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Commercial in confidence. User Manual Revision CTK-SM-REV8-060720
6. SERVICING INSTRUCTIONS
- Continued
Installation
a) Fit two new roller bearings (25) and spacer bushes (24) onto the head end crank.
b) Push the mattress platform assembly towards the foot end of the bed and lower it
just enough to align the roller bearings (25) with the head end channels (figure 5
item 22) on the undercarriage frame.
c) Pull the mattress platform towards the head end until the roller bearings are
engaged inside the channel.
d) Attach and secure the stabiliser arms to the undercarriage frame ensuring that they
are free to pivot, but not too loose (refer subsection 38 - Stabiliser Arm
Replacement procedure).
6.40 Mattress Platform ABS Covers - Replacement
(Refer figure 7, 8, 9)
This section described replacement of the moulded ABS covers for the
backrest, seat, thigh and calf sections of the mattress platform.
Removal
Simply lift each ABS moulded cover off its respective mattress platform frame.
Installation
Each cover is unique in size and shape and cannot be incorrectly installed.
Place replacement cover over its respective frame ensuring cover is sitting flat on
top of the steel tubular frame.
6.41 Mattress Retainer - Replacement
(Refer figure 8)
Removal
a) Unscrew the two Phillips head screws and remove dome nuts from Retainer
moulding (46).
b) Pull Retainer off steel frame.
Installation
a) Slide Retainer (46) over steel frame, aligning retainer screw holes with location
holes in the frame. It may be necessary to use a small screwdriver or similar probe
to align screw holes.
b) Fit dome nuts to the underside of the retainer moulding and use fingers to support
the dome nuts whilst securing retainer in place with the Phillips head screws.
