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MR850 Technical Manual * Revision J * Issued November 2005 * Ref. 185041340 (185041713 internal)
6
Revision Description of Technical Manual Change Date Issued
J
1.4 Product Application, Add warning to connect humidifier only to a
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
1 November 2005
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.