life boat davits and winches repair jobs for the vessel rm0815; 1 jobs on life boat davits and winches onboard the vessel rm.0815 - 2 set (p & s) 2 service part 3 d25037 life falls of two sets to remove and renewed. new wire ship supply 4 d25037.1following jobs to be done at two sets of lifeboat davits:all sheaves on each davit to be removed total 12 sheaves in life boat davit). each centre pin and all sheaves to be checked for cracks; wear and tear and renewed where necessary. floating blocks (2 no. at each lifeboat) to be opened up; side plates (cheeks) to be power tooled/grit blasted; check for holes/thinned down portions and renew as necessary. after lubrication; all sheaves and floating blocks to be fit in place with centre pins locked correctly in position. 5 d25037.2 five yealy load test and issue certificate for 02 lifeboats 6 d25037.3 two number floating blocks cheek plates of each l/boat to be inspected and renewed /repaired as required 7 d25037.4 lifeboat choke supports fwd and aft to be renewed. 8 d25037.5 choke wooden support and rubber padding to renew. 9 d25037.6davit arm heel pins to be removedinspected for any play and repaired / renewed as required. 10 d25037.7 fwd and aft gripes wire ropes andend turnbuckles (3 no) to be renewed of both lifeboats. 11 d25037.8 fwd and aft arm of davit; guide for floating block wire pin require renewal ;guide for the above require support. 12 d25037.9 both lifeboat davit to be power tooled completelyprimered and painted 13 d25038 life boat davit winch 14 d25038.1 two lifeboat winches to be overhauled. to be renewed. gear oil to be renewed with the owner’s supply.two nos. gauge glass to be cleaned. 15 d25038.2 two lifeboat davit centrifugal brakes and ratchets to be opened up and inspected for satisfactory operation in presence of ships officers. if required new brake lining. to be fitted off 8 mm thickness.on completion of above jobs brake assembles and ratchets to be boxed up and tested. 16 d25038.3 02 no life boats self lowering wires to be renewed. size of wire 4 mm ss non kinking type 17 d25038.4 self lowering wire sheave support eye to renew 18 d25038.5 port/stbd side hand cranking handle for davit winch corroded; to be renewedaps 19 d25038.6 winch foundation to be removed from place for bottom inspection and refit with new nuts/bolts/packings 20 d25038.7 vendor to arrange for all the above jobs and also five yearly servicinginspectiontesting by manufacturer servicing engineer and also certification. 21 d25038.10 conduit box for life boat heaving motor to repaire 22 d25036.3 dynamic load test of life boat davit winch brake to be carried out with a proof load of 1.1 times the maximum working load at maximum lowering speed. 5 yearly servicing/inspection/testing to be done and certificate to be issued for same by yard and witnessed by class/mmd surveyor. oem - norsafe will be required carry out same. 23 d25007.3 lifeboat winch operating handles to fabricate and supply 24 e 25053:life boat davit winchx2 nos 25 make:oriental precision & engineering co.ltd.busan kore, winch detailstype :bwe - 08 - 180 (port)bwe-08-030 (stbd) maximum design load 4000 kg (39.2 kn), davit details : type hgd - 057 - 24 maxi. design load 5700 kg 26 e25053.1 1)brake linings to inspect and renew if required. material-non asbestos. 27 e25053.2 2)winch gears to inspect for damages. gear casing oil to renew. care must be taken to avoid dust etc. from entering into gear case. 28 e25053.33)one way clutch to inspect and function to show to ceo/2eo. 29 e25053.4 4)following tests to be carried out to the satisfaction of ceo/supdt. defects if any to rectify.static test 6000 kgs (58.9 kn)holding checkwinch strenghthlowering test2329 kg (fully equipt.) speedbrakelowering ht (min). 1451 kgs (empty)min 3m slip distance (max. 1 m)hoisting testport 2348kg fall take in speed stbd2168 kgfall take in speed dynamic brake testport / stbd4400 kg ( 43.2 kn) jobs to be carried out by makers service engineer 30 material part 31 d25037 life falls of two sets to remove and renewed. new wire ship supply 32 d25037.1following jobs to be done at two sets of lifeboat davits:all sheaves on each davit to be removed total 12 sheaves in life boat davit). each centre pin and all sheaves to be checked for cracks; wear and tear and renewed where necessary. floating blocks (2 no. at each lifeboat) to be opened up; side plates (cheeks) to be power tooled/grit blasted; check for holes/thinned down portions and renew as necessary. after lubrication; all sheaves and floating blocks to be fit in place with centre pins locked correctly in position. 33 d25037.2 five yealy load test and issue certificate for 02 lifeboats 34 d25037.3 two number floating blocks cheek plates of each l/boat to be inspected and renewed /repaired as required 35 d25037.4 lifeboat choke supports fwd and aft to be renewed. 36 d25037.5 choke wooden support and rubber padding to renew. 37 d25037.6davit arm heel pins to be removedinspected for any play and repaired / renewed as required. 38 d25037.7 fwd and aft gripes wire ropes andend turnbuckles (3 no) to be renewed of both lifeboats. 39 d25037.8 fwd and aft arm of davit; guide for floating block wire pin require renewal ;guide for the above require support. 40 d25037.9 both lifeboat davit to be power tooled completelyprimered and painted 41 d25038 life boat davit winch 42 d25038.1 two lifeboat winches to be overhauled. to be renewed. gear oil to be renewed with the owner’s supply.two nos. gauge glass to be cleaned. 43 d25038.2 two lifeboat davit centrifugal brakes and ratchets to be opened up and inspected for satisfactory operation in presence of ships officers. if required new brake lining. to be fitted off 8 mm thickness.on completion of above jobs brake assembles and ratchets to be boxed up and tested. 44 d25038.3 02 no life boats self lowering wires to be renewed. size of wire 4 mm ss non kinking type 45 d25038.4 self lowering wire sheave support eye to renew 46 d25038.5 port/stbd side hand cranking handle for davit winch corroded; to be renewedaps 47 d25038.6 winch foundation to be removed from place for bottom inspection and refit with new nuts/bolts/packings 48 d25038.7 vendor to arrange for all the above jobs and also five yearly servicinginspectiontesting by manufacturer servicing engineer and also certification. 49 d25038.10 conduit box for life boat heaving motor to repaire 50 d25036.3 dynamic load test of life boat davit winch brake to be carried out with a proof load of 1.1 times the maximum working load at maximum lowering speed. 5 yearly servicing/inspection/testing to be done and certificate to be issued for same by yard and witnessed by class/mmd surveyor. oem - norsafe will be required carry out same. 51 d25007.3 lifeboat winch operating handles to fabricate and supply 52 e 25053:life boat davit winchx2 nos 53 make:oriental precision & engineering co.ltd.busan kore, winch detailstype :bwe - 08 - 180 (port)bwe-08-030 (stbd) maximum design load 4000 kg (39.2 kn), davit details : type hgd - 057 - 24 maxi. design load 5700 kg 54 e25053.1 1)brake linings to inspect and renew if required. material-non asbestos. 55 e25053.2 2)winch gears to inspect for damages. gear casing oil to renew. care must be taken to avoid dust etc. from entering into gear case. 56 e25053.33)one way clutch to inspect and function to show to ceo/2eo. 57 e25053.4 4)following tests to be carried out to the satisfaction of ceo/supdt. defects if any to rectify.static test 6000 kgs (58.9 kn)holding checkwinch strenghthlowering test2329 kg (fully equipt.) speedbrakelowering ht (min). 1451 kgs (empty)min 3m slip distance (max. 1 m)hoisting testport 2348kg fall take in speed stbd2168 kgfall take in speed dynamic brake testport / stbd4400 kg ( 43.2 kn) jobs to be carried out by makers service engineer