Revision

Description of Technical Manual Change

Date Issued

J

1.4

Product Application, Add warning to connect humidifier only to a

1 November 2005

 

pure sine wave power source

 

 

5.2

Safety Check, add CAUTION: and NOTE:

 

 

6.3

“See manual” Error codes, Elaborate the fault description

 

 

8.1.5 Humidifier Warm-up and Control Check, Change test flow rate

 

 

from 20±10 SLPM to 10±5 SLPM. Reference test limits to airway and

 

 

chamber set temperatures rather than fixed values.

 

 

8.2.2 Probe Flow Accuracy Test, Change test flow rate from 20±2

 

 

SLPM to 10±1 SLPM. Check flow measurement is now between 5 and

 

 

15 LPM

 

 

10 Spare Parts, add items 23,24,25,26

 

Note:

1.Fisher & Paykel Healthcare have a policy of continued product improvement and reserve the right to change specifications without notice.

2.This Technical Manual covers software version 5.45, 5.70, 6.00, 7.00, 7.14, 7.21, 7.22, 7.23 and PCB Revision C, D and E. Refer to previous revisions of the Technical Manual for earlier software and PCB versions.

6 MR850 Technical Manual * Revision J * Issued November 2005 * Ref. 185041340 (185041713 internal)