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The warranties made by MSA with

respect to the product are voided if the

product is not installed, used, and ser-

viced in accordance with the instruc-

tions in this manual. Please protect

yourself and your employees by follow-

ing the instructions. Please read and

observe the WARNINGS and CAU-

TIONS inside. For any additional infor-

mation relative to use or repair, write or

call 1-800-MSA-2222 during regular

working hours.

TAL 4011 (L) Rev. 3

© MSA 2004

Prnt. Spec. 10000005389(A)    Mat. 817081

Doc. 817081

This manual, including Warnings and

Cautions inside, must be read and fol-

lowed carefully by all persons who will

use or maintain the product, including

those who have any responsibility

involving its selection, application, ser-

vice or repair. This product will per-

form as designed only if used and

maintained according to the instruc-

tions. Otherwise, it could fail to per-

form as designed, and persons who

rely on this product could sustain seri-

ous personal injury or death.

!

WARNING

PremAire

®

CADET

15

M LEVEL II MAINTENANCE PROCEDURES

Summary of Contents for PremAire Cadet 15M

Page 1: ...g hours TAL 4011 L Rev 3 MSA 2004 Prnt Spec 10000005389 A Mat 817081 Doc 817081 This manual including Warnings and Cautions inside must be read and fol lowed carefully by all persons who will use or m...

Page 2: ...um NOTE 4 When installing O rings over threads use trans parent tape a thin piece of paper or other thread protec tor to avoid damage to the O ring NOTE 5 Pipe sealing tape is used on fittings with ta...

Page 3: ...ring 3 Pull the stop spring out of the groove at the bottom of the shut off hub 4 Remove any RTV Adhesive from the shut off hub 5 Fit the large spanner wrench on the socket driver Unthread the shut of...

Page 4: ...t the swivel block end 1 Remove the end cap diaphragm and spring see Removing the Shut off Cap Spring and Stop Spring 2 Disconnect the unpressurized mask mounted regulator from the facepiece 3 Using a...

Page 5: ...Diaphragm 1 Clean any debris from inside the valve core before reassembly 2 Place a new diaphragm into the valve and lever assembly Ensure the flat side of the diaphragm faces up and that the diaphra...

Page 6: ...ever arms 6 With the slot and lug lined up press the valve core gently into the housing Resistance will develop as the O ring is forced into its seat Do not turn the valve and lever assembly relative...

Page 7: ...cess RTV Adhesive from the threads of the thrust ring 9 Place one drop of RTV Adhesive on the threads of the shut off hub above the adjusting screw 10 Thread the thrust ring into the shut off hub unti...

Page 8: ...ed Note If the insert shows signs of wear or damage it must be replaced Installing the Insert 1 Using the valve stem install the insert in the valve body Thread the stem clockwise until the insert is...

Page 9: ...Body 1 To remove the cylinder inlet body from the cylinder Before repairing the cylinder valve all air must be bled from the cylinder Open the cylinder valve handwheel 1 2 turn and leave it open unti...

Page 10: ...oid possible hearing damage Do not attempt to repair the valve if pressure is shown on the cylinder pressure gauge If pressure cannot be relieved by opening the cylinder valve handwheel the cylinder m...

Page 11: ...rn the whistle counter clock wise 2 Unthread the alarm from the High Pressure Regulator Installing the Low Pressure Alarm Whistle 1 Insure that O ring is seated and not damaged 2 Apply a thin film of...

Page 12: ...4 socket remove the four 4 screwpins from the cylinder valve 2 Pull firmly on the high pressure hose to remove it from the cylinder valve body 3 Remove the old O ring and back up ring Be careful not t...

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