Linde 350 Series Service Training page 74

Section 2
Page 48
37 Brake switch 1S5 breaker/maker
38 Brake switch S14 switching before 1S5
39 Seat switch 1S8 breaker/maker
43 Safety relay: drive/feedback
45 Release valve: drive and feedback
51 Engine magnet: current
52 Engine magnet: open circuit
53 Magnet for pump forward 1Y2: current
54 Magnet for pump forward 1Y2: open circuit
55 Magnet for pump reverse 1Y3: current
56 Magnet for pump reverse 1Y3: open circuit
57 Magnet for working hydraulics: current
58 Magnet for working hydraulics: open circuit
59 Release valve: drive and feedback (status)
61 RPM signal
65 Tilt pressure signal 1S1 6 bar with engine stationary
66 Lift pressure signal 1S2 14 bar with engine stationary
67 Signal 1S2 without signal 1S1 (14 bar without 6 bar)
Master processor: monitoring of safety processor:
71 Safety processor
72 Potentiometer signals of both processors
73 Pot 1B2.1
74 Input signals of both processors incompatible
75 Serial data transfer
76 Serial data transfer
Safety processor: self monitoring:
80 Invalid series code
81 Invalid 1-/2-pedal code
82 Accelerator pedal: signal 1B2.1
83 Built-in test detected release valve not OK
84 Built-in test detected safety relay not OK
85 Pump forward and reverse current simultaneously
86 Pump forward current with pot setting = 0
87 Pump reverse current with pot setting = 0
88 Pump forward current too high
89 Pump reverse current too high
90 Stimuli for Bosch test not OK
91 Stimuli for Linde test not OK
99 Internal fault in safety processor
02.01
Service Training
same status
same status
unequal
unequal
too high
too high
too high
too high
unequal
too high
not releasing
incompatible
out of range
inactive
inactive
maybe cable loom
maybe cable loom
out of range
WB
WB
WBL
WB
WELFS
WELFS
WELFS
WELFS
WELFS
WELFS
WB
W
W
W
W
WELFS
W
W
W
W
W
FS
FS
FS
FS
FS
FS
FS
FS
FS
FS
FS
FS
FS