control unit and component
with diagnostic menu.
Check component.
D797-R/
K2:7 CAN/
POWER,
menu 8 11.5.1.2 Re-
dundant volt-
age feed of
control units
152 Redundant voltage
feed right to control
unit frame rear
(D797-R) does not
arrive. – Check cabling between the
control unit and component
with diagnostic menu.
Check component.
D797-R/
K2:8 CAN/
POWER,
menu 8 11.5.1.2 Re-
dundant volt-
age feed of
control units
153 Voltage feed to
Control unit frame
rear (D797-F) below
18 V or above 32 V. – Check fuse F58-2:3, change
if needed.
Check cabling between the
control unit and component
with diagnostic menu.
D797-R/
K2:1/9/10 CAN/
POWER,
menu 8 11.5.1.3 Igni-
tion voltage
(15)
Code Description Limitation Action Connec-
tion and
compo-
nent Diag-
nostic
menu Function
group
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