3M GVP-123 Maintenance

Breathing tube

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The GVP-123 is the Breathing Tube that allows air to flow from the GVP PAPR to

the Facepiece. The breathing tube should be replaced whenever punctures,

cracks or general wear are found.

1) To remove it from the facepiece:

a. Unscrew the breathing tube from the DIN.

2) To remove it from the motor blower:

a. Unscrew the breathing tube from its connection point.

3) To clean the GVP-123 Breathing Tube:

a. The breathing tube should be washed only with warm soapy

water. Use of solvents on the breathing tube may result in

softening, which could lead to tears or ruptures.

b. Rinse the breathing tube in clean water.

c. Store the breathing tube in an uncontaminated area.

3M™ Belt-Mounted Powered Air Purifying Respirator (PAPR)

1) The GVP-1 is the entire PAPR System. If it has been dropped, or

shows signs of damage due to impact or rough treatment, the unit

should be removed from service and inspected.

2) The GVP-110 is the Power Cord. The power cord should be replaced

when it is damaged or missing.

GVP-123 – Maintenance / GVP-1 - Disassembly

3M™ Breathing Tube GVP-123

Maintenance

GVP-1

Disassembly

Table of Contents

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Page 1 GVP-123 – Maintenance / GVP-1 - Disassembly 3M™ Breathing Tube GVP-123 Maintenance The GVP-123 is the Breathing Tube that allows air to flow from the GVP PAPR to the Facepiece. The breathing tube should be replaced whenever punctures, cracks or general wear are found.
Page 2 GVP-123 – Maintenance / GVP-1 - Disassembly 3) The GVP-100 is the Motor Blower. It should be replaced if the outside of the case is cracked. To remove the motor blower: a. Disconnect the GVP-110 Power Cord from the battery and the motor blower.
Page 3 GVP-123 – Maintenance / GVP-1 - Disassembly temperature between 41º F to 77º F (5º C to 25º C). The time required for a full charge will increase and the potential recharge cycles will be reduced if charging takes place above 77º F (25º...
Page 4 GVP-123 – Maintenance / GVP-1 - Disassembly 7) Various belts are available with the GVP System. Belts should be replaced when they become ripped, torn, frayed or damaged. a. GVP-117 Waist Belt, Vinyl (not for use with the spark arrestor) b.

Gvp-1