EC078_57300_E-brak_Mod_0512_225_175.pdf

EC078_57300_ANK_0812_225/175

WORK ITEM 6: Buoy Chain Winch and Cross deck winch Emergency

Brake Release Hand Pump Modifications

1. SCOPE

1.1 Intent. This work item describes the requirements for the Contractor to convert the emergency brake release hand pump and piping fittings from a fixed mount to a portable unit on the buoy chain winch and four cross deck winches.

1.2 Government-furnished property.

MTI ITEM DESCRIPTION NSN/PN QTY ESTIMATED

COST ($/UNIT)

N P-392 Hand Pump 4320-01-286-4065/P-392 1 ea. 368

N Dust Plug 5340-01-172-2794/FD45-

1041-06

1 ea. 5

N Dust Cap 5340-01-172-3737/FD45-

1040-06

5 ea. 2

N QD Coupling (F) 4730-01-219-4962/FD45-

1005-06-06

1 5

N QD Coupling (M) 4730-00-247-9189/FD45-

1004-06-06

5 12

N Hose Assembly 4720-01-519-8155/H-7203 1 98

N Gauge, 0-10000 6685-00-964-7773/GP-105 1 91

N Adapter 4730-00-336-0721/GA-2 1 50

2. REFERENCES

COAST GUARD DRAWINGS

None.

COAST GUARD PUBLICATIONS

Surface Forces Logistics Center Standard Specification 0000 (SFLC Std Spec 0000), Jan 2009, General Requirements

Surface Forces Logistics Center Standard Specification 0740 (SFLC Std 0740), Jan 2009, Welding and Allied Processes

Coast Guard Technical Publication (TP) 3498, 30-OCT-02, Buoy Chain Winch

Coast Guard Technical Publication (TP) 3558, JAN 2003, Manufacturer's Instruction Book -

SWBS Group(s) 573, Section 573-A (Winch, Cross Deck - Model Bmd 390), Section 573-

B, (Winch, Cross Deck - Model Bmd 471)

Surface Forces Logistics Center Standard Specification (SFLC Std Spec) 5000, Jan 2009, Inspect, Repair, And Test Auxiliary Machine Systems

OTHER REFERENCES

None.

3. REQUIREMENTS

3.1 General.

3.1.1 CIR.

None.

3.1.2 Technical Representative.

Not applicable.

3.1.3 Protective measures.

Not applicable.

3.1.4 Interferences.

None.

3.1.5 Work coordination. The Contractor shall coordinate this work item with all other Buoy Deck equipment-associated jobs that are included in this specification package.

3.2 Convert Emergency Brake Release. The Contractor shall installs five stainless steel quick disconnect couplings in the piping and hand pump so that the hand pump can be removed from the elements and stowed in a dry environment.

3.2.1 Piping and Fittings Removal. The Contractor shall remove existing fittings to allow for installation of new SS quick disconnect couplings in accordance with SFLC Std Spec 0000 and SFLC Std 0740.

3.2.2 Installation. The Contractor shall install all GFP in accordance with attached figure 7-14 (portable hand pump/piping fittings) and SFLC Std Spec 0000 and SFLC Std 0740,

3.2.3 Operational Test and Inspect. After all authorized repairs of mechanical joints, the Contractor shall perform an operational test of the E-brake piping system using the system fluid at normal operating pressure. No visible leakage or deformation is acceptable. Repair all leaks and discrepancies found.

Submit a CFR.

3.2.1.6 Final Operational Test . After completion of all other work, perform the operational testing of each cross deck winch and chain winch emergency brake release in accordance with CG Tech Pub 3498 and 3558. Submit a CFR.

4. NOTES

This section is not applicable to this work item.