Huntleigh AlphaBed, Service Manual

Page: 69 / 94

CHAPTER 4
TROUBLESHOOTING
1 General
This section details some problems which may occur after a long period of use and the appropriate
procedures to correct them.
The Alpha Relief, Aura and AlphaXcell (electronic) pump units are fitted with a visual and audible
alarm for LOW PRESSURE and POWERFAIL alarm conditions. The alarm for the AlphaBed, Care
and Trancell (mechanical) pump units are limited to a visual red LOW PRESSURE (!) lamp indicator.
The alarm automatically resets when the operating pressure is regained. See Table 4 for details of
the each product’s visual indicators.
Table 29 gives a quick reference to common problems, possible causes and actions. Refer to the
table first when carrying out troubleshooting on a pump.
Issue 2 Chap 4
Nov 2001 SER0004 Page 1
Mini Pump Service Manual Troubleshooting
Problem Possible Cause Action
Mattress/Seat not
Inflating.
Applicable to all pumps .
1. CPR not inserted (mattress only). Check CPR (See Mattress
Service Manual SER0005).
2. Tubes kinked. Check.
3. Pump not switched on. Check.
4. No pump output. Check. See ‘Pump not
operating’ below.
5. Tubes not correctly fitted. Check.
Low pressure alarm.
Applicable to all pumps .
1. CPR not inserted (mattress only). Check CPR (See Mattress
Service Manual SER0005).
2. Tubes not correctly fitted. Check.
3. Leakage. Check (See Mattress
Service Manual SER0005).
Wait indicator does not go
out not allowing the
system to pressurize.
Applicable to:
ALR 01-10
ALX 01-10
1. CPR not inserted (mattress only). Check CPR (See Mattress
Service Manual SER0005).
2. Tubes not correctly fitted. Check.
3. Leakage. Check CPR (See Mattress
Service Manual SER0005).
Mains/Power Fail
indicators (audible and
visual) are active.
Applicable to:
ALR 01-10
ALX 01-10
ALS 01-10
1. Mains/power failure has occurred. Check.
2. The mains/power lead has been
removed from the wall socket.
Check.
Table 29 - Troubleshooting