Mattress and Seat Systems Service Manual
Troubleshooting
Page 49
CHAPTER 4
TROUBLESHOOTING
1
Troubleshooting Table
Table 19 contains fault symptoms, their possible causes and suggests steps to rectify the problem.
Where possible, reference is made to the relevant repair chapter and section.
Table 19 - Troubleshooting Table
Fault
Possible Cause
Remedy
Not Inflating
Mattress
CPR (or Rapid Deflate) stopper
not inserted.
Check and replace.
Refer to Page 44, Section 10
Leakages.
Cells - check welded seams &
grommets. Replace cell(s).
Refer to Page 40, Section 6
Refer to Page 41, Section 7
Manifold - rectify or replace.
Refer to Page 42, Section 8
Refer to Page 43, Section 9
Manifold tubes kinked or
blocked.
Clear blockage or replace.
Refer to Page 42, Section 8
Refer to Page 43, Section 9
Static Head
Cells
Alternate
Mattress
Non-return valves installed
incorrectly.
Check orientation and rectify.
Refer to Page 39, Section 5
(where
applicable)
Non-return valves faulty.
Replace.
Refer to Page 39, Section 5
