Mec Speed Level 2684 ES, Руководство по обслуживанию и запасным частям

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“3084 Speed Level™ Sigma Lift” Service and Parts Manual November 2009
Page 4a-32
T
R O U B L E S H O O T I N G
- 3 0 8 4 R T
M O D E L S
- - T
R O U B L E S H O O T I N G
C
H A R T
Level (Auto and Manual)
No Auto - level
operation
System senses platform elevation above
10 feet (3.2m) Check elevation status using the EZ-cal (see ID# 2a-13)
Recalibration of Height may be necessary
(see Calibration section for instruction.
System interruption Check HELP messages using EZ-cal
Level switch inoperative Check level switch located in the upper control box,
Check switch position input to GP400 (see EZ-calID# 2a-14)
Level Valves not functioning Located behind lower control box
Inspect valve for power or damage
Check switch position output from GP400
(see EZ-cal ID# 2f-21 through 2f-24)
Auto-level operates but
platform is not level
when cycle is complete
Level sensor not properly calibrated See Calibration section for proper level sensor calibration
Unit on too extreme angle Relocate unit to more level ground
A level valve is sticking Located behind lower control box
Inspect valve for power or damage
Check switch position output from GP400
(see EZ-cal ID# 2f-21 through 2f-24)
Level cylinder hoses not connected in
correct location See hydraulic section for correct location
Level valves wired incorrectly See Electrical section for proper plug connection.
Relief valve out of adjustment Re-set Steer relief valve to 2000 PSI
No Manual level
operation
See "No Auto-level Operation" for
information
Table 4a-4: Troubleshooting Chart
PROBLEM POSSIBLE CAUSE REMEDY/SOLUTION