Equipment Maintenance Procedures - Dräger PSS 7000 Series C/W SENTINEL 7000 EMU User Instructions

PSS® 7000 SERIES c/w SENTINEL 7000 EMU
17

Equipment Maintenance Procedures

Tasks identified in Tables 2 or 3 as maintenance tasks are to be carried out by trained
and competent personnel only (authorised by Dräger). Refer to the maintenance
manual for further information.
Equipment servicing
Dräger recommend that regular inspection, testing and servicing of equipment be
carried out in accordance with Table 2 below. The table applies also to out-of-use
(stored) equipment.
Records of inspections and servicing are to be maintained in line with NFPA 1852
– Standard on Selection, Care, and Maintenance of Open-Circuit Self-Contained
Breathing Apparatus.
Refer also to the maintenance information for all accessories used (face
!
mask, LDR, HUD, etc.).
Table 2 - Equipment Servicing
Complete Visual inspection
Equipment
Clean
Pre-operational checks
Flow and static tests (maintenance task)
LDR Check and lubricate if necessary
connector O-ring (recommended lubricant is Molykote 111)
Back-up battery Renew
First stage regulator Medium-pressure check (maintenance task)
Renew HP connector O-ring (maintenance task)
Cylinder Charge to correct pressure
Checkthe initial test date stamped on the cylinder
(composite cylinders over 15 years old must be retired)
Cylinder pressure test
Cylinder valve Basic overhaul
Sentinel 01: Edition 1: July 2008 - Subject to Modification
Description After Use Every Every Year
Month
Carry out in line with national regulations
During cylinder pressure test or on
condition
25