PRE-OPERATION FUNCTION TEST
GTZZ18J Operation Manual 6-7 © Oct. 2022
• Machine tilted
• Length sensor faulted
• Angle sensor faulted
• Other faults
TESTING THE PLATFORM
CONTROLLER
NOTICE
All tests on the platform controller must be completed
within the same cycle.
Figure 6-3 Platform Controller
Table 6-3
1. Buzzer
13. Engine start engine
25. Platform rotation switch
2. Horn
14. Length sensor malfunction
indicator light (not used)
26. Articulated boom luffing switch
3. Anti-pinch/soft touch unlock
switch (if equipped)
15. Angle sensor malfunction
indicator light (not used)
27. Main boom luffing/turntable
rotation proportional control handle
4. Power indicator light 16. Emergency power switch
28. Hydraulic generator switch (if
equipped)
5. Speed adjusting knob indicator
light
17. Drive/steer proportional control
handle
29. X/Y drive switch
(if equipped)
6. Emergency stop switch 18. Glow plug switch
30. Lighting lamp switch
(if equipped)
7. Drive speed select switch 19. Rear position drive switch
31. Drive direction
8. High engine speed indicator light 20. Rear position indicator light
32. Steer button control direction
9. System distress indicator light
21. Main boom telescoping
proportional control handle
33. Jib boom rotation proportional
control direction
CAUTION
X
Y
1
2 3
4
5 6 7
9 10 11 12
13
14
17
181920
2122
2324
2526
27
28
29
30
31
32
333435
36
15 16
8