CB-OTH-IV_E71021.0.pdf

U.S. COAST GUARD

ASSET COMPUTERIZED MAINTENANCE SYSTEM

CB-OTH-IV

E71021.0

REV’D: 02/19/15

ASSET NUMBER OPERATING ACTIVITY MAINTENANCE ACCOMPLISHED MAINTENANCE DUE

DATE ASSET HOURS DATE ASSET HOURS

MO DAY YEAR MO DAY YEAR

ZULU DATE ZULU TIME

MO DAY YEAR

SERIAL NUMBER TRACKED ITEM – ALL INFORMATION REQUIRED

ITEM NO.

[ ] DUE

CMS CODE ACTION DESCRIPTION CEINUM

E71021 REM/INST WPA-112(10402), LOUDHAILER AV-E710-003

SCHEDULED UNSCHEDULED

P A R T

O F F

BARCODE: SERIAL NUMBER:

PART POSITION:

REASON REMOVED: TIME___ TROUBLE___ CANNIBALIZATION___ OTHER___ COMPONENT STATUS: RFI___ NON RFI___

MAN HOURS: MK___.___ DC___.___ EM___.___ ET___.___ GM___.___ BM___.___ FN___.___ SN___.___ OTHER___.___

TECHNICIAN’S

SIGNATURE

TECHNICIAN’S

ID

QUALITY ASSURANCE

SIGNATURE

P A R T

O N

BARCODE: SERIAL NUMBER:

MAN HOURS: MK___.___ DC___.___ EM___.___ ET___.___ GM___.___ BM___.___ FN___.___ SN___.___ OTHER___.___

TECHNICIAN’S

SIGNATURE

TECHNICIAN’S

ID

QUALITY ASSURANCE

SIGNATURE

*ASTERISK INDICATES QA REQUIRED

QA

REMARKS INDICATING THE REASON FOR REMOVAL ARE REQUIRED

REFERENCES:

IF THE COMPONENT BEING REMOVED IS PART OF A MISHAP THEN THE FOLLOWING IS REQUIRED: (1) PART WILL BE REMOVED “NRFI”. (2) THE REASON REMOVED WILL BE MARKED ”OTHER”. (3) THE FIRST WORD IN THE REMARKS WILL BE “MISHAP” FOLLOWED BY THE “MISHAP NUMBER”. (4) WRITE A BRIEF DESCRIPTION DESCRIBING WHAT OCCURRED. (5) ATTACH A COMPLETED COPY OF THIS MPC SIGN-OF SHEET TO THE “NRFI” COMPONENT PRIOR TO BEING SENT TO THE VENDOR.

REVIEWED

BY LOG YN DATA ENTRY

COMPLETED

MK FN

NAME: TECH ID/TH: _______/_____ NAME: TECH ID/TH: _______/_____

NAME: TECH ID/TH: _______/_____ NAME: TECH ID/TH: _______/_____

NAME: TECH ID/TH: _______/_____ NAME: TECH ID/TH: _______/_____

DC SN

NAME: TECH ID/TH: _______/_____ NAME: TECH ID/TH: _______/_____

NAME: TECH ID/TH: _______/_____ NAME: TECH ID/TH: _______/_____

NAME: TECH ID/TH: _______/_____ NAME: TECH ID/TH: _______/_____

EM OTHER

NAME: TECH ID/TH: _______/_____ NAME: TECH ID/TH: _______/_____

NAME: TECH ID/TH: _______/_____ NAME: TECH ID/TH: _______/_____

NAME: TECH ID/TH: _______/_____ NAME: TECH ID/TH: _______/_____

ET

NAME: TECH ID/TH: _______/_____

GM

BM

1 WPA-112(10402), LOUDHAILER REMOVE/INSTALL

REFERENCES:

COMDTINST 9077.1 (series) Equipment Tag-Out Procedure

MPC E71021.3

TOOLS/TEST EQUIPMENT:

NONE

EXPENDABLES:

Siren, Electric Motor Operated, P/N: WP-A2, CAGE: 10402, NIIN: 015057621

CONSUMABLES:

NONE

A PRELIMINARY STEPS

1. Ensure that the area is safe for maintenance.

WARNING

OBSERVE SAFETY PRECAUTIONS WHEN WORKING WITH

ELECTRICAL AND ELECTRONIC EQUIPMENT. FAILURE TO

COMPLY EXPOSES PERSONNEL TO THE DANGER OF

ELECTRICAL SHOCK AND PERSONAL INJURY.

2. Identify breakers and/or switches to be tagged out for the following system:

a. Whelen Loudhailer.

WARNING

ENSURE EQUIPMENT IS PROPERLY TAGGED OUT. FAILURE TO

COMPLY MAY RESULT IN SERIOUS PERSONAL INJURY OR

DEATH.

3. Complete Red Danger Tags IAW COMDTINST 9077.1 (series).

B REMOVE

1. Remove electric motor operated siren (loudhailer).

a. Disconnect microphone from the front panel microphone connector, (Refer to Figure 1).

b. Disconnect the multipin connector from the loudhailer amplifier.

c. Remove mounting screws from the flush mount bracket.

d. Remove flush mount bracket from the console.

e. Remove loudhailer mounting screws from the back of the flush mounting bracket.

f. Remove loudhailer from the flush mounting bracket.

2. Install electric motor operated siren, P/N: WP-A2, (loudhailer).

a. Position loudhailer to be installed into the flush mounting bracket.

b. Install loudhailer mounting screws through the back of the flush mounting bracket and into the loudhailer.

NOTE: There is no torque value required, do not over tighten.

(1) Tighten loudhailer mounting screws.

c. Position loudhailer flush mounting bracket into the console.

d. Install mounting screws into the front of the flush mounting bracket.

NOTE: There is no torque value required, do not over tighten.

(2) Tighten mounting screws.

e. Connect multipin connector to the loudhailer amplifier.

f. Connect microphone to the front panel microphone connector.

C FINAL STEPS

1. Remove Red Danger Tags IAW COMDTINST 9077.1 (series).

2. Perform operational check, (Comply with MPC E71021.3).

3. Restore equipment to the normal status.

4. Record maintenance action by completing sign-off, adding pertinent remarks.

LOUDHAILER

Figure 1

Flush Mount Bracket

Loudhailer Mounting Screws

Mounting Screws

Loudhailer

Mounting Screws Front Panel

Microphone Connector