Operation & Service Manual (VA) 4 ST1175
5 Installation 38
5.1 Unpacking and setup 38
6 Operation 39
6.1 Introduction 39
6.2 Safety when hoisting 39
6.3 Linking the column lifts 41
6.4 Control box 42
6.4.1 Emergency shutdown button 43
6.4.2 Starting 43
6.4.3 Raising 44
6.4.4 Lowering 44
6.4.5 Slow lowering 45
6.4.6 Lowering into the safety locks 45
6.5 Setting the columns 46
6.5.1 Control system 46
6.5.2 Pair operation 46
6.5.3 Operation of a single column 47
6.6 Operating the pallet lifting mechanism 47
6.7 Running procedures 48
6.7.1 Preparations before operation 48
6.7.2 Raising and lowering 48
6.7.3 Unblocking in case of emergency 49
6.8 Outdoor use 50
7 Inspection and maintenance 51
7.1 Aim of maintenance 51
7.2 When you carry out maintenance 52
7.2.1 Recommendations for maintenance 52
7.2.2 Preparations before inspection and maintenance 52
7.2.3 Pay attention to safety 53
7.2.4 Waste disposal 53
7.2.5 Forms and administration 53
7.3 Daily checks by the user 54
7.4 Monthly maintenance 54
7.5 Annual maintenance by the technical service 54
7.6 Regular preventive maintenance procedures 55
7.6.1 Lubrication instructions 55
7.6.2 Hydraulic oil 56
7.6.3 Checking the emergency shutdown mechanism 57
7.6.4 Checking the safety locking feature 58
7.6.5 Checking the pneumatic spring(s) 59
7.7 Maintenance switches 59
7.8 Programmable settings 59
7.8.1 Program 60 - Elevation limiter (code HS) 60
7.8.2 Program 61 - Unlock while rising 60
7.8.3 Program 62 - Protection against crushing 60
7.8.4 Program 63 - Functional phase monitoring (code 04) 60
7.8.5 Program 64 - CE-stop 61
7.8.6 Program 65 - Safe limits 61
7.8.7 Program 66 - Potentiometers OFF (check potentiometer operation) 61
7.8.8 Program 67 - Reading/calibrating potentiometers (code 16) 62
7.9 Corrective maintenance 63
7.9.1 General safety requirements for corrective maintenance 63
7.9.2 Required knowledge 63
7.9.3 Request for repair 64
7.9.4 Communication 64
7.9.5 Spare parts 64
7.10 Corrective maintenance procedures 64
7.10.1 Removal and installation of the lifting cylinder 64
7.10.2 Adjustment of the pallet lifting mechanism 65
7.11 List of parts 65
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