Inspections, Repair, Testing; Requirements; Cleaning; Disassembly And Test - MSA S-Cap-Air Maintenance Manual

4 Inspection, Repair and Testing
4.1

Requirements

• Components damaged or disabled by material fatigue, corrosion, strong wear and
tear, or disabled in any other way must not be used any longer.
• All components must be clean and free from contamination that may affect the quality
of breathing air or the user.
• S-Cap-Air sets and all their components must be inspected according to this manual.
The inspection intervals must not exceed 1 year. Defective or suspicious units must be
inspected immediately.
•
Service, maintenance, and repairs shall be made in a clean environment.
4.2

Cleaning

The cleaning of S-Cap-Air sets and their components shall be done as following:
•
Note! Do not submerge S-Cap-Air in cleaning solutions or in water.
1. Disconnect hood and hose from valve.
2. Wipe hood interior and exterior thoroughly with a moist cloth, then disinfect with a
disinfection cloth. Finally dry with a soft lint free cloth.
3. Disinfect nose cup in a mild disinfection solution (follow disinfectant instructions),
rinse thoroughly in clean water and finally dry with a lint free cloth, or use warm air
at 50°C max (avoid direct sunlight or heat radiation.
•
Notice: Do not submerge pressure indicator, clean only with a moist cloth.
4.3 Disassembly and Tests
The S-Cap-Air, if damaged or defective, can be disassembled into the following sub- as-
semblies/components and is tested as described:
Notice: Before working on the valve and/or the cylinder, the cylinder must be
entirely empty.
•
Compressed Air Cylinder:
Check coating and markings on cylinder: If applicable, remove incorrect or supple-
mentary unauthorised markings. Minor defects in the coating can be repaired, if the
cylinder has major damages, it must be replaced. Internally the cylinder must be free
from contaminants, it must be dry and free from odours. The cylinder thread must be
checked with a thread gauge.
Defective or faulty cylinders are to be replaced.
The cylinder must also be pressure tested in accordance with the national regulations.
The next due pressure test date (e.g. TÜV) must not be exceeded until the next S-
Cap-Air annual inspection.
•
Pressure Indicator:
Check for damages
•
Supply Hose and Hood:
Examine for defects including the connection and retaining clip. Check the visor for
kinks and disturbing creases, that may impair vision. Examine hood for rips, holes,
abrasion, examine neck seal for tears, elasticity and possible ageing, and loss of elas-
ticity. Replace the hood if any of these defects are found.
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