aks-S4
Page 30
z4200064_GA_Bett_S4_151015_EN
Maintenance schedule
19.3
Service the bed at least annually, before every reuse and after every repair.
Maintenance schedule for aks-S4 with SMPS
Pos.
Check point
OK
1
Check of the basic requirements
1.1
Appropriate and safe use (no collision points or objects above or under the bed)
1.2
Permitted accessories or equipment combination
1.3
No additional power sockets, e.g. multiple sockets used for connection.
1.4
Rating plate and date of manufacture sticker present and legible
1.5
Presence of operating manual
2
Visual inspection of the mechanical parts
2.1
No unauthorised interventions, modifications or improper handling
2.2
No soiling (in particular the lift tubes)
2.3
No surface damage or corrosion
2.4
No deformation or sheared weld seams
2.5
No mechanical wear
2.6
Connection elements (screws, bolts, pins): tightened and/or secured (locking plate; tube clip)
2.7
Castors: undamaged and fastened
2.8
Castors: All 4 parking brakes are functional
2.9
Mirror panels: undamaged and fastened
2.10
Side grills: undamaged and fastened
2.11
Uplifter with grab handle and uplifter support: undamaged, no wear,
sticker “max. 80 kg” present
2.12
Transport lock for mains adapter present
3
Visual inspection of the electrical parts
3.1
29 V power cable and mains adapter (SMPS) not damaged
3.2
Strain relief/kink protection applied and tight
3.3
Connection cable (routing, damage, risk of getting caught)
3.4
All enclosures of the electrical system OK:
O‑rings; seals; no cracks on cases, fork heads and lift tubes
3.5
Controller firmly attached to back part drive and secured with the fixing screw
3.6
Replace 9 Volt block battery (alkaline manganese battery Type 6LR61)
3.7
All plug connections on the controller closed with connector with O‑ring or with dummy plugs with O‑ring
3.8
All drives securely attached (bolts and locking plate present)
4
Electrical inspection according to DIN EN 62353: 2008
4.1
Device leakage current – Alternative Method measurement: max. 500 µA
Note: Insulation resistance measurement must not be performed. Voltages of more than 1 kV can result in
damage.
5
Check of the first failure safety on the manual control unit
5.1
No adjustment of the bed must be possible in either position I or position II of the rotary switch when the
manual switch is operated.
6
Functional check
6.1
Side grills (installation, locking, safety distances, deflection)
6.2
Castors (easy running, no unusual noises)
6.3
Brakes (braking, locking)
